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Chronic paronychia is an infection of the folds of tissue surrounding the nail of a finger or, less commonly, a toe, lasting more than six weeks. [4] It is a nail disease prevalent in individuals whose hands or feet are subject to moist local environments, and is often due to contact dermatitis .
Anatomy of the basic parts of a human nail.A. Nail plate; B. lunula; C. root; D. sinus; E. matrix; F. nail bed; G. eponychium; H. free margin. Onychia is an inflammation of the nail folds (surrounding tissue of the nail plate) of the nail with formation of pus and shedding of the nail.
This is a shortened version of the twelfth chapter of the ICD-9: Diseases of the Skin and Subcutaneous Tissue. It covers ICD codes 680 to 709. The full chapter can be found on pages 379 to 393 of Volume 1, which contains all (sub)categories of the ICD-9. Volume 2 is an alphabetical index of Volume 1.
Generally, diseases outlined within the ICD-10 codes L60-L75 within Chapter XII: Diseases of the skin and subcutaneous tissue should be included in this category. Wikimedia Commons has media related to Disorders of skin appendages .
The surgical approach is the removal of the offending part of the nail plate known as a wedge resection. [10] If the ingrown toenail recurs despite this treatment, destruction of the sides of the nail with chemicals or excision is done; this is known as a matrixectomy. [ 10 ]
Onycholysis is a common medical condition characterized by the painless detachment of the nail from the nail bed, usually starting at the tip and/or sides. [1] On the hands, it occurs particularly on the ring finger but can occur on any of the fingernails.
[9] [10] These bacteria do not normally survive on dry, healthy skin, but can thrive in moist conditions. [9] The seal between the nail and finger acts as a physical barrier to prevent infection, however hyper-hydration or destruction of the epidermis can impair the barrier, allowing the bacteria to colonise.
Periungual warts often cause loss of the cuticle and paronychia. Nail biting increases susceptibility to these warts. [1] ... 10.1080/09546634.2022.2154569.