Onycholysis drug-induced or light-induced Images
Go to article Onycholysis drug-induced or light-induced
onycholysis drug-induced or light-induced: known porphyrias cutanea tarda. onycholysis without any trauma (no subungual bleeding detectable) with known high light sensitivity. onycholysis in this case is to be considered as a summation effect.

Onycholysis drug-induced or light-induced: Oyncholysis marked by arrow. Known Porphyrias cutanea tarda. Onycholysis without any trauma occurred (no subungual bleeding at the proximal onycholysis margin detectable).

Onycholysis, drug-induced or light-induced. detail enlargement: reddish-brown discoloration of the middle finger of the right hand of a 12-year-old girl, existing for 14 days after doxycycline therapy. similar discoloration occurred on all hand and toenails. the nail matrix is lifted off.

Onycholysis, drug-induced or light-induced. Detail enlargement: For 3 weeks persistent reddish-brown discoloration and subungual hemorrhages of the left thumb in a 22-year-old woman treated with doxycycline because of Lyme disease in particular.

Onycholysis, drug-induced or light-induced. Incident light microscopy: Yellowish-brownish discoloration of the right big toe nail after tetracycline therapy and sunbathing in a 54-year-old man. The nail matrix appears partially disintegrated in a cloggy manner. Clinical signs: Detachment of almost all fingernails as well as yellow-brownish discoloration and subtle lifting of the nail bed.