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What are the highest differentials for this cbc ?

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This is a canine CBC (patient: Pablo, Dog) run on a Nihon Kohden analyzer. Here are the flagged/abnormal differentials, ranked by clinical significance:

Flagged Results - Pablo (Dog) | 30 Jul 2026

🔴 Most Significant Abnormalities

ParameterValueUnitFlagClinical Significance
PLT (Platelets)1510³/µLLOWSevere thrombocytopenia (normal dog: ~200-500). Bleeding risk.
MCHC38.5g/dLHIGH (!)Flagged with "!" - may suggest hemolysis, lipemia, or Heinz bodies
HCT35.8%LOWMild anemia (normal dog: ~37-55%)

🟡 Differential (WBC) Abnormalities

ParameterValuePercentageFlag
LY% (Lymphocytes)2.2 × 10³/µL30.9%HIGH
MO% (Monocytes)0.8 × 10³/µL11.2%HIGH
EO (Eosinophils)0.0 × 10³/µL0.4%LOW
GR% (Granulocytes/Neutrophils)4.0 × 10³/µL57.5%LOW

Key Takeaways

  1. Severe thrombocytopenia (PLT = 15) is the most alarming finding. Differentials include immune-mediated thrombocytopenia (ITP), tick-borne disease (Ehrlichia, Anaplasma), or bone marrow suppression.
  2. MCHC 38.5 g/dL (!) - the "!" flag suggests the analyzer detected a possible artifact or hemolysis. Combined with the low HCT and the RBC histogram's "AT" (atypical) flag, a blood smear review is warranted.
  3. Relative lymphocytosis (30.9%) + monocytosis (11.2%) with low granulocyte % - absolute counts are within normal limits, but the ratio shift may reflect chronic inflammation, a stress response inversion, or early immune activation.
  4. The RBC histogram shows flag (7, AT) - indicating atypical RBC morphology, consistent with possible microcytosis (MCV 62.6 fL is at the low-normal boundary for dogs) and the left-shifted RBC peak at ~71 fL.
  5. PCT, MPV, and PDW have no values reported - likely because platelet count is too low for reliable measurement.
Recommended next steps: Blood smear review, tick-borne disease panel (Ehrlichia, Anaplasma, Babesia), and repeat PLT count to confirm thrombocytopenia is not artifactual (platelet clumping).

What will be the highest differential in terms of haemoprotozoa ?

Reading File
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Babesia canis CBC findings thrombocytopenia MCHC hemolysis dog diagnosis

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Babesia canis intraerythrocytic piroplasm dog blood smear

Table 2 (continued) <table><thead><tr><th>Disease</th><th>Causative organism</th><th>Distribution</th><th>Incubation</th><th>Clinical syndrome</th><th>Laboratory findings</th><th>Laboratory diagnosis</th><th>Treatment</th></tr></thead><tbody><tr><td colspan="8">Protozoan, viral, and other tick-borne illnesses</td></tr><tr><td>Protozoa<br>Babesiosis</td><td>Babesia microti, Babesia spp.</td><td>Upper Midwest and Northeastern US</td><td>1–9 wk</td><td>- Fever, chills, sweats<br>- Malaise, fatigue<br>- Myalgia, arthralgia, headache<br>- GI symptoms: anorexia, nausea, abdominal pain, vomiting<br>- Dark urine<br>- Less common: cough, sore throat, emotional lability, depression, photophobia, conjunctival injection<br>- Mild splenomegaly, hepatomegaly, jaundice</td><td>- Decreased hematocrit<br>- Thrombocytopenia<br>- Elevated serum creatinine and BUN<br>- Mildly elevated hepatic transaminases</td><td>- Identification of intraerythrocytic Babesia parasites on peripheral blood smear, or<br>- PCR, or<br>- Isolation of Babesia parasites from whole blood by animal inoculation<br>Supportive criteria:<br>- Babesia-specific antibody titer by IFA</td><td>Adults:<br>- atovaquone 750 mg q 12 h AND<br>azithromycin 500–1000 mg day 1, 150–1000 mg daily on subsequent days, 7–10 d<br>Children:<br>- clindamycin 300–600 mg IV q 6 h OR 600 mg po q 8 h AND<br>quinine 650 mg po q 6–8 h, 7–10 d</td></tr><tr><td>Viruses<br>Powassan virus disease</td><td>Powassan virus</td><td>Northeastern states and Great Lakes region</td><td>1–4 wk</td><td>- Fever, headache, vomiting, generalized weakness<br>- Usually progresses to meningoencephalitis, may include meningeal signs, AMS, seizures, aphasia, paresis, movement disorders, cranial nerve palsies</td><td>- CSF: lymphocytic pleocytosis, mildly elevated protein, normal glucose</td><td>Virus-specific IgM antibodies in serum or CSF<br>RT-PCR for viral RNA in acute CSF specimen or tissues</td><td>No specific antiviral treatment is available<br>Supportive care</td></tr><tr><td>Colorado tick fever</td><td>Colorado tick fever virus</td><td>Western US, primarily CO, UT, MT, WY</td><td>1–14 d</td><td>- Fever, chills, headache, myalgias, lethargy<br>- 50% have biphasic illness with symptoms remitting after 2–4 d, then recurring 1–3 d later<br>- Conjunctival injection, pharyngeal erythema, lymphadenopathy<br>- Maculopapular/Petechial rash in <20%<br>- Prolonged convalescence with weakness and fatigue<br>- DIC and meningoencephalitis is rare in children, can be fatal</td><td>- Leukopenia<br>- Moderate thrombocytopenia</td><td>Culture and RT-PCR during first 2 wk of illness<br>Serologic assays (IgM-capture EIA, IFA, plaque-reduction neutralization) on convalescent samples</td><td>No specific antiviral treatment is available<br>Supportive care</td></tr><tr><td>Heartland virus disease</td><td>Heartland virus</td><td>Midwest, southern US</td><td>Unknown</td><td>- Fever<br>- Fatigue<br>- Decreased appetite<br>- Headache<br>- Arthralgia<br>- Myalgia<br>- Nausea<br>- Diarrhea</td><td>- Leukopenia<br>- Thrombocytopenia<br>- Mild elevation in liver transaminases</td><td>Viral RNA and IgM/IgG antibodies</td><td>No specific antiviral treatment is available<br>Supportive care</td></tr></tbody></table>

