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A laceration of the nail bed causes bleeding into the constricted area underneath the hard nail plate. [1] The blood pools under the nail, giving a reddish, brownish, blueish, or grey/blackish discoloration. The blood puts pressure to the nailbed causing pain which can be throbbing in quality and disappears when the pressure on the nail bed is ...
There are a number of other causes for splinter hemorrhages. They could be due to hitting the nail (trauma), a sign of inflammation in blood vessels all around the body (systemic vasculitis), or they could be where a fragment of cholesterol has become lodged in the capillaries of the finger. Even if a patient does have infective endocarditis ...
Melanonychia is a black or brown pigmentation of a nail, and may be present as a normal finding on many digits in Afro-Caribbeans, as a result of trauma, systemic disease, or medications, or as a postinflammatory event from such localized events as lichen planus or fixed drug eruption.
Lindsay’s nails cause the color of the nail bed to look half white and half red or brown, whereas Terry’s nails cause the nail bed to look mostly white or washed-out, per Cleveland Clinic ...
Neoplasms of the nailbed may often present with paronychia, ingrown nail, onycholysis, pyogenic granuloma, nail-plate dystrophy, longitudinal erythronychia, bleeding, and discolorations. [ 1 ] : 792 There are various benign and malignant neoplasms that may occur in or overlying the nail matrix and in the nailbed, and symptoms may include pain ...
Irregular area of pigmentation (usually dark brown or black) found on the palms, feet, or under the nail; Longitudinal tan, black, or brown streak on a nail; Pigmentation of proximal nail fold; Other uncommon presentations can include: Amelanotic or hypomelanotic areas that may be the same color or lighter than normal skin [13]
Periungual warts are warts that develop next to the hand and foot nails. Usually, warts appear as tiny, scratchy papules that resemble cauliflowers. Black puncta, which are microscopic blood vessel-representing dots, frequently form at the core of hyperkeratotic, dome-shaped lesions. If the growth is cut down, this could potentially result in ...
Onychomycosis is a fungal infection of the nail that causes whitish-yellowish discoloration. Sometimes, it is difficult to treat and requires oral antibiotics instead of topical. [18] Nail psoriasis can affect the fingernails and toenails. It may cause thickening of the nails with areas of pitting, ridges, irregular contour, and even raising of ...