Apple, Fix, iPhone, iPhone 6 Plus, iSight, iSight Camera. 1  This actually has been affecting my phone. 2  Hmm, are they really only going to open up the device and replace the camera, or is it going to be a device swap. 3  Just checked and my 6+ and my brothers are affected.
Pellagra is a vitamin deficiency disease most frequently caused by a chronic lack of niacin (vitamin B 3 or synonym: vitamin PP (from: Pellagra Preventing factor)) in the diet.ellagra is a vitamin deficiency disease most frequently caused by a chronic lack of niacin (vitamin B 3 or synonym: vitamin PP (from: Pellagra Preventing factor)) in the diet.
Niacin (vitamin B3) deficiency. Pellagra is characterized by the 3 D s, which are (1) dermatitis, ie, hyperkeratotic skin lesions, particularly on hands, feet, face, and neck (sun-exposed regions); (2) diarrhea; and (3) dementia.