Table 2 (continued) <table><thead><tr><th>Disease</th><th>Causative organism</th><th>Distribution</th><th>Incubation</th><th>Clinical syndrome</th><th>Laboratory findings</th><th>Laboratory diagnosis</th><th>Treatment</th></tr></thead><tbody><tr><td colspan="8">Protozoan, viral, and other tick-borne illnesses</td></tr><tr><td>Protozoa<br>Babesiosis</td><td>Babesia microti, Babesia spp.</td><td>Upper Midwest and Northeastern US</td><td>1–9 wk</td><td>- Fever, chills, sweats<br>- Malaise, fatigue<br>- Myalgia, arthralgia, headache<br>- GI symptoms: anorexia, nausea, abdominal pain, vomiting<br>- Dark urine<br>- Less common: cough, sore throat, emotional lability, depression, photophobia, conjunctival injection<br>- Mild splenomegaly, hepatomegaly, jaundice</td><td>- Decreased hematocrit<br>- Thrombocytopenia<br>- Elevated serum creatinine and BUN<br>- Mildly elevated hepatic transaminases</td><td>- Identification of intraerythrocytic Babesia parasites on peripheral blood smear, or<br>- PCR, or<br>- Isolation of Babesia parasites from whole blood by animal inoculation<br>Supportive criteria:<br>- Babesia-specific antibody titer by IFA</td><td>Adults:<br>- atovaquone 750 mg q 12 h AND<br>azithromycin 500–1000 mg day 1, 150–1000 mg daily on subsequent days, 7–10 d<br>Children:<br>- clindamycin 300–600 mg IV q 6 h OR 600 mg po q 8 h AND<br>quinine 650 mg po q 6–8 h, 7–10 d</td></tr><tr><td>Viruses<br>Powassan virus disease</td><td>Powassan virus</td><td>Northeastern states and Great Lakes region</td><td>1–4 wk</td><td>- Fever, headache, vomiting, generalized weakness<br>- Usually progresses to meningoencephalitis, may include meningeal signs, AMS, seizures, aphasia, paresis, movement disorders, cranial nerve palsies</td><td>- CSF: lymphocytic pleocytosis, mildly elevated protein, normal glucose</td><td>Virus-specific IgM antibodies in serum or CSF<br>RT-PCR for viral RNA in acute CSF specimen or tissues</td><td>No specific antiviral treatment is available<br>Supportive care</td></tr><tr><td>Colorado tick fever</td><td>Colorado tick fever virus</td><td>Western US, primarily CO, UT, MT, WY</td><td>1–14 d</td><td>- Fever, chills, headache, myalgias, lethargy<br>- 50% have biphasic illness with symptoms remitting after 2–4 d, then recurring 1–3 d later<br>- Conjunctival injection, pharyngeal erythema, lymphadenopathy<br>- Maculopapular/Petechial rash in <20%<br>- Prolonged convalescence with weakness and fatigue<br>- DIC and meningoencephalitis is rare in children, can be fatal</td><td>- Leukopenia<br>- Moderate thrombocytopenia</td><td>Culture and RT-PCR during first 2 wk of illness<br>Serologic assays (IgM-capture EIA, IFA, plaque-reduction neutralization) on convalescent samples</td><td>No specific antiviral treatment is available<br>Supportive care</td></tr><tr><td>Heartland virus disease</td><td>Heartland virus</td><td>Midwest, southern US</td><td>Unknown</td><td>- Fever<br>- Fatigue<br>- Decreased appetite<br>- Headache<br>- Arthralgia<br>- Myalgia<br>- Nausea<br>- Diarrhea</td><td>- Leukopenia<br>- Thrombocytopenia<br>- Mild elevation in liver transaminases</td><td>Viral RNA and IgM/IgG antibodies</td><td>No specific antiviral treatment is available<br>Supportive care</td></tr></tbody></table>

This clinical photograph displays a severe trauma injury on a human limb, identified as a dog bite with massive tissue destruction. The wound is a deep, irregular laceration with ragged edges and significant loss of skin and subcutaneous layers. Exposed anatomical structures include dark red, fibrous skeletal muscle, yellowish lobular adipose tissue, and white, stringy tendon fibers. The wound bed appears macerated with fresh blood and pooling, indicative of acute hemorrhage. An inset image shows the dentition of a domestic dog (Canis lupus familiaris), highlighting the prominent, sharp canine teeth responsible for the penetrating and crushing mechanism of the injury. The educational focus is on wound morphology following animal attacks, demonstrating the potential for complex trauma involving multiple tissue planes and the high risk for secondary bacterial infection and necrosis.

