Pigmented Onychomycosis (Fungal Melanonychia)

Jul 8, 2017 by in Dermatology Comments Off on Pigmented Onychomycosis (Fungal Melanonychia)

Fig. 9.1 Fungal melanonychia Fungal melanonychia is an infrequent complication of onychomycosis [1]. Onychomycosis is the invasion of nails by fungi, regardless of its individual causative agents. Fungal melanonychia is…

read more

White Superficial Onychomycosis

Jul 8, 2017 by in Dermatology Comments Off on White Superficial Onychomycosis

Fig. 4.1 SWO schematic drawing showing fungal invasion of the dorsal nail plate Fig. 4.2 SWO dermoscopy shows that the superficial nail plate is affected Epidemiology Onychomycosis generally affects men…

read more

Mimickers

Jul 8, 2017 by in Dermatology Comments Off on Mimickers

Subungual hyperkeratosis and onycholysis Psoriasis Contact dermatitis Nail bed lichen planus Onycholysis Traumas Yellow nail syndrome Nail bed tumors (warts, exostosis, squamous cell carcinoma, melanoma) Subungual hyperkeratosis Pachyonychia congenita Nail…

read more

Distal Subungual Onychomycosis

Jul 8, 2017 by in Dermatology Comments Off on Distal Subungual Onychomycosis

Fig. 3.1 This schematic illustrates the progression of fungal infection in DLSO, specifically how the fungus gains access to the nail bed via the hyponychium Although not life threatening, these…

read more

Proximal Subungual Onychomycosis

Jul 8, 2017 by in Dermatology Comments Off on Proximal Subungual Onychomycosis

Fig. 5.1 Illustration of the classically described mechanism of pathogenesis in PSO. There is invasion of the proximal nail fold and nail matrix by fungi More recently, alternative routes of…

read more
Get Clinical Tree app for offline access