A 72 year old man who lives alone presents with fatigue, gum bleeding, and easy bruising. Examination shows swollen bleeding gums, perifollicular hemorrhages, and corkscrew hairs. He has poor dentition and reports eating mostly canned soup and crackers. Deficiency of which of the following vitamins is the most likely cause?
- A)Vitamin CGABARITO
- B)Vitamin B6
- C)Vitamin A
- D)Vitamin K
- E)Vitamin E
Explicação
This patient has scurvy due to vitamin C deficiency. Ascorbic acid is required for hydroxylation of proline and lysine during collagen synthesis, so deficiency causes fragile capillaries, gum disease, poor wound healing, and abnormal hair. The dietary history ... Ver explicação completa e trilha adaptativa →