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Factors dependent on Vitamin K |
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Most common: Blind upper esophageal pouch with lower fistula Next common: Esophageal atresia without fistula, flat gasless stomach Least common: H type, often presents later in life |
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Mid esophagus commonly Associated with tetracyclines, NSAIDs, bisphosphonates, potassium Adhere to esophagus causing local irritation |
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Strongly linked to PUD Test only with urea breath test or endoscopy, not serum testing Treat with acid blockers, clarithromycin and amoxicillin or metronidazole Treat only for PUD or MALT |
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Defects associated with short gut |
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Definition
Duodenum: iron, folate, calcium jejunum: no serious effects ileum: fluid loss, bile salts, B12 |
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Defect at the umbilicus containing bowel and organs, covered by membrane Associated with Beckwith-Wiedemann and trisomies Can result in midgut volvulus |
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AD Pulmonary artery stenosis, cholestasis, butterfly vertebrae, radius/ulna abnormalities, characterstic facies, elevated conjugated bilirubin, intrahepatic duct paucity |
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Definition
RNA virus fecal-oral transmission, IgM for acute infx, IgG for previous, complications rare |
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DNA virus HBs IgG antibody indicates immunity and is first marker to appear HBcAg antibody (IgM) present during window;indicates previous exposure and is not conferred by the vaccine HBs antibody appears last Associated with polyarteritis nodosa, Hep D infection, associated with acute illness, chronic disease can lead to hepatocellular cancer |
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RNA virus Most common cause of liver disease and transplant acute infection usually asymptomatic, chronic form is common and can be asymptomatic, carrier or chronic Associated with PCT, mixed cryoglobulinemia Anti-HCV does not confer immunity; confirm with RNA viral load |
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Definition
Benign alteration in UDP-GT Mild indirect hyperbili < 5 Stress, fasting, illness No treatment required |
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Definition
More severe form of UDP-GT inactivity Severe indirect hyperbili, kernicterus Treat with photothx, liver transplant |
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Definition
Defect in conjugated bilirubin transport Mild conjugated hyperbili Does not require therapy |
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Alpha-1-antitrypsin deficiency |
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Definition
Porgressive liver disease, cirrhosis, cancer, cholestatic jaundice, emphysema |
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AR Copper metabolism disorder Eyes, liver, kidneys, brain Hepatomegaly, hepatitis,neurological symptoms, behavioral changes Low serum ceruloplasmin, 24 hour urine copper, liver bx (gold standard) Penicillamine increases copper excretion |
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Definition
Excessive iron storage Liver, heart, pacreas, gonads, skin, joints Adult cirrhosis, bronze diabetes Treat with phlebotomy |
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MCC of pediatric liver transplant Week 2-3 present with acholic stool,dark urine, hepatomegaly, hyperbilirubinemia, elevated alk phos and liver enzymes Dx with liver biopsy and cholangiogram Tx with Kasai procedure At risk for liver failure, ascending cholangitis |
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Definition
Treat with bowel rest Associated with severe illness, burn |
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Hydrops of the gallbladder |
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Definition
Associated with Kawasaki, GAS, fasting, TPN, HSP Treat the underlying condition |
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Definition
Usually benign Most common are hemangiomas, adenomas Hepatoblastoma most common malignant and is assoc with elevated AFP |
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