Multiple Systems Flashcards
Skin changes in sun-exposed areas inpatients with hepatitis C - possible diagnosis?
Mechanism?
Test?
Porphyria cutanea tarda
Hepatitis see induced decreased activity of uroporphyrinogen decarboxylase (hepatic enzyme)
Uroporphyrin in urine
Patients with the skin condition or five times more likely to be infected with hepatitis C?
Lichen planus
Neutrophilic dermatitis associated with which malignancy?
Non-Hodgkin’s lymphoma (Gastric)
Treatment for pyoderma gangrenosum?
Anti-TNF > Cyclosporine/steroids
Without treatment, a persistent Zenker diverticulum increases the risk for?
Squamous cell carcinoma
Enterolithiasis - Treatment?
Make up if in proximal intestine? If a distal intestine?
Surgery
Bile acid salts
Calcium
General size of a foreign body to pass through the G.I. tract?
Mainly limited by?
<2.5 cm diameter
<5 cm length
Pylorus
Patient presents with intra-abdominal abscess s/p percutaneous drainage. At what point can the drainage catheter be removed?
When catheter is draining less than 20 mL/day
Patient with specialize in Carranza Cs unresponsive to azathioprine and TNF alpha - next step?
Switch azathioprine with methotrexate
Postoperative recurrence rate of fistula in Crohn’s disease?
10-20%
CT findings most specific for an abscess?
Hounsfield units over 20 and presence of extraluminal gas
In EoE, 6 foods for elimination?
Order for reintroduction?
Seafood, eggs, nuts/soy, milk, wheat
Prior to long-term immunosuppression gor eosinophilic G.I. disorders, must rule out?
Strongyloides
Cutoff for eosinophilic infiltration in:
Esophagus?
Stomach/intestines?
15
30
Eosinophilic esophagitis is associated with which immunoglobulin?
IgA
