A term baby born to a 30yo woman of blood group A-ve develops severe jaundice within the
first 24h of birth. What is the most likely dx?
a. Hereditary spherocytosis
b. G6PD
c. ABO incompatibility
d. Rh incompatibility
e. Physiological jaundice
Answer D
ABO incompatibilty requires a blood group O mother, this woman was Group A Rh negative, so the fetus being Rh positive would have taken anti Rh antibodies from his mother...leading to hemolytic anemia and jaundice
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