Vitamins A, D, E, K
Biochemistry
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Integration of Metabolism
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Nutritional Deficiencies
Q. A 2-day-old newborn develops bleeding from the umbilical stump. Lab evaluation shows prolonged PT with normal fibrinogen and platelet count. Which of the following best explains the pathophysiology?
a
Vitamin A deficiency
b
Vitamin D deficiency
c
Vitamin E deficiency
d
Vitamin K deficiency
e
Folate deficiency
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