Terry’s nails
a/w liver disease
Lindsey’s nails
similar to Terry’s but affecting their nail plate
Bow’s lines
due to chemotherapy or after viral disease (e.g. HFMD)
Median nail dystrophy
trauma
Onychomadesis
a/w HFMD
Striated leukonychia
d/t arsenic, heavy metals
Photo-onycholysis
d/t taxanes (e.g. for breast cancer); lifting of nail plate with bruising
PCT vs EPP
PCT delayed reaction (*** enzyme, usually acquired, a/w alcohol) to the sun whereas EPP is immediate (kid starts crying when exposed to the sun)
loose anagen syndrome
loose/slopy sock finding on trichoscopy
anagen effluvium
you see a tapered end (due to breakage) on trichoscopy and not the club