Keto Rash

Also known as … Prurigo Pigmentosa or Nagashima Disease. Prurigo Pigmentosa is a rare skin condition characterised by a recurrent itchy, red rash that can leave behind a dark net like mark. More

Keratosis Pilaris Rubra Faciei

What is it? Keratosis pilaris is a common condition in which rough, bumpy spots appear on the skin. Keratosis pilaris rubra faciei is a subtype of keratosis pilaris characterised by rough, red bumps on the face, particularly on the cheeks. Who develops it? Keratosisi pilaris can affect anyone at all ages, but it is most […]

Kaposi Sarcoma

WHAT IS IT? Kaposi Sarcoma (KS) is a type of disorganised growth of blood vessels. It was first described in 1872 by Moritz Kaposi. WHAT CAUSES IT? KS is caused by an infection with a virus called human herpesvirus-8 (HHV-8). This virus alters the genes on the cells that line blood vessels and the lymphatic […]

Keratoderma climactericum

Keratoderma climactericum Also known as Haxthausen disease What is keratoderma climactericum? There are many forms of keratoderma which is the term given to the development of harmless skin thickening on the soles, particularly the heels. Keratoderma climactericum refers to the form that occurs during the menopausal period. What causes keratoderma climactericum? Keratoderma climactericum occurs more […]

Kawasaki’s disease

Kawasaki’s disease Previously known as mucocutaneous lymph node syndrome What is Kawasaki’s disease? Kawasaki’s disease is a rare form of vasculitis (inflammation of blood vessels). It can affect many parts of the body. The diagnosis is made when someone has a high fever and the typical changes in the skin, eyes, mouth and lymph nodes. […]

Keratosis pilaris

Keratosis pilaris What is it? Keratosis pilaris is a common but harmless condition that results in rough, bumpy spots on the upper arms and thighs. It is most common in adolescence but can also occur in children and adults. It occurs to some degree in approximately 50 to 80% of adolescents. What causes it? Keratosis […]


Keratoacanthoma What is keratoacanthoma? Keratoacanthoma is a skin tumour that develops on sun damaged skin. It is often difficult to distinguish it from a more aggressive lookalike, a squamous cell cancer (SCC). What causes keratoacanthoma? The cause of keratoacanthoma is unknown.  It most frequently occurs on the sun exposed skin of the head and neck, arms and […]


Keloids What are keloids? Keloids are a type of scar of the skin that has too much collagen and scar tissue formation. Keloids occur after injury to the skin and are more common on the upper chest, upper back and shoulders. People with coloured skin (skin of colour) have a higher risk of developing keloids. […]