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官爵银、面部斑点、妊娠性黄褐斑、雀斑、黑色素沉淀、额头长痘、颧骨斑、妊娠斑、脸上长斑
Freckles (ephelides) are small 1-3 mm light-brown macules on sun-exposed face/arms/shoulders, in fair-skinned individuals, seasonal (worse in summer). Treatment: reassurance (benign); strict sun protection (SPF 50+); topical hydroquinone/retinoids/azelaic acid; chemical peels; laser/IPL for cosmetic; avoid sun exposure; follow-up dermatology; distinguish from lentigo (permanent) and solar lentigines.
Small tan macules; sun-exposed face/arms; fair skin; seasonal
Sun-induced melanin overproduction in basal layer causes freckles.
Sun protection; bleaching agents; laser/IPL; reassurance
Sun protection; hats; avoid midday sun.
It is recommended to visit the Dermatology 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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