cosmetology

also known as trumpet nail; a form of dramatically increased nail curvature of the free edge, whereby the nail can curl in upon itself or may be deformed only on one sidewall

• pincer nail

• eggshell nail

• ridged nail

• onychorrhexis

significant darkening of the fingernails or toenails caused by increased pigment cells (melanocytes); may be seen as a black band under or within the nail plate, extending from the base to the free edge

• melanonychia

• Pseudomonas aeruginosa

• onychosis

• eggshell nail

also known as athlete’s foot; medical term for fungal infection of the feet; often seen as red patches or scaling of the skin on the bottom of feet and/or between the toe

• tinea pedis

• bruised nail bed

• discolored nail

• plicatured nail

vertical lines running the length of the natural nail plate, usually the result of aging

• plicatured nail

• Beau’s lines

• ridged nail

• nail pterygium

an unhealthy nail condition that is hereditary or caused by injury or disease of the nail unit

• nail disorder

• eggshell nail

• eggshell nail

• nail pterygium

also known as bitten nails; result of a habit of chewing the nail or chewing the hardened skin surrounding the nail plate

• nail pterygium

• onychosis

• infected finger

• onychophagy

damage to the capillaries under the nail, giving the appearance of a lengthwise small splinter underneath the nail plate; caused by physical trauma or nail bed injury

• onychomadesis

• splinter hemorrhage

• onychomycosis

• Pseudomonas aeruginosa

nail that has turned a variety of colors; may indicate surface staining, a systemic disorder, or poor blood circulation

• pincer nail

• ridged nail

• discolored nail

• onychomycosis

bacterial inflammation of the tissues surrounding the nail; redness, pus, and swelling are usually present

• infected finger

• plicatured nail

• nail pterygium

• paronychia

depressions running across the nail plate’s width due to a slowing production of matrix cells

• onychia

• Beau’s lines

• tinea pedis

• pyogenic granuloma