Case Study: Acute
Vomiting and Diarrhea
in an 18-Month-Old A+
EXAMS
,
, Patient Overview
Patient: Layla Stevens
Age: 18 months
Chief Complaint: "Vomiting and diarrhea" (as reported by mother)
Setting: Outpatient pediatric clinic
SUBJECTIVE (S) – History of Present Illness
Key History Points
Question Answer
Symptom Onset 2 days ago
Non-bilious, non-bloody; 5-6 episodes day 1 → 2-3 episodes day 2; occurs after
Vomiting
attempted feeding
Diarrhea Watery, yellow-brown, no blood/mucus; 8-10 stools per day
Appetite Decreased, refusing solids
Feeding
Small sips of Pedialyte tolerated briefly, then vomits within 30-60 minutes
Attempts
Urine Output 2 wet diapers in 24 hours (baseline: 6-8)
Fever Low-grade (100.4-100.8°F)
Activity Increased sleepiness, clingy, less interactive
Daycare
Yes – several children had "stomach bug" last week
Exposure