How can intussusception be classified?
Ileocecal invagination (most common; accounts for 85–90% of cases)
Ileoileal invagination
Ileocolic invagination
Colosigmoidal invagination
Appendicocecal invagination (very rare)
List clinical featuers.
Child typically looks healthy.
Acute cyclical colicky abdominal pain (sudden screaming or crying spells), often with legs drawn up, with asymptomatic intervals: Acute attacks occur approx. every 15–30 min.
Vomiting (initially nonbilious)
Abdominal tenderness, palpable sausage-shaped mass in the RUQ , and an “emptiness” or retraction in the RLQ (Dance sign) during palpation
High-pitched bowel sounds on auscultation
“Currant jelly” stool: Dark red stool (resembling currant jelly) may be noticed in passed stool or during digital rectal examination (usually a late sign).
Lethargy , pallor, and other symptoms of shock or altered mental status may be present.
Less than 15% of patients with intussusception present with the classic triad of abdominal pain, a palpable sausage-shaped abdominal mass, and blood per rectum.
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