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Nail Diseases & Dis.
Nail diseases and disorders
Question | Answer |
---|---|
Visible depressions running across the width of the natural nail plate | Beau's lines |
Condition in which a blood clot forms under the nail plate, forming a dark purplish spot, usually due to injury | bruised nails |
Wavy ridges caused by uneven nail growth; usually result of illness or injury | corrugations |
Noticeably thin, white nail plate that is more flexible than normal | eggshell nails |
Depressions in the nail that run either lengthwise or across the nail; result from illness, injury, stress or pregnancy | furrows |
Condition in which the eponychium or other living tissue surrounding the nail plate becomes split or torn | hangnail/agnail |
Redness, pain, swelling, or pus; refer to a physician | infected finger |
Whitish discoloration of the nails, usually caused by injury to the matrix area; white spots | leukonychia spots |
Darkening of the fingernails or toenails; may be seen as a black band under or within the nail plate, extending from the base to the free edge | melanonychia |
Condition caused by an injury or disease of the nail unit | nail disorder |
Condition that affects the surface of the natural nail plate, causing it to appear rough and pitted, as well as causing reddish spots on the nail bed and onycholysis | nail psoriasis |
Abnormal conditions that occur when the skin is stretched by the nail plate; usually caused by serious injury or allergic reaction | nail pterygium |
Atrophy or wasting away of the nail; caused by injury or disease | onychatrophia |
Overgrowth in thickness of the nail; caused by local infection, internal imbalance, or may be hereditary | onychauxis/hypertrophy |
Inflammation of the nail matrix with shedding of the nail | onychia |
Ingrown nails | onychocryptosis |
Thickening and increased curvature of the nail | onychogryposis |
Loosening of the nail without shedding | onycholysis |
The separation and falling off of a nail from the nail bed; can occur on fingernails and toenails | onychomadesis |
Fungal infection of the natural nail plate | onychomycosis |
Bitten nails | onychophagy |
Growth of horny epithelium in the nail bed | onychophosis |
Periodic shedding of one or more nail | onychoptosis |
Split or brittle nails that also have a series of lengthwise ridges giving a rough appearance to the surface of the nail plate | onychorrhexis |
Any deformity disease of the natural nails | onychosis |
Bacterial inflammation of the tissues around the nail; pus, thickening, and brownish discoloration of the nail plate | paronychia |
A type of highly curved nail plate often caused by injury to the matrix, but may be inherited; also called "folded nail" | plicatured nail |
One of several common bacteria that can cause nail infection | Pseudomonas aeruginosa |
Forward growth of the cuticle | pterygium |
Severe inflammation of the nail in which a lump of red tissue grows up from the nail bed to the nail plate | pyogenic granuloma |
Vertical lines running the length of the natural nail plate, usually related to normal aging | ridges |
Increased crosswise curvature throughout the nail plate | tile-shaped nails |
Medical term for fungal infection of the feet | tinea pedis |
Reddened patches of small blisters; slight or severe itching | tinea (ringworm) |
Whitish patches on the nail that can be scraped off or long yellowish streaks within the nail substance | tinea unguium |
Edges of the nail plate curl around to form the shape of a trumpet or cone around the free edge | trumpet/pincer nails |