Seborrhoeic dermatitis is a common, chronic inflammatory skin condition that primarily affects the scalp, face, and upper body. It’s characterized by red, greasy skin covered with flaky white or yellow scales. While it’s not contagious or harmful, it can be uncomfortable and persistent.

Tinea capitis, also known as scalp ringworm, is a fungal infection of the scalp and hair follicles. There may be associated patchy hair loss. Despite the name, it’s not caused by a worm but rather by various species of fungi called dermatophytes. This condition is more common in children than adults, but it can affect people of any age.

Atopic eczema, also known as atopic dermatitis, is a chronic inflammatory skin condition characterized by dry, itchy, and inflamed skin. Common areas include the front of the elbows, back of knees, ankles and neck. It is one of the most common types of eczema and often occurs in individuals with a personal or family history of allergies, asthma, or hay fever (allergic rhinitis).

Scalp contact dermatitis is a type of contact dermatitis that affects the scalp. Contact dermatitis is an inflammatory skin condition caused by contact with a substance that irritates the skin or triggers an allergic reaction. In the case of scalp contact dermatitis, the irritation or allergic reaction occurs specifically on the scalp. Common substances include hair dye, gels and sprays.

Scalp psoriasis is a chronic autoimmune skin condition characterized by the rapid buildup of skin cells on the scalp, resulting in thick, red patches covered with silvery-white scales. It is a subtype of psoriasis, a condition that can affect various parts of the body, including the scalp.

Cradle cap, also known as infantile seborrheic dermatitis, is a common and harmless condition that affects infants, typically within the first few months of life. It manifests as thick, yellow, greasy or crusty patches on a baby’s scalp. While cradle cap can look unsightly, it’s usually not itchy or uncomfortable for the baby.