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    Glossary Patterned Scalp Underdevelopment

    congenital condition causing irregular scalp development and hair growth

    Patterned Scalp Underdevelopment (PSU) refers to a congenital condition where certain areas of the scalp do not develop properly, leading to irregular hair growth patterns or bald patches. This condition can be caused by genetic factors or developmental issues during fetal growth, and it may require medical evaluation to determine the best course of treatment or management.

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    1. Minoxidil Vasodilator used on the scalp and, at low doses, as a tablet
    2. Hydrocortisone Mild corticosteroid used on the skin and scalp
    3. Mesotherapy Injections of drug or vitamin mixtures into the scalp
    4. Microneedling Technique that makes tiny punctures in the scalp with fine needles
    5. Low Level Laser Therapy Red-light devices, such as caps, combs and helmets, used on the scalp