photo-onycholysis

photo-onycholysis

 [fo″to-o″nĭ-kol´ĭ-sis]
onycholysis resulting from exposure to sunlight or ultraviolet rays, such as after treatment with tetracyclines or methoxsalen.

photo-onycholysis

(fō-tō-ŏ-nĭ-kō-lī′sĭs)
Separation of the nail from the distal nailbed in conjunction with sun exposure and simultaneous use of drugs such as antibiotics.

photo-onycholysis

Separation of a fingernail from its base following exposure to light. Light exposure alone is unlikely to cause ONYCHOLYSIS, but the condition has been reported following the use of the antibiotic doxycycline for prophylaxis of LYME DISEASE after tick bites.

photo-onycholysis

onycholysis associated with exposure to light, e.g. a complication of psoralens and long-wave ultraviolet light (PUVA) therapy, porphyria cutanea tarda and erythropoietic protoporphyria
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For example, antineoplastic drugs may cause onycholysis, and sun exposure during tetracycline therapy may cause photo-onycholysis.