General-surgery

Q: Signs and symptoms of hemolytic transfusion reactions include

(a) :  Hypothermia
(b) :  Hypertension
(c) :  Polyuria
(d) :  Abnormal bleeding
(e) :  Hypesthesia at the transfusion site¬†
Answer:  Abnormal bleeding
Explanation:  

Q: A previously healthy 9-year- old child comes to the emergency room because of fulminant upper gastrointestinal bleeding. The hem- orrhage is most likely to be the result of

(a) :  Mallory-Weiss syndrome
(b) :  Gastritis
(c) :  A gastric ulcer
(d) :  A duodenal ulcer
Answer:  Esophageal varices
Explanation:  

Q: What are the signs and symptoms of early sepsis?

(a) :  Respiratory acidosis
(b) :  Decreased cardiac output
(c) :  Hypoglycemia
(d) :  Increased arteriovenous oxygen difference
(e) :  Cutaneous vasodilation
Answer:  Cutaneous vasodilation
Explanation:  

Q: A 60-year-old woman presents to her physician with a 3-wk history of severe headaches. A con- trast CT scan reveals a small, circular, hypodense lesion with ringlike contrast enhancement. The most likely diagnosis is

(a) :  Brain abscess
(b) :  High-grade astrocytoma
(c) :  Parenchymal hemorrhage
(d) :  Metastatic lesion
(e) :  Toxoplasmosis
Answer:  Metastatic lesion
Explanation:  

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