A coceira no couro cabeludo pode ser causada por fatores como infecções fúngicas, dermatite seborreica, piolhos ou alergias, podendo provocar outros sintomas como vermelhidão, sensibilidade, descamação ou irritação dependendo da causa que origina o problema. Saiba também quais as principais causas de ferida na cabeça.
To identify the cause, it is important to see your dermatologist so that tests can be done to close the diagnosis and begin treatment. The main causes of scalp itching are:
- Seborrheic dermatitis is an alteration of the skin that causes itching.
- Flaking and the appearance of red spots on the skin.
- A very common problem on the scalp.
This disease is not fully understood, but studies show that there is a link between increased sebum production on the scalp and fungal infection, due to a weakened immune system or stress, and in some cases cannot be cured. , which can appear several times in life. However, symptoms can be controlled with the use of certain medications or shampoos indicated by the dermatologist. Learn more about seborrheic dermatitis.
What to do: the treatment can be done with anti-dandruff shampoos, which usually contain antifungals, and ingredients that exfoliate the skin and accelerate cell renewal, based on ketoconazole at 2%, as is the case with Nizoral, Medicasp or Caspacil, for example. . In cases where shampoo is not enough to treat the problem, it may be necessary to resort to corticosteroid formulations, such as a Betnovate or Diprosalic hair solution.
In addition, to make the treatment more effective, it is very important to always keep your hair and scalp very clean and dry, remove the shampoo and conditioner well after bathing, do not use too hot water, reduce alcohol and fatty foods consumption and avoid stressful situations. Learn more about treating seborrheic dermatitis.
The scalp fungus, also known as Tinea capitis, is a fungal infection, which can cause severe itching, the presence of dandruff and yellow scabs on the head, in addition to hair loss in some areas. In addition to these symptoms, some people may still have neck pain due to the immune system’s response to fight the infection. Learn more about ringworm on your scalp.
Because this type of moth is caused by fungi, it can be easily spread from person to person.Therefore, to avoid transmission, objects such as combs, towels or hats should not be shared with people with this disease.Know how to transmit the ringworm.
What to do: treatment involves the administration of antifungal remedies such as terbinafin or griseofulvin and the use of shampoos that also contain antifungals, such as Nizoral, Caspacil or Teuto Ketoconazole, for example.
Pediculosis is characterized by severe itching lice infestation and usually occurs in school-age children, and is easily transmitted from person to person through direct contact with hair or objects such as combs, hats or pillows. Learn how to identify pediculosis.
What to do: To treat this problem, use a treatment shampoo, with 5% permethrin, such as Paranix, Piosan or Kwell, and use a fine comb frequently.
When treating lice, it is advisable to wash infected pillows, sheets and clothing at a temperature above 60 degrees Celsius, or seal them in a plastic bag for about 15 days, killing lice. See some tips for getting rid of lice.
An allergy to the scalp can be caused by cosmetics, chemicals or even sun exposure or the use of hair dyes, which can cause severe itching, redness, flaking or tenderness in this area. Learn all about dyeing your hair.
What to do: To treat this problem it is ideal to go to the dermatologist to make sure it is an allergy that causes itching and identify its cause.
Treatment usually involves applying products containing corticosteroids in their composition such as hydrocortisone or betamethasone, administering systemic antihistamine remedies such as cetitrine, desloratadine or ezabtin, for example, or applying soothing creams or ointments to calamine or aloe. Know what aloe vera is for and how to use it.