Scarring Alopecias — Flashcards

_____ hair are often seen at the margins of the bald patches during active phases of alopecia areata

Loss of hair _____ months after an event of physiological stress points towards a diagnosis of telogen effluvium

Causes for non-scarring alopecia (Mnemonic: **THATS STDT**): - _____ (Non-inflammatory: grey patch and black dot types) - **H**ormonal: Hypothyroidism, Androgenetic alopecia - Anagen effluvium - Alopecia areata - Trichotillomania - Secondary syphilis (moth-eaten alopecia) - SLE (Predominantly non-scarring; can also cause scarring alopecia) - Telogen effluvium - **D**eficiency of Zinc and Iron

Alopecia areata involving the entire scalp is referred to as _____

The pathology of alopecia areata is most likely autoimmune and is _____-cell mediated

Contact/topical immunotherapy with agents such as _____, diphenylcyclopropenone (DPCP), is used for extensive alopecia areata

_____ is characterised by discrete, smooth, and circular areas of hair loss developing over weeks to months

White hair are _____ in alopecia areata

Muehrcke's lines on nails are specific for _____ and is due to pathology in the nail bed

_____ sign is melanonychia with the pigmentation of proximal nail fold seen in subungual melanoma