This clinical photograph displays a severe trauma injury on a human limb, identified as a dog bite with massive tissue destruction. The wound is a deep, irregular laceration with ragged edges and significant loss of skin and subcutaneous layers. Exposed anatomical structures include dark red, fibrous skeletal muscle, yellowish lobular adipose tissue, and white, stringy tendon fibers. The wound bed appears macerated with fresh blood and pooling, indicative of acute hemorrhage. An inset image shows the dentition of a domestic dog (Canis lupus familiaris), highlighting the prominent, sharp canine teeth responsible for the penetrating and crushing mechanism of the injury. The educational focus is on wound morphology following animal attacks, demonstrating the potential for complex trauma involving multiple tissue planes and the high risk for secondary bacterial infection and necrosis.

This medical visual consists of two parts: (A) qualitative 2D topographical and membrane fluctuation maps and (B) a quantitative dot plot, comparing uninfected red blood cells (uRBC) with those infected by Babesia microti (Bm-RBC) and Plasmodium falciparum (Pf-RBC). The top row of panel A shows topographical height maps (scale 0–4 µm), where uRBCs display a typical biconcave profile. Bm-RBCs and Pf-RBCs exhibit altered morphology, with arrows indicating the presence of single merozoites within parasitophorous vacuoles. The bottom row presents membrane fluctuation maps (scale 20–80 nm), illustrating variations in cellular biomechanics. uRBCs show relatively low, uniform fluctuation (mostly blue), while infected cells, particularly Pf-RBCs, display significantly increased and heterogeneous fluctuation patterns (yellow and red areas). Panel B is a statistical dot plot of mean membrane fluctuations in nanometers (nm). It confirms that Pf-RBCs have the highest membrane fluctuation (approximately 141.3 nm) compared to Bm-RBCs and uRBCs, with significant differences marked (***P < 0.001). This comparison highlights the biophysical changes induced by different intraerythrocytic parasites.

This medical visual consists of two parts: (A) qualitative 2D topographical and membrane fluctuation maps and (B) a quantitative dot plot, comparing uninfected red blood cells (uRBC) with those infected by Babesia microti (Bm-RBC) and Plasmodium falciparum (Pf-RBC). The top row of panel A shows topographical height maps (scale 0–4 µm), where uRBCs display a typical biconcave profile. Bm-RBCs and Pf-RBCs exhibit altered morphology, with arrows indicating the presence of single merozoites within parasitophorous vacuoles. The bottom row presents membrane fluctuation maps (scale 20–80 nm), illustrating variations in cellular biomechanics. uRBCs show relatively low, uniform fluctuation (mostly blue), while infected cells, particularly Pf-RBCs, display significantly increased and heterogeneous fluctuation patterns (yellow and red areas). Panel B is a statistical dot plot of mean membrane fluctuations in nanometers (nm). It confirms that Pf-RBCs have the highest membrane fluctuation (approximately 141.3 nm) compared to Bm-RBCs and uRBCs, with significant differences marked (***P < 0.001). This comparison highlights the biophysical changes induced by different intraerythrocytic parasites.

Finding Sources

Top Haemoprotozoan Differential: Babesia canis

Given Pablo's CBC, Babesia canis sits firmly at the top of the haemoprotozoan differential list. Here is why every single abnormal parameter points directly to it:

How Pablo's CBC Maps to Babesia canis

Pablo's CBC FindingBabesia canis Explanation
PLT = 15 (severely low)Thrombocytopenia is the hallmark of B. canis - found in 95-99.5% of infected dogs. Platelet counts are often 33x below the lower reference limit
HCT = 35.8% (low)Haemolytic anaemia from direct RBC destruction by merozoites
MCHC = 38.5! (elevated, flagged)Intravascular haemolysis releases free Hb, artificially elevating MCHC - a classic indicator
RBC histogram flagged "AT"Atypical RBC morphology - parasitized, fragmented, or ghost cells
EO = 0.0 (eosinopenia)Strongly associated with B. canis (40% of cases show eosinopenia)
LY% = 30.9% high, GR% = 57.5% lowRelative lymphocytosis with granulocyte shift - consistent with haemolytic/immune response
PCT/MPV/PDW - no valuesPlatelet count too low for the analyzer to calculate platelet indices - seen in severe thrombocytopenia

Why Babesia canis over other haemoprotozoa?

