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Duodenal Atresia

KEY FACTS Terminology Lack of normal duodenal canalization leading to partial (web/stenosis) or complete obstruction (atresia) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Gastroschisis

KEY FACTS Terminology Bowel herniates through right-sided abdominal wall defect next to normal umbilical cord insertion site Newborn classification of gastroschisis Simple: Isolated, no other bowel anomalies Complex: Bowel atresia, necrosis, perforation, volvulus Difficult to predict complex gastroschisis in fetus You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Omphalocele

KEY FACTS Terminology Membrane-covered midline abdominal wall defect with herniation of abdominal contents into base of cord You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Cardiovascular System

EMBRYOLOGY AND ANATOMY Embryology Primitive heart tube begins contracting around 4th embryonic week Primitive heart tube from caudal to cranial ends of embryo Sinus venosus, primitive atria, primitive ventricles, bulbus cordis, truncus arteriosis Primitive heart tube grows, loops, and undergoes septation in complex series of events that result in 4 chambers: Right and left atria, right and left ventricles (RV, LV) 2 arterial outflows: Aorta (Ao)…