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, or vitamin B3 occurs in most grains, especially whole grains. Severe deficiency of niacin (which is usually associated with malnutrition, or starvation) causes the disease pellagra. The main symptoms of untreated pellagra are the 4 D's: Diahrrea, dermatitis (red sores or itching), dementia and death.