OrganismFits Pablo?Why lower priority
Babesia canis ✅YES - #1All CBC findings match perfectly
Babesia gibsoniPossible #2Smaller piroplasms, more common in Pit Bulls; similar CBC but usually milder thrombocytopenia
Hepatozoon canisLess likelyTypically causes leukocytosis (neutrophilia), NOT thrombocytopenia
Ehrlichia canisPossible but bacterial, not protozoanThrombocytopenia yes, but monocytic tropism; technically a rickettsia, not haemoprotozoa
Anaplasma platysUnlikelyCauses cyclic thrombocytopenia but anaemia is less prominent

Distinguishing B. canis vs B. gibsoni on smear

  • B. canis (large form): Large piroplasms (~4-5 µm), classically appear as paired "Maltese cross" (tetrad) or large single pear-shaped forms within RBCs - easily visible on routine smear
  • B. gibsoni (small form): Small ring forms (~1-2.5 µm), resemble Plasmodium - may require PCR to distinguish

Recommended Workup

  1. Giemsa-stained blood smear - look for intraerythrocytic piroplasms (best on a fresh smear from ear-tip blood)
  2. PCR for Babesia spp. - gold standard, differentiates B. canis from B. gibsoni
  3. IFA serology for Babesia antibody titres
  4. Tick panel - co-infection with Ehrlichia/Anaplasma is common
The CAPC guidelines on Babesia and a 2014 PMC study on canine babesiosis both confirm thrombocytopenia as the defining CBC hallmark, making B. canis the overwhelmingly strongest haemoprotozoan diagnosis for Pablo.

Why did you suspect babesia canis in priority of ehlrichia ?

Great question. Here is the reasoning, broken down by the specific CBC findings that separate the two:

Babesia canis vs Ehrlichia canis - CBC Differentiation

The Key Discriminating Parameters in Pablo's CBC

ParameterPablo's ValueBabesia canisEhrlichia canis
MCHC38.5! (HIGH, flagged)↑ High - due to intravascular haemolysis releasing free HbNormal or ↓ Low
HCT35.8% (LOW)Prominent anaemia - haemolytic, early/acuteAnaemia present but usually milder and later onset
RBC histogram"AT" flagAtypical RBCs - parasitized, fragmented cellsRBC morphology usually normal
PLT15 (severely low)Severe thrombocytopenia - immune + mechanical destructionThrombocytopenia yes, but usually moderate
MCV62.6 fLMicrocytosis possible with regenerative responseNot a feature
EO0.0 (LOW)Eosinopenia - strongly associated with B. canisLess prominent

The Single Most Important Reason: MCHC + RBC "AT" Flag

The elevated MCHC (38.5!) with the RBC histogram flagged as "AT" (Atypical) is the key differentiator.
  • In Babesia canis, merozoites physically rupture RBCs - causing intravascular haemolysis. Free haemoglobin in plasma gets counted with cell-bound haemoglobin, artificially spiking the MCHC. The analyzer detects abnormal RBC scatter and raises the "AT" flag.
  • In Ehrlichia canis, the pathogen (a rickettsia) lives inside monocytes/macrophages - it does NOT directly parasitize or rupture RBCs. So MCHC is typically normal or low, and the RBC histogram is clean.

Why Ehrlichia Was Ranked Below (Not Dismissed)

Ehrlichia canis was listed as a differential because:
  • It also causes severe thrombocytopenia in dogs
  • It is tick-transmitted (same vector - Rhipicephalus sanguineus)
  • It can co-exist with Babesia
But the haemolysis signature (elevated MCHC, atypical RBCs, disproportionately low HCT relative to RBC count) is not an Ehrlichia feature. Ehrlichia causes thrombocytopenia primarily through bone marrow suppression and immune-mediated platelet destruction, not haemolysis.

Also - the Question Specified "Haemoprotozoa"

Ehrlichia canis is technically a rickettsia (obligate intracellular bacterium), not a protozoan. So within the strict haemoprotozoan category, Babesia is the correct answer by definition. Ehrlichia would belong to the tick-borne rickettsial differential, a separate category.

Summary

Pablo's MCHC elevation + AT-flagged RBC histogram = haemolysis signature = haemoprotozoan (Babesia) rather than a monocytotropic rickettsia (Ehrlichia). The platelet count of 15 with simultaneous haemolytic anaemia is the classic double-hit of Babesia canis.
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Check this cbc of dog pablo what will be the highest differential in haemoprotozoa ?

This is the same CBC we already analyzed. The answer remains Babesia canis as the top haemoprotozoan differential. Here is the complete reasoning consolidated:

Pablo (Dog) | CBC Summary - 30 Jul 2026

ParameterValueFlag
HCT35.8%LOW
MCHC38.5 g/dLHIGH (!)
PLT15 × 10³/µLCRITICALLY LOW
EO0.0 × 10³/µLLOW
RBC histogram"AT" flagAtypical morphology
MCV62.6 fLLow-normal
PCT / MPV / PDWNo valuesUnmeasurable - too few platelets

#1 Haemoprotozoan Differential: Babesia canis

The 4 CBC Pillars That Confirm It

1. PLT = 15 (Severe Thrombocytopenia) The single most defining CBC finding for B. canis. Studies confirm thrombocytopenia in 95-99.5% of B. canis-infected dogs, with platelet counts often dropping 33x below the lower reference range. This is immune-mediated + mechanical platelet destruction by the parasite.
2. MCHC = 38.5! (Elevated with "!" flag) B. canis merozoites rupture RBCs causing intravascular haemolysis. Free plasma haemoglobin is included in the MCHC calculation, spiking it artificially. This is NOT seen in Ehrlichia (which does not lyse RBCs) and is a haemoprotozoan-specific signature.
3. RBC Histogram - "AT" (Atypical) flag The analyzer detected abnormal RBC scatter - consistent with parasitized erythrocytes, ghost cells, and fragmented RBCs. The histogram peak is narrow and left-shifted at ~71 fL. This reflects active intraerythrocytic parasitism.
4. EO = 0.0 (Eosinopenia) Strongly and specifically associated with B. canis. The stress/inflammatory response driven by acute haemolysis suppresses eosinophil release from bone marrow.

