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Summary
Trachyonychia describes nail surface roughening from various causes, including psoriasis and alopecia areata. Idiopathic cases are often termed twenty nail dystrophy or severe nail dystrophy.
Area of Science:
- Dermatology
- Nail Diseases
Background:
- Trachyonychia is a clinical term for nail surface roughening.
- Multiple conditions can cause nail changes, including psoriasis and alopecia areata.
- Lichen planus may affect nails, often causing discomfort and affecting few nails.