Lunula Definition Lunula Function Nail Problems Lunula or lunule is that whitish half circle that you sometime see at the bottom of your nails. your lunula is actually part of the nail matrix. you might be able to see it only on your thumbnails or maybe not at all. don’t worry if you can’t see a lunula on any of your fingers. it’s no big deal. The lunula is the visible part of the nail matrix, appearing as a whitish, crescent shaped area at the base of some fingernails and toenails. normal appearance. typically, the lunula is whitish and is most prominent on the thumb. it may not be visible on every finger. function.
Lunula Definition Lunula Function Nail Problems Your nail matrix is made of special cells whose main job is to make new fingernails or toenails. each nail matrix produces 196 layers of cells that combine to make each of your fingernails and toenails. each nail matrix is constantly making new nail cells, unlike your hair follicles, which go through periods of rest. advertisement. Cirrhosis. silver poisoning. wilson disease. yellow nail syndrome. seeing a doctor. summary. not being able to see a half moon, or lunula, on the nails may be a sign of a vitamin deficiency. Spotted lunula is a condition where the lunula appears spotted, stained, or discolored. the lunula is composed of connective tissues and blood vessels and provides nourishment to the nail plate. therefore, any discoloration or spotting in the lunula may indicate an underlying health condition. The lunula, while it looks like it is part of your nail, actually sits on top of the skin just underneath your nail. it is a protective covering of the otherwise vulnerable blood vessels found.
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