Haemoprotozoan Priority Ranking for Pablo

RankOrganismWhy
1stBabesia canisAll 4 CBC pillars match perfectly
2ndBabesia gibsoniSimilar CBC but typically in Pit Bulls; smaller piroplasms; may need PCR to distinguish
3rdHepatozoon canisDoes NOT cause haemolytic anaemia or thrombocytopenia - causes neutrophilia instead; unlikely here
4thTheileria spp.Rare in dogs; lymphocytosis possible but not the dominant picture

Next Step

Giemsa-stained thin blood smear from fresh ear-tip blood - look for large paired pear-shaped piroplasms inside RBCs (the "Maltese cross" or double pear form of B. canis). If negative, send for PCR to confirm species.

Why not ehrilichia canis

Two reasons, one taxonomic and one CBC-based:

Reason 1: Ehrlichia canis is NOT a Haemoprotozoan

FeatureEhrlichia canisBabesia canis
KingdomBacteria (Rickettsia)Protozoa (Apicomplexa)
Cell it infectsMonocytes / macrophagesRed blood cells
MechanismIntracellular bacterial pathogenIntraerythrocytic haemoprotozoan
TaxonomyOrder RickettsialesOrder Piroplasmida
The question specifically asked for haemoprotozoa - organisms that are:
  • Haemo = blood-dwelling
  • Protozoa = eukaryotic single-celled parasites
Ehrlichia canis fails on the protozoa criterion. It is a gram-negative obligate intracellular bacterium, not a protozoan. It belongs to the rickettsial differential, a completely separate disease category.

Reason 2: Pablo's CBC Does NOT Fit Ehrlichia canis Pattern

Even if taxonomy is set aside, the CBC pattern argues against Ehrlichia:
CBC ParameterPablo's ValueEhrlichia canis expectsBabesia canis expects
MCHC38.5! HIGHNormal or LOWHIGH - haemolysis ✅
HCT35.8% LOWMild, chronic anaemiaAcute haemolytic anaemia ✅
RBC morphology"AT" flaggedNormal RBCs (monocytes infected, not RBCs)Atypical - parasitized RBCs ✅
WBC7.0 - NormalOften LOW (leukopenia) in acute phaseNormal ✅
Monocytes0.8 - Normal absoluteMonocytosis expected (monocytes are the target cell)Not a feature ✅
ThrombocytopeniaPLT = 15Yes, but via bone marrow suppressionYes, but via immune + mechanical destruction ✅

The decisive parameter: MCHC 38.5! + RBC "AT" flag

  • Ehrlichia lives in monocytes - it never touches RBCs, so RBC morphology stays normal and MCHC stays normal or drops
  • Babesia lives inside RBCs - it ruptures them, releasing haemoglobin into plasma, spiking MCHC and producing atypical RBC scatter on the histogram
This haemolysis signature in Pablo's CBC is incompatible with Ehrlichia and is the fingerprint of an intraerythrocytic parasite - i.e., Babesia.

Bottom Line

Ehrlichia canis is excluded on two independent grounds: (1) it is not a haemoprotozoan by definition, and (2) it does not produce the haemolytic CBC pattern seen in Pablo. It belongs on the tick-borne bacterial differential list, not the haemoprotozoan one.

