What condition occurs due to a fungal infection of the skin, often on the scalp?

The condition that occurs due to a fungal infection of the skin, often on the scalp, is ringworm. This is a common dermatophyte infection caused by a fungus that thrives in warm and moist environments. Despite its name, ringworm is not caused by a worm but is characterized by red, circular patches with a clearer center, resembling a ring. It can affect various areas of the body, including the scalp, where it is referred to as tinea capitis.

The fungi responsible for ringworm can spread through direct contact with an infected person, animal, or contaminated objects, such as brushes, hats, or towels. This infection often requires antifungal treatments to effectively eradicate the fungus and alleviate symptoms.

While psoriasis, eczema, and contact dermatitis are skin conditions that can lead to irritation, redness, and scaling, they are not caused by fungal infections. Psoriasis is a chronic autoimmune condition characterized by rapid skin cell turnover leading to thick, scaly patches. Eczema refers to a group of conditions that cause the skin to become inflamed, itchy, and red, primarily due to allergic reactions or irritants. Contact dermatitis results from direct skin contact with allergens or irritants, leading to localized inflammation. These conditions are fundamentally different from