Images
Median nail dystrophy : parakeratosis and accumulation of melanin in nail bed keratinocytes https://twitter.com/JJSpeiserMD/status/846712238689959942
Home > E. Pathology by systems > Skin > Nails
Nails
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median nail dystrophy
31 March 2017 -
fungal melanonychia
21 March 2017Images
longitudinal melanonychia https://twitter.com/JAADjournals/status/844174360533520384
See also
melanonychia melanocytic melanonychia subungueal melanoma -
longitudinal melanonychia
2 March 2017Images
Longitudinal melanonychia https://twitter.com/JRKaley/status/837079357952667652 https://twitter.com/JAADjournals/status/844174360533520384
Etiology
fungal melanonychia
melanocytic melanonychia subungueal melanoma -
ungueal anomalies
17 February 2017Images
Unilateral trachyonychia https://twitter.com/JAADjournals/status/832593060928376836
See also
ungueal anomalies -
trachyonychia
17 February 2017Images
Unilateral trachyonychia https://twitter.com/JAADjournals/status/832593060928376836
See also
ungueal anomalies -
ungueal anomalies in psoriasis
10 October 2016NAIL INVOLVEMENT
seen in up to 50% of psoriasis patients, more common in patients with psoriatic arthropathy
histopath -> psoriasiform onychitis with spongiform pustulation, negative fungal special stains (see photos)
differential -> onychomycosis, eczematous onychitis, Reiter syndrome
See also
psoriasis -
periungual fibroma
28 May 2010periungual fibromas
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hyponychia congenita
11 November 2006Pathology
RSPO4 germline mutations in inherited anonychia and hyponychia congenita (MIM.206800)
References
Blaydon DC, Ishii Y, O’toole EA, Unsworth HC, Teh MT, Ruschendorf F, Sinclair C, Hopsu-Havu VK, Tidman N, Moss C, Watson R, de Berker D, Wajid M, Christiano AM, Kelsell DP. The gene encoding R-spondin 4 (RSPO4), a secreted protein implicated in Wnt signaling, is mutated in inherited anonychia. Nat Genet. 2006 Nov;38(11):1245-7. PMID: (...) -
anonychia
11 November 2006Pathology
RSPO4 germline mutations in inherited anonychia and hyponychia congenita (MIM.206800)
References
Blaydon DC, Ishii Y, O’toole EA, Unsworth HC, Teh MT, Ruschendorf F, Sinclair C, Hopsu-Havu VK, Tidman N, Moss C, Watson R, de Berker D, Wajid M, Christiano AM, Kelsell DP. The gene encoding R-spondin 4 (RSPO4), a secreted protein implicated in Wnt signaling, is mutated in inherited anonychia. Nat Genet. 2006 Nov;38(11):1245-7. PMID: (...) -
periungueal necrosis
15 December 2005See also
nails
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