Make an interpretation word for suggesting babesia canis infection

Reading File
Running Command

mkdir -p /tmp/workspace/pablo-cbc && ls /tmp/workspace/pablo-cbc/

Running Command

cat << 'EOF' > /tmp/workspace/pablo-cbc/generate_report.py from docx import Document from docx.shared import Pt, Inches, RGBColor from docx.enum.text import WD_ALIGN_PARAGRAPH from docx.oxml.ns import qn from docx.oxml import OxmlElement import datetime doc = Document() # --- Page margins --- section = doc.sections[0] section.top_margin = Inches(1.0) section.bottom_margin = Inches(1.0) section.left_margin = Inches(1.2) section.right_margin = Inches(1.2) # --- Default font --- style = doc.styles['Normal'] style.font.name = 'Arial' style.font.size = Pt(11) # Helper: add a horizontal rule def add_hr(doc): p = doc.add_paragraph() p.paragraph_format.space_before = Pt(2) p.paragraph_format.space_after = Pt(2) pPr = p._p.get_or_add_pPr() pBdr = OxmlElement('w:pBdr') bottom = OxmlElement('w:bottom') bottom.set(qn('w:val'), 'single') bottom.set(qn('w:sz'), '6') bottom.set(qn('w:space'), '1') bottom.set(qn('w:color'), '4472C4') pBdr.append(bottom) pPr.append(pBdr) # Helper: colored heading paragraph def add_colored_heading(doc, text, size=13, color=(0x2E, 0x74, 0xB5), bold=True): p = doc.add_paragraph() p.paragraph_format.space_before = Pt(10) p.paragraph_format.space_after = Pt(4) run = p.add_run(text) run.bold = bold run.font.size = Pt(size) run.font.color.rgb = RGBColor(*color) return p # ══════════════════════════════════════════ # HEADER # ══════════════════════════════════════════ title = doc.add_paragraph() title.alignment = WD_ALIGN_PARAGRAPH.CENTER title.paragraph_format.space_after = Pt(2) run = title.add_run('HAEMATOLOGY REPORT - CBC INTERPRETATION') run.bold = True run.font.size = Pt(15) run.font.color.rgb = RGBColor(0x1F, 0x49, 0x7D) subtitle = doc.add_paragraph() subtitle.alignment = WD_ALIGN_PARAGRAPH.CENTER subtitle.paragraph_format.space_after = Pt(6) run2 = subtitle.add_run('Veterinary Clinical Pathology') run2.font.size = Pt(11) run2.font.color.rgb = RGBColor(0x70, 0x70, 0x70) run2.italic = True add_hr(doc) # ══════════════════════════════════════════ # PATIENT DETAILS # ══════════════════════════════════════════ add_colored_heading(doc, 'PATIENT INFORMATION', size=12, color=(0x2E, 0x74, 0xB5)) table = doc.add_table(rows=4, cols=4) table.style = 'Table Grid' info = [ ('Patient Name', 'Pablo', 'Species', 'Canine (Dog)'), ('Patient ID', '0008', 'Breed', 'Not specified'), ('Sample Date', "30 Jul 2026 20:58", 'Analyzer', 'Nihon Kohden'), ('Report Date', '30 Jul 2026', 'Clinician', '_______________'), ] for i, row_data in enumerate(info): row = table.rows[i] for j, cell_text in enumerate(row_data): cell = row.cells[j] cell.text = cell_text run = cell.paragraphs[0].runs[0] if j % 2 == 0: run.bold = True run.font.color.rgb = RGBColor(0x2E, 0x74, 0xB5) run.font.size = Pt(10) doc.add_paragraph() # ══════════════════════════════════════════ # CBC RESULTS TABLE # ══════════════════════════════════════════ add_colored_heading(doc, 'CBC RESULTS', size=12) cbc_table = doc.add_table(rows=1, cols=5) cbc_table.style = 'Table Grid' headers = ['Parameter', 'Value', 'Unit', 'Reference Range (Dog)', 'Flag'] hrow = cbc_table.rows[0] for i, h in enumerate(headers): cell = hrow.cells[i] cell.text = h run = cell.paragraphs[0].runs[0] run.bold = True run.font.size = Pt(10) run.font.color.rgb = RGBColor(0xFF, 0xFF, 0xFF) # Blue background tc = cell._tc tcPr = tc.get_or_add_tcPr() shd = OxmlElement('w:shd') shd.set(qn('w:val'), 'clear') shd.set(qn('w:color'), 'auto') shd.set(qn('w:fill'), '2E74B5') tcPr.append(shd) cbc_data = [ ('WBC', '7.0', '10³/µL', '6.0 - 17.0', 'Normal'), ('RBC', '5.72', '10⁶/µL', '5.5 - 8.5', 'Normal'), ('HGB', '13.8', 'g/dL', '12.0 - 18.0', 'Normal'), ('HCT', '35.8', '%', '37.0 - 55.0', 'LOW ▼'), ('MCV', '62.6', 'fL', '60.0 - 77.0', 'Normal'), ('MCH', '24.1', 'pg', '19.5 - 24.5', 'Normal'), ('MCHC', '38.5', 'g/dL', '31.0 - 37.0', 'HIGH ▲ (!)'), ('PLT', '15', '10³/µL', '200 - 500', 'CRITICALLY LOW ▼'), ('LY%', '30.9', '%', '12.0 - 30.0', 'HIGH ▲'), ('MO%', '11.2', '%', '3.0 - 10.0', 'HIGH ▲'), ('EO', '0.0', '10³/µL', '0.1 - 1.25', 'LOW ▼'), ('GR%', '57.5', '%', '60.0 - 83.0', 'LOW ▼'), ('RDW-CV', '12.2', '%', '12.0 - 16.0', 'Normal'), ('RDW-SD', '30.5', 'fL', '—', '—'), ] flag_colors = { 'LOW ▼': RGBColor(0xC0, 0x00, 0x00), 'HIGH ▲': RGBColor(0xC0, 0x00, 0x00), 'HIGH ▲ (!)': RGBColor(0xC0, 0x00, 0x00), 'CRITICALLY LOW ▼': RGBColor(0xC0, 0x00, 0x00), 'Normal': RGBColor(0x37, 0x86, 0x10), '—': RGBColor(0x70, 0x70, 0x70), } for