Hi doctors, can you tell me what is hypercaritosisfelicularis?

Are you. Talking about hyperkeratosis Polaris which is a genetic disorder of keratinization of hair follicles of the skin which shows as small white or red bumps typically on the upper arms , legs buttocks or cheeks ?
Darier's disease. You mean Hyperkeratosis Follicularis, is also known as Darier's disease. Is a rare genetic disorder. It most commonly affects the chest, neck, back, ears, forehead, and groin. The rash associated with Darier's disease often has a distinct odor. Palms & soles may become thickened, intra oral papules can be found. Also short stature. Finger nails become fragile and this helps to make the diagnosis.