() is the most reliable method to diagnose upper gastrointestinal bleeding.
A. Gastric secretion analysis
B. Gastroscopy
C. Barium meal examination
D. Fecal occult blood
E. Ultrasound
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A primary hepatocellular carnicoma patient may have abnormality in laboratory examinations,except().
Abnormal type of prothrombin
B. Prothrombin time prolonged
C. Serum alkaline phosphatase decreased
D. Elevations of Serum alpha fetoprotein(AFP)
E. Decreased albumin
The urine amylase increased after acute pancreas symptoms commonly()
A. immediately
B. 3-4 hours
C. 4-8 hours
D. 12-14 hours
E. 1-2 weeks
The main manifestations of ulcerative colitis are as follows()
A. Vomitting
B. Emaciation
Constipation
D. Abdominal mass
E. Abdominal pain, diarrhea and stool are mushy
The characteristic rash of systemic lupus erythematosus()
A. Butterfly erythema
B. Nodular erythema
C. Annular erythema
D. Raynaud phenomenon
E. Reticular green spot
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