Itching of the scalp - Definition

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Itching affecting the scalp, meaning the skin covering the top of the head which grows hair, can have many causes. It can be caused by parasites such as lice, irritation due to a harsh shampoo, the presence of dandruff, or a skin disease, the most common being psoriasis which causes skin lesions and itching. The treatment for an itchy scalp can be prescribed after determining the cause. The most common cause in children is head lice, the discovery of nits should lead to treatment with two applications of lotion, 8 days apart.