Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 10 of 25 for melanonychia OR nail hyperpigmentation OR normal variant
  1. GJA1 gene 
    ... absence of hair from birth (congenital alopecia), and nail abnormalities. The ... than normal, allowing more molecules to pass through them. Researchers ...
    https://medlineplus.gov/genetics/gene/gja1 - Genetics
  2. Pachyonychia congenita 
    ... tissues that make up the skin, hair, and nails.Variants in keratin genes alter ... congenita, normal activities such as standing and walking cause skin ...
    https://medlineplus.gov/genetics/condition/pachyonychia-congenita - Genetics
  3. Incontinentia Pigmenti From the National Institutes of Health (Genetic and Rare Diseases Information Center)  
    Skin Pigmentation Disorders/Specifics ... Skin Pigmentation Disorders ... Genetic and Rare Diseases Information Center ... From the National Institutes of Health ... Find ...
    https://rarediseases.info.nih.gov/.../6778/incontinentia-pigmenti - External Health Links
  4. CYB5R3 gene 
    ... type II. More About This Health Condition A normal variant (polymorphism) in the CYB5R3 gene has been associated ...
    https://medlineplus.gov/genetics/gene/cyb5r3 - Genetics
  5. RAD21 gene 
    ... activity of certain genes that are essential for normal development. Variants (also called mutations) in the RAD21 gene have ... ability to regulate genes that are critical for normal development. ... condition.Studies suggest that variants in the RAD21 gene cause a form of ...
    https://medlineplus.gov/genetics/gene/rad21 - Genetics
  6. IKBKG gene 
    ... do not cause illness in people with a normal immune system. The IKBKG gene variants associated with X-linked susceptibility to mycobacterial disease ...
    https://medlineplus.gov/genetics/gene/ikbkg - Genetics
  7. Trichothiodystrophy 
    ... problems with the transcription of genes needed for normal development before and after birth.Variants in at least seven genes have been reported ...
    https://medlineplus.gov/genetics/condition/trichothiodystrophy - Genetics
  8. Ectodermal dysplasias 
    ... genes are affected, other symptoms may include: Abnormal nails Abnormal or missing teeth, or fewer than normal number of teeth Cleft lip Decreased skin color ( ...
    https://medlineplus.gov/ency/article/001469.htm - Medical Encyclopedia
  9. EVC gene 
    ... Hedgehog signaling in the developing embryo, disrupting the normal formation and growth of the teeth, nails, and bones. More About This Health Condition DWF- ...
    https://medlineplus.gov/genetics/gene/evc - Genetics
  10. EVC2 gene 
    ... Hedgehog signaling in the developing embryo, disrupting the normal formation and growth of the teeth, nails, and bones. More About This Health Condition Ellis ...
    https://medlineplus.gov/genetics/gene/evc2 - Genetics
previous · 1 · 2 · 3 · next