How can intussusception be classified?
Ileocecal invagination (most common; accounts for 85–90% of cases)
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.