A 35 year old man has been kept on long term parenteral nutrition in an intensive care unit after incurring severe head and abdominal injuries in a traffic accident. He has been receiving broad-spectrum antibiotics for prolonged periods due to recurrent chest and abdominal infections. He develops a hemorrhagic diathesis. His Prothrombin time is found to be increased. These manifestations are most likely secondary to a deficiency of
a) Vitamin A
b) Vitamin D2
c) Calciferol

d) Vitamin K

e) Vitamin C
Answer
Category:
Biochemistry MCQs
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