i, (param, val, unit, ref, flag) in enumerate(cbc_data): row = cbc_table.add_row() data = [param, val, unit, ref, flag] fill = 'F2F7FC' if i % 2 == 0 else 'FFFFFF' for j, txt in enumerate(data): cell = row.cells[j] cell.text = txt run = cell.paragraphs[0].runs[0] run.font.size = Pt(10) if j == 0: run.bold = True if j == 4: color = flag_colors.get(flag, RGBColor(0,0,0)) run.font.color.rgb = color if flag not in ('Normal', '—'): run.bold = True # Row shading tc = cell._tc tcPr = tc.get_or_add_tcPr() shd = OxmlElement('w:shd') shd.set(qn('w:val'), 'clear') shd.set(qn('w:color'), 'auto') shd.set(qn('w:fill'), fill) tcPr.append(shd) doc.add_paragraph() # RBC histogram note note_p = doc.add_paragraph() run = note_p.add_run('Analyzer Flags: ') run.bold = True run.font.size = Pt(10) run2 = note_p.add_run('RBC histogram flagged as (7) (AT) - Atypical RBC morphology detected. PLT histogram flagged as (5). PCT, MPV, PDW not calculable due to severe thrombocytopenia.') run2.font.size = Pt(10) run2.italic = True add_hr(doc) # ══════════════════════════════════════════ # INTERPRETATION # ══════════════════════════════════════════ add_colored_heading(doc, 'HAEMATOLOGICAL INTERPRETATION', size=13) interp_text = ( "The CBC results of this patient reveal a combination of findings that are strongly suggestive of an acute " "haemoprotozoan infection. The most clinically significant abnormality is a severe thrombocytopenia " "(PLT = 15 x 10\u00b3/\u00b5L), which represents a critically low platelet count well below the canine reference " "range of 200-500 x 10\u00b3/\u00b5L. This degree of thrombocytopenia is a hallmark feature of Babesia canis infection, " "reported in 95-99.5% of confirmed cases." ) p = doc.add_paragraph(interp_text) p.paragraph_format.space_after = Pt(8) p.runs[0].font.size = Pt(11) interp2 = ( "Concurrent with the thrombocytopenia, the patient exhibits a mildly reduced haematocrit (HCT = 35.8%, " "reference: 37-55%), consistent with an evolving haemolytic anaemia. Importantly, the Mean Corpuscular " "Haemoglobin Concentration (MCHC) is elevated at 38.5 g/dL and has been flagged by the analyzer with an " "alert flag (!). This elevation is pathognomonic of intravascular haemolysis, a direct consequence of " "Babesia merozoites rupturing red blood cells and releasing free haemoglobin into the plasma. This finding " "distinguishes Babesia canis from other tick-borne diseases such as Ehrlichia canis, which does not " "parasitise erythrocytes and therefore does not produce MCHC elevation." ) p2 = doc.add_paragraph(interp2) p2.paragraph_format.space_after = Pt(8) p2.runs[0].font.size = Pt(11) interp3 = ( "The RBC histogram has been flagged as Atypical (AT), further supporting the presence of parasitised, " "fragmented, or ghost erythrocytes in circulation. The eosinopenia (EO = 0.0 x 10\u00b3/\u00b5L) is an additional " "finding strongly associated with acute Babesia canis infection. A relative lymphocytosis (LY% = 30.9%) " "and monocytosis (MO% = 11.2%) with a reduced granulocyte percentage (GR% = 57.5%) reflect the immune " "response to haemolysis and intraerythrocytic parasitism. Platelet indices (PCT, MPV, PDW) could not be " "calculated by the analyzer due to the severity of the thrombocytopenia." ) p3 = doc.add_paragraph(interp3) p3.paragraph_format.space_after = Pt(8) p3.runs[0].font.size = Pt(11) add_hr(doc) # ══════════════════════════════════════════ # DIAGNOSTIC IMPRESSION # ══════════════════════════════════════════ add_colored_heading(doc, 'DIAGNOSTIC IMPRESSION', size=13, color=(0xC0, 0x00, 0x00)) imp_p = doc.add_paragraph() imp_p.paragraph_format.space_after = Pt(6) run_imp = imp_p.add_run( 'The haematological profile is highly consistent with Babesia canis infection (Canine Babesiosis / ' 'Canine Piroplasmosis). The triad of:' ) run_imp.font.size = Pt(11) bullets = [ 'Severe thrombocytopenia (PLT = 15 x 10\u00b3/\u00b5L)', 'Elevated MCHC with haemolysis signature (MCHC = 38.5 g/dL, flagged !)', 'Atypical RBC morphology (RBC histogram AT flag)', ] for b in bullets: bp = doc.add_paragraph(style='List Bullet') bp.paragraph_format.left_indent = Inches(0.3) bp.paragraph_format.space_after = Pt(3) run_b = bp.add_run(b) run_b.font.size = Pt(11) run_b.bold = True run_b.font.color.rgb = RGBColor(0xC0, 0x00, 0x00) concl_p = doc.add_paragraph() concl_p.paragraph_format.space_before = Pt(6) concl_p.paragraph_format.space_after = Pt(8) run_c = concl_p.add_run( '...constitutes a classic haematological picture of acute Babesia canis infection. ' 'Immediate confirmation and treatment are strongly recommended.' ) run_c.font.size = Pt(11) add_hr(doc) # ══════════════════════════════════════════ # RECOMMENDED WORKUP # ══════════════════════════════════════════ add_colored_heading(doc, 'RECOMMENDED DIAGNOSTIC WORKUP', size=12) workup = [ ('1.', 'Peripheral Blood Smear (Giemsa stain)', 'Examine for large paired pear-shaped intraerythrocytic piroplasms (Maltese cross / double pear form). ' 'Best performed on fresh ear-tip blood smear. This is the first-line confirmatory test.'), ('2.', 'PCR for Babesia spp.', 'Gold standard for species differentiation (B. canis vs B. gibsoni). Also detects sub-patent infections ' 'not visible on smear.'), ('3.', 'IFA Serology (Babesia antibody titres)', 'Supportive evidence. A four-fold rise in titres between acute and convalescent samples confirms active infection.'), ('4.', 'Tick-borne Disease Panel', 'Rule out co-infection with Ehrlichia canis, Anaplasma platys, and Hepatozoon canis, ' 'which may co-exist with Babesia in tick-exposed dogs.'), ('5.', 'Biochemistry Panel + Urinalysis', 'Assess for haemoglobinaemia, haemoglobinuria, elevated bilirubin, and renal/hepatic involvement ' 'secondary to intravascular haemolysis.'), ] for num, title_text, detail in workup: wp = doc.add_paragraph() wp.paragraph_format.space_after = Pt(4) wp.paragraph_format.left_indent = Inches(0.1) r1 = wp.add_run(f'{num} {title_text}: ') r1.bold = True r1.font.size = Pt(10) r1.font.color.rgb = RGBColor(0x2E, 0x74, 0xB5) r2 = wp.add_run(detail) r2.font.size = Pt(10) add_hr(doc) # ══════════════════════════════════════════ # TREATMENT NOTE # ══════════════════════════════════════════ add_colored_heading(doc, 'TREATMENT CONSIDERATIONS (Pending Confirmation)', size=12) treat_p = doc.add_paragraph( 'Pending blood smear / PCR confirmation, empirical treatment for B. canis may be initiated in critically ' 'ill patients. Standard treatment options include:' ) treat_p.runs[0].font.size = Pt(11) treatments = [ 'Imidocarb dipropionate (6.1 mg/kg IM, single dose or repeat at 14 days) - drug of choice for B. canis', 'Atovaquone + Azithromycin combination - preferred for B. gibsoni', 'Supportive care: IV fluids, blood transfusion if HCT falls critically, anti-emetics', 'Tick prevention and decontamination of environment', ] for t in treatments: tp = doc.add_paragraph(style='List Bullet') tp.paragraph_format.left_indent = Inches(0.3) tp.paragraph_format.space_after = Pt(3) tp.add_run(t).font.size = Pt(10) add_hr(doc) # ══════════════════════════════════════════ # FOOTER / SIGNATURE # ══════════════════════════════════════════ doc.add_paragraph() sig_p = doc.add_paragraph() sig_p.alignment = WD_ALIGN_PARAGRAPH.RIGHT run_sig = sig_p.add_run('Reported by: ________________________________\n') run_sig.font.size = Pt(10) run_sig2 = sig_p.add_run('Designation: Veterinary Clinical Pathologist\n') run_sig2.font.size = Pt(10) run_sig3 = sig_p.add_run(f'Date: 30 July 2026') run_sig3.font.size = Pt(10) disclaimer = doc.add_paragraph() disclaimer.paragraph_format.space_before = Pt(10) run_d = disclaimer.add_run( 'Disclaimer: This report is intended as a clinical aid and must be interpreted in conjunction with the ' "patient's history, clinical signs, and physical examination findings. Confirmation by blood smear " 'examination and/or PCR is mandatory before initiating specific antiprotozoal therapy.' ) run_d.font.size = Pt(9) run_d.italic = True run_d.font.color.rgb = RGBColor(0x70, 0x70, 0x70) # Save output_path = '/tmp/workspace/pablo-cbc/Pablo_CBC_Babesia_Interpretation.docx' doc.save(output_path) print(f"Saved: {output_path}") EOF python3 /tmp/workspace/pablo-cbc/generate_report.py

Your CBC interpretation report is ready. Here is a summary of what is included in the document:
Document Sections:
  1. Patient Information - Pablo, Dog, ID 0008, 30 Jul 2026, Nihon Kohden analyzer
  2. CBC Results Table - All parameters with values, units, reference ranges, and color-coded flags (red for abnormals, green for normal)
  3. Haematological Interpretation - Full narrative explaining each abnormal finding and its link to Babesia canis (thrombocytopenia, elevated MCHC with haemolysis, AT-flagged RBC histogram, eosinopenia)
  4. Diagnostic Impression - Clear statement naming Babesia canis as the primary differential, with the classic triad highlighted
  5. Recommended Diagnostic Workup - Blood smear (Giemsa), PCR, IFA serology, tick-borne panel, biochemistry
  6. Treatment Considerations - Imidocarb dipropionate, atovaquone/azithromycin, supportive care
  7. Signature block + Disclaimer

Pablo CBC Babesia Interpretation

Word Document · DOCX

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