Results 21 to 30 of about 1,628,800 (244)

Melanonychia

open access: yesDermatology Research and Practice, 2012
Melanonychia, or melanin-derived brown-to-black nail pigmentation, is a diagnostic challenge for clinicians. The most serious disease of the nail unit, melanoma, primarily presents with melanonychia. However, melanonychia most often occurs as a result of
Julie Jefferson, Phoebe Rich
doaj   +1 more source

Witch Nails (Krt90whnl): A spontaneous mouse mutation affecting nail growth and development.

open access: yesPLoS ONE, 2022
Numerous single gene mutations identified in humans and mice result in nail deformities with many similarities between the species. A spontaneous, autosomal, recessive mutation called witch nails (whnl) is described here where the distal nail matrix and ...
John P Sundberg   +12 more
doaj   +1 more source

Nail involvement in Langerhans cell histiocytosis: Diagnostic and prognostic Clues [PDF]

open access: yesJDVI (Journal of General Procedural Dermatology & Venereology Indonesia), 2020
Introduction: Despite its rarity, nail involvement in Langerhans cell histiocytosis (LCH) may show various clinical presentations. This study aims to show the roles of nail involvement in LCH patients as the diagnostic and prognostic clues.
Sondang P. Sirait   +5 more
doaj   +1 more source

Comparing the Efficacy of Triamcinolone Acetonide Iontophoresis versus Topical Calcipotriol/Betamethasone Dipropionate in Treating Nail Psoriasis: A Bilateral Controlled Clinical Trial

open access: yesDermatology Research and Practice, 2018
Background and Objective. Psoriasis is a common chronic inflammatory skin disorder affecting any age and gender. The clinical presentation of the nail disease depends on the location of the pathology: nail bed or nail matrix.
Nasrin Saki   +4 more
doaj   +1 more source

Nail changes induced by chemotherapeutic agents

open access: yesIndian Journal of Dermatology, 2020
Introduction: Nail toxicity is a relatively uncommon cutaneous adverse effect of chemotherapeutic agents. Rapidly dividing cells of the nail matrix are perturbed by the antimitotic activity of these agents. Although most of these changes are cosmetic and
Neerja Saraswat   +4 more
doaj   +1 more source

Anatomic relationship of the proximal nail matrix to the extensor hallucis longus tendon insertion [PDF]

open access: yes, 2015
[Abstract] Background The purpose of this study was to delineate the relationship of the terminal extensor hallucis longus tendon insertion to the proximal limit of the nail matrix of the great toe.
López López, Daniel   +10 more
core   +1 more source

Long-term outcomes of nail bed reconstruction

open access: yesArchives of Plastic Surgery, 2019
Background There are various reconstructive options for nail bed defects. However, it is challenging not to leave a deformity. In this study, we investigated differences in outcomes depending on the reconstruction method, attempted to determine which ...
Sung Hoon Koh   +7 more
doaj   +1 more source

Post-traumatic nail deformity presenting as a painful keel-like ridged nail and its surgical treatment [PDF]

open access: yesSurgical & Cosmetic Dermatology
Trauma to the nail is a common cause of nail dystrophies and deformities. When not managed properly at initial presentation, nail injuries may result in permanent deformities and can cause functional and aesthetic abnormalities.
Monika Sekar   +4 more
doaj   +1 more source

Median canaliform dystrophy of thumb and great toe nails in an 8 years old boy

open access: yesIndian Journal of Paediatric Dermatology, 2020
Median canaliform dystrophy is a rare nail disorder characterized by midline longitudinal ridging or splitting with canal formation in the nail plate of one or both the nails of the thumbs.
Sonia P Jain   +2 more
doaj   +1 more source

Anatomy of the nail unit and the nail biopsy [PDF]

open access: yes, 2015
The nail unit is the largest and a rather complex skin appendage. It is located on the dorsal aspect of the tips of fingers and toes and has important protective and sensory functions. Development begins in utero between weeks 7 and 8 and is fully formed
Haneke, Eckart
core   +1 more source

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