What is the most helpful study to quantify the severity of reflux in GER?
24 hour intraesophageal pH AND IMPENDANCE monitoring
*Impendence testing measures the direction of the bolus movement
Where is the most common site for intussusception?
What are the 3 most likely chemical imbalance findings you'd encounter with pyloric stenosis?
What is an INITIAL hallmark feature of hirschsprung disease?
Failure to pass meconium within the first 24-48 hours of life
What are three highly suggestivive signs of hirschsprung disease?
Palpapble stool throughout abdomen
Empty rectal vault
Hx of never having an unassisted stool
What is required for definitive diagnosis of hirschsprung disease?
The direct Coombs test is performed...
directly on RBCs from the patient
When would you use a direct coombs test?
Used where hyperbilirubinemia is felt to result from hemolysis...
ESPECIALLY ABO incompatibility in newborns
Which babies are at highest risk for hyperbili?
Babies born to moms who are TYPE O or Rh (-)
If you see an elevated conjugated bilirubin level in an infant... think...
What are the three signs/symptoms of biliary atresia?
Cholestatic jaundice (conjugated hyperbili)