Hirschsprung Disease

OVERVIEW

Hirschsprung disease is a congenital condition that causes a megacolon.

This condition is characterized by the presence of a congenital megacolon (source)
This condition is characterized by the presence of a congenital megacolon (source)
WHAT CAUSES IT?

Lack of ganglion cells in the distal segments of the colon.

WHAT MAKES US SUSPECT IT?

Risk Factors

Down syndrome

Initial Presentation

  • Failure of newborn to pass meconium (usually happens in first 48 hours)
  • Billions vomiting

Physical Examination

  • Explosive bowel movement after rectal examination (“squirt sign”)
CLINICAL WORKUP

 

ARCHIVE OF STANDARDIZED EXAM QUESTIONS 

This archive compiles standardized exam questions that relate to this topic.

 

Page Updated: 11.08.2016