Granuloma multiforme

Granuloma multiforme
Synonyms
Pronounce	N/A
Specialty	Dermatology
Symptoms	Skin lesions, papules, plaques
Complications	N/A
Onset
Duration
Types	N/A
Causes	Unknown
Risks
Diagnosis	Skin biopsy, clinical examination
Differential diagnosis	Granuloma annulare, Necrobiosis lipoidica, Sarcoidosis
Prevention	N/A
Treatment	Corticosteroids, immunosuppressive therapy
Medication	N/A
Prognosis
Frequency	Rare
Deaths	N/A

Granuloma multiforme is a rare skin condition that is characterized by the appearance of multiple, small, firm, reddish-brown papules. These papules are typically found on the extremities and face, and they often have a central crust or scale. The condition is most commonly seen in individuals of African descent, and it is often associated with exposure to sunlight. The exact cause of granuloma multiforme is unknown, but it is thought to be a reaction to an unknown antigen.

Symptoms

The primary symptom of granuloma multiforme is the appearance of multiple, small, firm, reddish-brown papules. These papules are typically found on the extremities and face, and they often have a central crust or scale. Other symptoms may include itching and discomfort.

Causes

The exact cause of granuloma multiforme is unknown. It is thought to be a reaction to an unknown antigen. Some researchers believe that the condition may be triggered by exposure to sunlight, as it is most commonly seen in individuals of African descent who live in sunny climates.

Diagnosis

Diagnosis of granuloma multiforme is typically based on the appearance of the skin lesions. A skin biopsy may be performed to confirm the diagnosis and to rule out other conditions that can cause similar symptoms, such as leprosy or sarcoidosis.

Treatment

Treatment for granuloma multiforme typically involves the use of topical corticosteroids to reduce inflammation and itching. In some cases, oral corticosteroids may be used. Other treatments may include phototherapy and laser therapy.

Prognosis

The prognosis for individuals with granuloma multiforme is generally good. The condition often resolves on its own within a few months, although it can recur in some individuals.

See also

• Dermatology
• Skin lesion
• Corticosteroids