The boy is 4 years old, he became acutely ill with an increase in body temperature to 38C, lethargy and loose stools and abdominal pain. Epidanamnesis: attends kindergarten. Objectively: general condition of moderate severity. The child is sluggish. He drinks well, there is no thirst. The eyes are ordinary. There is moderate hyperemia in the pharynx, single vesicles surrounded by a corolla of hyperemia on the arches and palate. The skin is clean. There is vesicular breathing in the lungs, there are no wheezing. Respiration rate is 24 per minute. The heart tones are clear, rhythmic. Heart rate is 95 per minute. The abdomen is soft and painless during palpation. Urination is free. The stool is liquid up to 5 times a day without pathological impurities. Blood test: HGB-108 g/1, erythrocyte-2.9×1012/1, leukocyte-7.8×109/1, neutrophils-23%, p-2%, lymphocytes-71%, monocytes-5%, ESR-6 mm/h./ Coprogram: form-n/o, consistency-liquid, iodophilic bacteria++, indigestible fiber++, neutral fat+, leukocytes 2-4-3, mucus+, 1/g were not detected
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I now have comprehensive textbook data. Here is the full clinical analysis:
Clinical Analysis
Diagnosis: Herpangina (Enteroviral pharyngitis)
Reasoning Through the Case
Key Clinical Findings
| Feature | This Patient | Herpangina |
|---|---|---|
| Age | 4 years | Most common in young children |
| Onset | Acute | Acute-onset |
| Fever | 38°C | Characteristic (can be high) |
| Oral lesions | Vesicles on arches and palate surrounded by a corolla of hyperemia | Grayish-white papulovesicular lesions on erythematous base, on soft palate, anterior tonsillar pillars, uvula |
| GI symptoms | Loose stools ×5/day, abdominal pain | Abdominal pain, emesis are recognized features |
| Epidemiology | Kindergarten attendance | Highly contagious, outbreaks in children's groups |
| General status | Moderate severity, sluggish but drinks well, no signs of dehydration | Typically self-limited |
| Skin | Clean (no exanthem) | Distinguishes from Hand-Foot-and-Mouth disease |
The hallmark vesicles on the arches and palate surrounded by a ring of hyperemia ("corolla of hyperemia") are the pathognomonic lesion of herpangina — matching textbook descriptions of "1–2 mm papulovesicular grayish-white lesions with an areola of erythema, primarily on the anterior pillars of the tonsillar fauces, soft palate, uvula."
Etiology
Causative agent: Coxsackievirus A (most commonly group A coxsackieviruses of Enterovirus A species). Also caused by group B coxsackieviruses and echoviruses. Transmission is fecal-oral and respiratory — consistent with the kindergarten setting.
Blood Count Interpretation
| Parameter | Value | Significance |
|---|---|---|
| HGB 108 g/L, RBC 2.9×10¹²/L | Mild anemia | May reflect nutritional background or acute illness |
| WBC 7.8×10⁹/L | Normal | No leukocytosis |
| Neutrophils 23%, Lymphocytes 71% | Lymphocytosis with relative neutropenia | Classic viral pattern |
| ESR 6 mm/h | Normal/low | Argues against bacterial infection |
The lymphocytosis (71%) with neutropenia (23%) is a classic viral hematologic pattern, confirming the viral etiology and arguing against bacterial infection (which would show leukocytosis with neutrophilia and elevated ESR).
Coprogram Interpretation
| Finding | Significance |
|---|---|
| Liquid consistency, 5×/day | Diarrhea — recognized in enteroviral infections |
| Iodophilic bacteria ++ | Fermentative dysbiosis |
| Indigestible fiber ++ | Accelerated intestinal transit / impaired digestion |
| Neutral fat + | Mild steatorrhea — mucosal involvement |
| Leukocytes 2–4–3 | Minimal inflammation — not indicative of bacterial colitis |
| Mucus + | Minor mucosal irritation |
| No pathogens (1/g not detected) | Rules out bacterial or parasitic cause |
The coprogram pattern reflects enteral syndrome secondary to enteroviral infection — functional diarrhea with dysbiosis, not an invasive bacterial colitis (which would show abundant leukocytes, erythrocytes, and pathogens).
Differential Diagnosis
| Condition | Why Excluded |
|---|---|
| Herpes simplex stomatitis | HSV involves the gingiva (gingivostomatitis) and anterior mouth; herpangina spares the gingiva and is posterior. Vesicles differ in distribution. |
| Hand-Foot-and-Mouth Disease (HFMD) | Also enteroviral, but requires vesicular exanthem on hands, feet, and buttocks — skin is clean in this child |
| Aphthous stomatitis | No fever, no viral prodrome, recurrent chronic course |
| Bacterial tonsillitis / strep pharyngitis | Would show leukocytosis, neutrophilia, elevated ESR, purulent exudate on tonsils — none present |
| Bacterial enteritis (Salmonella, Shigella) | Would show abundant fecal leukocytes, pathogens on coprogram, fever pattern typically higher, neutrophilia |
Management
Herpangina is self-limited and resolves in ~10 days. Treatment is supportive:
- Oral rehydration — the child drinks well, no thirst, normal eyes (no dehydration signs) → oral rehydration is appropriate; IV fluids not indicated
- Antipyretics — paracetamol (acetaminophen) or ibuprofen for fever/pain relief
- Analgesics/local anesthetics — to ease odynophagia and dysphagia
- No antibiotics — viral etiology confirmed; antibiotics are not indicated
- Probiotics / gut support — for the diarrheal component given dysbiosis on coprogram
- Isolation from kindergarten — until resolution; highly contagious via fecal-oral and respiratory routes
Warning signs requiring escalation (based on enterovirus 71 data): persistent high fever, signs of CNS involvement (myoclonus, tremor, ataxia, altered consciousness), respiratory distress, or clinical deterioration.
