Lupus vulgaris
►It is the most common form of cutaneous tuberculosis.
►The term “lupus” means wolf or perhaps the name is for the appearance on the face as if it had been eaten by a wolf.
►It is commonly situated on the face or on the buttock, but any other area of the body may be involved.
►The classic lesion is the plaque, single or occasionally multiple. It has advancing active margin and trailing scar.
►Active edge of the lesion on diascopy may demonstrate pale yellow nodules-called “apple jelly nodules”.
►Occasionally superficial ulceration or verrucous thickening may occur.
►Rarely, it may be complicated by squamous cell carcinoma or basal cell carcinoma.
►It occurs in individuals who have previously been exposed and thus sensitized to the organism.
Lupus vulgaris is an extremely chronic
tuberculous affection of the skin and
mucous membrane characterized by the
presence of nodules which ulcerate or
resolve with the formation of scar
tissue.. looked at through a glass slide
pressed firmly down upon them, the
nodules has exactly the color and
appearance of apple jelly.. Frequently
ulcers form at the sites of larger
infiltrations.. the disease most frequently
attacks the face.
Lupus vulgaris: Large plaque of lupus vulgaris of 10 years’ duration involving the check, jaw, and ear.
Lupus vulgaris of long duration, having led to destruction of the nose.
Ulcerating SCC has developed on thea upper lip.
Lupus vulgaris
Long standing,
asymptomatic indurated,
scaly, crusted, plaque on
the front of the chest.
