⚠️ Acute Abdominal Pain · Pediatric Differential

Schwartz Clinical Handbook — Chapter 9 · Appendicitis · Intussusception · Malrotation · Obstruction · PID · Testicular

Select history, pain characteristics, location, and associated symptoms. Generates prioritized differential and next steps (based on Schwartz Ch 9, AAP guidelines).
🚨 Red flags: bilious emesis, toxic appearance, peritoneal signs → emergent surgical evaluation.

📋 Step 1 — Pain characteristics & clinical features
📌 Diagnostic impressions
🚨 Acute abdomen

Select symptoms above → based on Chapter 9, system generates likely causes (appendicitis, intussusception, volvulus, pancreatitis, etc.) and immediate next steps.

✔️ Appendicitis → RLQ pain, anorexia, vomiting, low-grade fever.
✔️ Intussusception → episodic severe pain + currant jelly stools.
✔️ Malrotation with volvulus → bilious vomiting, toxic infant.
✔️ Testicular torsion → acute scrotal pain, absent cremasteric reflex.
📘 Schwartz Ch 9 pearls
• Appendicitis: Psoas sign, Rovsing sign, obturator sign.
• Intussusception: sausage-shaped mass, lethargy interictal.
• Bilious emesis in newborn/infant = malrotation until proven otherwise.
• Female pelvic pain: always consider pregnancy, ovarian torsion, PID.