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three most causes of jaundice are?
- biliary atresia
- choledochal cysts
how do you fix neonatal hepatitis?
What does neonatal hepatitis look like?
- normal sized or slight enlarged liver
- echogenic parenchyma with decreased portal venous structures
- normal biliary and gb
What is biliary atresia?
Narrowing or underdevelopment of the biliarty system
Who is biliary atresia more common in; and what does it effect?
- intra or extrahepatic ducts
WHat is the symptoms of biliarty atresia?
- persistent jaundice
- acholic stools
- dark urine
- distended abdomen
what does biliary atresia look like?
- liver size may be normal or enlarged
- echogenicity may be normal or increased
- normal gb
- possible polysplenia
What are the 5 types of choledochal cysts?
- fusiform dilation
- cbd diverticula
- cbd intraduodenal dilation
- intrahepatic and extrahepatic dilation
- caroli's disease
What connects between the stomach and duodenum?
what is hypertrophic pyloric stenosis?
- Circular muscle narrows the canal's fuctioning, causing delayed or obstructed gastric emptying.
- Muscle may become hypertrophied.
Who does HPS effect?
Males 2-6 wks
HPS mucle thickness greater than?
HPS channel length?
17 mm or greater
HPS pyloric muscle length?