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(hyponychium)
87 results
  • StatPearls: Anatomy, Bony Pelvis and Lower Limb, Toe Nails [BOOK]
    StatPearls Publishing: Treasure Island (FL) Kamrani Payvand P Pillarisetty Leela Sharath LS Midland Memorial / Texas Tech University BOOK
  • Our nails are an essential sensory organ. The tips of the digits are composed of almost all tissues components found elsewhere in the human body: skin, joint, bone, synovial membrane, ligaments, tendons, arteries, veins, lymphatic vessels, tendon sheaths, nerves, and specialized nervous end organs.[1] The nail plate is made up of laminated keratinized structure on the nail matrix, nail bed with t…
  • Fibro-osseous pseudotumor on the hyponychium of the great toe. [Case Reports]
    Dermatol Online J 2019; 25(1)Rosales Santillan M, Tschen JA
  • Fibro-osseous pseudotumor of the toe is a benign soft tissue tumor that is predominant in the young adult population. Although the etiology is unknown, a history of trauma has been reported to precede tumor development. The differential diagnosis includes myositis ossificans, extraskeletal osteosarcoma, and pyogenic granuloma. Once removed, the tumor typically has no recurrence. Surgical excision…
  • Nail abnormalities identified in an ageing study of 30 inbred mouse strains. [Journal Article]
    Exp Dermatol 2019; 28(4):383-390Linn SC, Mustonen AM, … Sundberg JP
  • In a large-scale ageing study, 30 inbred mouse strains were systematically screened for histologic evidence of lesions in all organ systems. Ten strains were diagnosed with similar nail abnormalities. The highest frequency was noted in NON/ShiLtJ mice. Lesions identified fell into two main categories: acute to chronic penetration of the third phalangeal bone through the hyponychium with associate…
  • Nail psoriasis: clinical features, pathogenesis, differential diagnoses, and management. [Review]
    Psoriasis (Auckl) 2017; 7:51-63Haneke E
  • Psoriasis is the skin disease that most frequently affects the nails. Depending on the very nail structure involved, different clinical nail alterations can be observed. Irritation of the apical matrix results in psoriatic pits, mid-matrix involvement may cause leukonychia, whole matrix affection may lead to red lunulae or severe nail dystrophy, nail bed involvement may cause salmon spots, subung…
  • Pterygium inversum unguis secondary to gel polish. [Journal Article]
    J Eur Acad Dermatol Venereol 2018; 32(1):160-163Cervantes J, Sanchez M, … Tosti A
  • CONCLUSIONS: While it remains undiscerned whether PIU is related to chemicals present in the gel polish or to the application and/or removal process of such, patients and dermatologists should be aware of the potential risks of gel manicures.
  • StatPearls: Fingertip Injuries [BOOK]
    StatPearls Publishing: Treasure Island (FL) Pencle Fabio J. FJ Waseem Muhammad M Lincoln Medical Center / SGU BOOK
  • The fingertip is the most distal portion of the finger providing the tactile and sensory functions that are then relayed to the brain. It is anatomically defined as the portion of finger distal to the insertion of the flexor digitorum superficialis and extensor tendons on the distal phalanx, or the interphalangeal joint when referring to the thumb. The neurovascular supply of the fingertip is via…
  • Dermoscopy in the Evaluation of Nail Disorders. [Review]
    Skin Appendage Disord 2017; 3(2):70-82Alessandrini A, Starace M, Piraccini BM
  • Nail dermoscopy was initially used only in the assessment of nail pigmentation, but now it is widely utilized for the evaluation of many nail disorders. In daily practice, dermoscopy may confirm clinical diagnoses and guides in the management of nail diseases and treatments, permitting a better visualization of symptoms. Dry dermoscopy is required for evaluation of the nail plate surface, while g…
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