Nail Disease and Disorder Spring exam review

Blood clot under nail forms a dark spot Bruised nail Blood clot under nail forms a dark spot

More flexible than normal Can curve over edge of finger Eggshell Nails Thin, white nail plate More flexible than normal Can curve over edge of finger

Depressions running across width of nail plate Beau’s lines Depressions running across width of nail plate Caused by major illness or injury

Living skin around nail plate splits and tears Hangnail Agnail Living skin around nail plate splits and tears Never cut this living skin

White spots caused by minor injury Leuchonychia spots White spots caused by minor injury

Caused by too much melanin More common in dark skinned people Melanonychia Darkening of nails Looks like a black band Caused by too much melanin More common in dark skinned people

Bitten or chewed fingernails Onychophagy Bitten or chewed fingernails

Ridges Verticle lines running the length of the nails More common in older people

Long thin blood stains under nails Caused by injury Splinter hemorrhages Long thin blood stains under nails Caused by injury

Pseudomonas aeruginosa Common pathogenic bacteria Can grow under fake nails Yellow to green to brown to black Smells cheesy We CANNOT treat it

Onychocryptosis Ingrown toenails

Nail plate lifts, but does not shed Onycholysis Nail plate lifts, but does not shed

Paronychia Bacterial infection of tissue around nail Red, pus, swelling, pain

Fungal infection of feet Tinea Pedis Athletes foot Fungal infection of feet