beau's lines
visible depressions running across the width of the natural nail plate
bruised nails
condition in which a blood clot forms under the nail plate, forming a dark purplish spot, usually due to injury.
corrugations
wavy ridges, caused by uneven growth of the nails usually a result of illness or injury
eggshell nails
Noticeably thin, white nail plate that is more flexible than normal.
furrows
depressions in the nail that run either lengthwise or across the nail; result from illness, injury, stress or pregnancy.
hangnail or agnail
condition in which the eponychium or other living tissue surrounding the nail plate becomes split or torn.
infected finger
redness, pain, swelling or pus; refre to phys.
leukonychia spots
Whitish discoloration of the nails, usually caused by injury to the matrix area; white spots.
melanonychia
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.
nail disorder
condition caused by an injury or disease of the nail unit.
nail psoriasis
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 pterygium
Abnormal conditions that occurs when the skin is streched by the nail plate; usually caused by serious injury or allergic reaction.
onychatrophia
Atrophy or wasting away of the nail; caused by injury or disease
onychauxis ( hypertrophy )
overgrowth in thickness of the nail; caused by local infection, internal imbalance, or may be hereditary
onychia
inflammation of the nail matrix with shedding of the nail.
onychocryptosis
ingrown nail
onychogryposis
Thickening and increased curvature of the nail
onycholysis
loosening of the nail without shedding.
onychomadesis
the separation and falling off of a nail from the nail bed; can occur on fingernails and toenails
onychomycosis
Fungal infection of the natural nail plate.
onychophagy
bitten nails
onychophosis
Growth of horny epithelium in the nail bed.
onychoptosis
Periodic shedding of one or more nail
onychorrhexis
split or brittle nails that also have a series of lengthwise ridges giving a rough appearance to the surface of the nail plate
onychosis
any disease or disorder of the nails
paronychia ( felon )
Bacterial inflammation of the tissue around the nail; pus, thickening, and brownish discoloration of the nail plate.
plicatured nail
A type of highly curved nail plate often caused by injury to the matrix, but may be inherited; also called "folded nail".
pseudomonas aeruginosa
one of several common bacteria that can cause nail infection
pterygium
Forward growth of the cuticle.
pyogenic granuloma
severe inflammation of the nail in which a lump of red tissue grows up from the nail bed to the nail plate
ridges
vertical lines running the length of the natural nail plate, usually related to normal aging.
tile-shaped nails
Increased crosswise curvature throughout the nail plate
tinea pedis
medical term for fungal infections of the feet
tinea ( ring worm )
reddened patches of small blisters; slight or severe itching.
tinea unguium
Whitish patches on the nail that can be scraped off or long yellowish streaks within the nail substance.
trumpet nails ( pincer nails )
edges of the nail plate curl around to form the shape of a trumpet or cone around the free edge.
blue nails ( discolored nails )
nails turn variety of colors; may indicate systemic disorder
healthy nail
firm and flexable, and should be shiny and slightly pink in color, with more yellow tones in some races. Smooth unspotted, without any pits or splits.