Sources
- Harrison's Principles of Internal Medicine, 22nd Edition — "Herpangina," p. 1636
- Goldman-Cecil Medicine, International Edition — "Hand-Foot-and-Mouth Disease and Herpangina," p. 3632
DS 2. Biff. As 3 обселеров | Labor ехат 4 revenue
Based on the clinical case, here is the structured answer to each section:
1. DS (Diagnosis / Діагноз)
Herpangina, caused by Coxsackievirus A, moderate severity.
Herpangina, Coxsackievirus A etiology, moderate form.
2. Диф. As (Differential Diagnosis / Диференційний діагноз)
| Condition | Key Distinguishing Features |
|---|---|
| Herpes simplex stomatitis | Involves gingiva and anterior oral mucosa; marked gingivitis; skin perioral lesions possible; more severe pain; no posterior palate predominance |
| Hand-Foot-and-Mouth Disease | Also enteroviral, but accompanied by vesicular exanthem on palms, soles, and buttocks — absent in this child |
| Aphthous stomatitis | No fever, no viral prodrome, recurrent course, solitary/few deep painful ulcers, not vesicular |
| Streptococcal tonsillitis (Strep A) | Purulent follicular exudate on tonsils, not vesicles; leukocytosis + neutrophilia + elevated ESR; responds to penicillin |
| Bacterial enteritis | Abundant fecal leukocytes/erythrocytes, pathogen detected in coprogram, neutrophilia, higher fever |
In favor of herpangina (against all others): vesicles specifically on the arches and palate with a ring of hyperemia + viral CBC (lymphocytosis 71%, neutropenia 23%, normal ESR) + enteroviral diarrhea without pathogens + kindergarten outbreak context.
3. Обстеження (Investigations / Additional Workup)
| Investigation | Justification |
|---|---|
| Throat/nasopharyngeal swab PCR for enteroviruses | Confirms Coxsackievirus A / enterovirus etiology |
| Stool PCR or viral culture for enteroviruses | Enteroviruses shed in stool; supports diagnosis |
| Paired serology (ELISA/neutralization) for Coxsackievirus A | 4× rise in antibody titer between acute and convalescent sample confirms etiology |
| Throat swab for bacterial culture / rapid Strep A antigen test | Definitively excludes Group A streptococcal co-infection |
| Stool culture + coprogram repeat | Rules out secondary bacterial/parasitic enteritis; monitors dysbiosis |
| Biochemical blood test (total protein, ALT, AST, urea, creatinine) | Assesses general metabolic state given moderate severity and anemia |
| Reticulocyte count + iron studies | Evaluates mild anemia (HGB 108 g/L) — determines if pre-existing or acute |
4. Лікування (Treatment / Management)
Regime
- Isolation at home from kindergarten until full recovery (~10 days)
- Light, easily digestible diet; avoid hot/acidic foods that irritate mucosa
- Adequate oral fluid intake (oral rehydration solution if diarrhea losses are significant)
Pharmacotherapy
| Drug | Dose / Route | Duration | Purpose |
|---|---|---|---|
| Paracetamol (acetaminophen) | 10–15 mg/kg per dose orally, q4–6h as needed | Until afebrile | Antipyretic / analgesic |
| Ibuprofen | 5–10 mg/kg per dose orally, q6–8h as needed (alternative) | Until afebrile | Antipyretic / anti-inflammatory |
| Local oral antiseptic / anesthetic (e.g., Tantum Verde spray / lidocaine gel) | Per age-appropriate dosing, before meals | 5–7 days | Reduces odynophagia, facilitates feeding |
| Oral rehydration solution (ORS — Rehydron, Humana Electrolyte) | 50–100 mL/kg over 4 hours for mild dehydration | Until stools normalize | Corrects fluid/electrolyte loss from diarrhea |
| Probiotic (Lactobacillus rhamnosus GG or similar) | Age-appropriate dose | 7–10 days | Corrects dysbiosis found on coprogram |
| Interferons (rectal suppositories, e.g., Viferon) | Per age dosing (children >1 year: 150,000 IU ×2/day) | 5 days | Antiviral immunomodulation (used in CIS-region pediatric practice) |
No antibiotics — viral etiology confirmed; antibiotics are not indicated.
Monitoring / Warning Signs (escalate if):
- Signs of CNS involvement: myoclonus, tremor, ataxia, altered consciousness → hospitalize urgently
- Inability to swallow / signs of dehydration → IV rehydration
- Fever >5 days or clinical deterioration → re-evaluate for complications
Short
1. Diagnosis
Herpangina, Coxsackievirus A, moderate severity
2. Differential Diagnosis
- Herpes stomatitis — gingivitis, anterior mouth, perioral skin lesions
- HFMD — same virus but + rash on palms/soles/buttocks
- Strep tonsillitis — purulent exudate, neutrophilia, high ESR
- Aphthous stomatitis — no fever, recurrent, no viral prodrome
3. Investigations
- Throat swab PCR — enteroviruses
- Rapid Strep A antigen test — exclude bacterial co-infection
- Stool culture — exclude bacterial enteritis
- Paired serology (Coxsackievirus A) — confirmation
4. Treatment
- Isolation at home; soft/cool diet; ORS for diarrhea
- Paracetamol 10–15 mg/kg q6h — fever/pain
- Local oral anesthetic (e.g., lidocaine gel) — before meals
- Probiotic (LGG) 7–10 days — dysbiosis
- No antibiotics
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