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Nail Longitudinal Striation
Aka: Nail Longitudinal Striation, Nail Longitudinal Band, Trachyonychia, 20-nail Dystrophy, Twenty Nail Dystrophy
- See Also
- Vertical Nail Bands (Longitudinal Melanonychia)
- Transverse Linear Nail Lesion
- Fingernail
- Nail Abnormality
- Nail Discoloration
- Definitions
- Trachyonychia
- Striations due to aging
- Associated with sandpaper appearance to nail
- 20-nail Dystrophy
- Diffuse Trachyonychia involving all nails
- Causes: Diffuse Trachyonychia (20-nail Dystrophy)
- Alopecia Areata
- Vitiligo
- Psoriasis
- Atopic Dermatitis
- Types: Longitudinal Lines
- Nail Splinter Hemorrhage
- Subacute Bacterial Endocarditis
- May also be caused by Oral Contraceptives, Psoriasis, cancer, Rheumatologic Disorders, Trauma
- Median Nail Groove causes
- Habit tics
- Self-limiting dystrophy of Heller
- Dark pigmented longitudinal lines (Melanonychia)
- Vertical Nail Bands (Longitudinal Melanonychia)
- Normal variant in patients with dark-skin
- Subungual Melanoma (also seen with dark-skin)
- See Melanonychia
- References
- Fawcett (2004) Am Fam Physician 69(6):1417-24 [PubMed]