Congenital abnormalities of ____________ are

Question 1

Esophagus (1)

Answer 1

Tracheoesophageal fistula- this is why neonates are fed sugar water for the first time. If milk went into the lungs via a fistula there would be a lot of inflammation.
vomiting, drooling present at birth

Question 2

Stomach (1)

Answer 2

pyloric stenosis: will have projectile vomiting, non-bilious, often boys, often presents 3-6 wks

Question 3

Duodenum (2)

Answer 3

duodenal stenosis
duodenal atresia

vomiting will be bilous and within a few hours of birth

the duodenum is formed by obliteration of the lumen and then recanalization

Question 4

Differentiate between the vomitus of pyloric stenosis, duodenal stenosis

Answer 4

Pyloric stenosis

Duodenal stenosis: vomit contains bile

Question 5

Pancreas (3)

Answer 5

Annular pancreas (failure to rotate correctly, forming ring around duodenum –> can cause obstruction)

Pancreas divisum (failure to fuse correctly causing most secretions to emptied via the accesory duct, possibly leading to chronic pancreatitis)

Accessory pancreatic tissue in the stomach/duodenum/ileum

Question 6

Billiary tree

Answer 6

Extrahepatic biliary atresia (failure to recanalize)

Duplication of the gallbladder