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I have enough context from the image and the library. Here is a full explanation of all the lab results shown in the clinical notes:
Lab Report Explanation - COVID-19 Positive Patient
The patient has tested COVID RAT - Positive. Here is what each result means:
Inflammatory Markers
| Test | Value | Normal Range | Interpretation |
|---|---|---|---|
| Sr. Ferritin | 125.64 ng/mL | 12-150 (F) / 12-300 (M) ng/mL | High-normal to mildly elevated. Ferritin is an acute-phase reactant that rises in COVID-19 due to macrophage activation and inflammation. |
| CRP | 54.06 mg/L | <5 mg/L | Significantly elevated. C-Reactive Protein is a key marker of acute inflammation. A value >10 mg/L indicates active inflammation; 54 is markedly elevated, consistent with moderate COVID-19 inflammatory response. |
| D-Dimer | 1800 ng/mL (or µg/L) | <500 ng/mL | Critically elevated (3.6x normal). D-Dimer is a fibrin degradation product indicating clot formation and breakdown. This high value in COVID-19 signals a significant coagulopathy / thrombotic risk, which is a hallmark of moderate-to-severe COVID-19. The risk of DVT, pulmonary embolism, or microthrombi is elevated. |
Key concern: Elevated D-Dimer + elevated CRP together in COVID-19 indicates hyperinflammation with coagulopathy - a known serious complication.
Thyroid Function Tests
| Test | Value | Normal Range | Interpretation |
|---|---|---|---|
| T3 | 1.5 ng/mL | 0.8-2.0 ng/mL | Normal |
| T4 | 0.94 ng/dL | 0.8-1.8 ng/dL | Normal |
| TSH | 1.66 mIU/L | 0.4-4.0 mIU/L | Normal |
Thyroid function is entirely within normal limits. No thyroid disease.
Vitamins & Minerals
| Test | Value | Normal Range | Interpretation |
|---|---|---|---|
| Vitamin D | 67.6 ng/mL | 30-100 ng/mL | Normal / Sufficient. (>30 is sufficient; >50 is optimal). Good vitamin D status, which is actually protective in respiratory infections. |
| B12 | 7128 pg/mL | 200-900 pg/mL | Very elevated. Likely due to recent B12 supplementation/injection. Can also be elevated in liver disease or myeloproliferative disorders, but supplementation is the most common cause. |
| Calcium (Ca+) | 8.34 mg/dL | 8.5-10.5 mg/dL | Borderline low-normal. Slightly below reference range. Hypocalcemia is commonly seen in COVID-19. |
| Magnesium (Mg) | 2.15 mg/dL | 1.7-2.2 mg/dL | Normal |
Electrolytes
| Test | Value | Normal Range | Interpretation |
|---|---|---|---|
| Sodium (Na) | 134 mEq/L | 136-145 mEq/L | Mildly low (mild hyponatremia). Common in COVID-19, often from SIADH (syndrome of inappropriate ADH secretion) or poor oral intake. |
| Potassium (K) | 4.3 mEq/L | 3.5-5.0 mEq/L | Normal |
| Chloride (Cl) | 101 mEq/L | 98-107 mEq/L | Normal |
Kidney Function
| Test | Value | Normal Range | Interpretation |
|---|---|---|---|
| Creatinine (Creat) | 1.34 mg/dL | 0.6-1.1 (F) / 0.7-1.3 (M) mg/dL | Mildly elevated. Suggests mild renal impairment. Acute kidney injury (AKI) is a known complication of COVID-19 due to direct viral injury to renal tubules and ischemia. |
Complete Blood Count (CBC)
| Test | Value | Normal Range | Interpretation |
|---|---|---|---|
| Hb (Hemoglobin) | 10.5 g/dL | 12-16 (F) / 13-17 (M) g/dL | Low - Anemia. Mild-to-moderate anemia. COVID-19 can cause anemia through inflammation (anemia of chronic disease) or direct bone marrow suppression. |
| TC (Total Count / WBC) | 11,120 /µL | 4,000-11,000 /µL | Mildly elevated (leukocytosis). Just above normal. Could suggest a secondary bacterial superinfection or a stress response. Note: COVID-19 classically causes leukopenia (low WBC), so leukocytosis here warrants attention for secondary infection. |
| Plt (Platelets) | 217,000 /µL | 150,000-400,000 /µL | Normal |
Overall Clinical Picture
This patient has confirmed COVID-19 with the following concerning features:
- High D-Dimer (1800) - significant thrombotic risk; anticoagulation should be considered
- High CRP (54) - moderate-to-severe inflammatory response ("cytokine storm" spectrum)
- Mild anemia (Hb 10.5) - likely COVID-related
- Mild renal impairment (Creat 1.34) - monitor for AKI progression
- Mild hyponatremia (Na 134) - likely COVID-related SIADH
- Borderline low calcium - common in COVID
- Leukocytosis - rule out secondary bacterial infection
The D-Dimer and CRP elevation together suggest this patient likely has moderate COVID-19 and is at risk for thromboembolic complications. Close monitoring, anticoagulation assessment, and fluid/electrolyte management would typically be priorities.
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