(BMJ) - A 16-yo girl presented with low body mass and skin changes around her neck. She was diagnosed with anorexia nervosa. The skin changes rapidly resolved within 72 h after nutritional supplementation. What is the cause?
Keshan disease (selenium deficiency)
|
Rickets (vitamin D deficiency)
|
Pellagra (niacin deficiency)
|
Scurvy (vitamin C deficiency)
|
Goiter (iodine deficiency)
|