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色素脱失、青少年白发、阿司匹林过敏、鼻毛变白、营养障碍
Canities (gray/white hair) is progressive loss of melanin from hair bulbs, physiologic with aging, or premature (genetic/thyroid/vitamin B12/iron deficiency/autoimmune/vitiligo). Treatment: no curative treatment; cosmetic camouflage (hair dye); reassurance for physiologic; investigate/treat premature causes (thyroid/B12/iron/autoimmune); stress management; balanced nutrition; avoid smoking; follow-up dermatology/endocrinology; distinguish from poliosis/vitiligo/alopecia areata.
Gray/white hair; progressive; by aging/premature cause
Loss of follicular melanocytes causes gray/white hair.
Cosmetic dye; treat premature causes; reassurance
Balanced nutrition; manage stress; no smoking; treat thyroid/B12/iron.
It is recommended to visit the Dermatology/Endocrinology department; an appointment can be booked on this platform before the visit.
Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.
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