All Subjects Medicine Surgery Pathology Anatomy Pharmacology Social & Preventive Medicine Microbiology Gynaecology & Obstetrics Dental Physiology Biochemistry Pediatrics
Showing 17354 questions
Sort:
9572 Surgery

Omphalocele is caused by

ADuplication of Intestinal loops
BReversed rotation of intestinal loop
CAbnormal rotation of the intestinal loop
DFailure of GUT to return to the body cavity from its physiological herniation
Surgery
View Explanation →
9575 Surgery

An 80-year-old man presents with slowly progressive enlargement of his head circumference, deformities of long bones and spine, and chronic pain of the affected skeletal segments. Laboratory studies show elevated serum alkaline phosphatase and high urine hydroxyproline. X-ray findings are consistent with Paget disease. Which of the following is the most likely pathogenetic mechanism of this condition?

AGeneralized reduction in bone mass
BGenetic deficiency of carbonic anhydrase II
CMonoclonal proliferation of plasma cells
DParamyxovirus infection of osteoclasts
Surgery
View Explanation →