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What is pigmented purpura?

What is pigmented purpura?

Pigmented purpuric dermatosis is a chronic condition characterized by reddish-brown skin lesions caused by leaky capillaries. Although they can arise on any part of the body, they are most commonly located on the lower legs. In some cases, the skin lesions cause severe itching.

What is dermatology PPD?

Pigmented purpuric dermatosis (PPD) is the term used to describe a collection of subtypes of generally benign, chronic, purpuric skin eruptions characterized by red to purple macules, patches, and petechiae.

What are the symptoms of pigmented purpuric eruption?

Characteristic findings on physical examinatiion usually include a solitary lesion on the lower extremity, and rust to purple brown patches or plaques, often overlying a perforator vein. It is asymptomatic and typically chronic. Pathologically, a lichenoid infiltrate is observed in addition to the extrravasated erythrocytes.

Is there a cure for pigmented purpuric dermatoses?

Pigmented purpuric dermatoses, also known as pigmentary purpuric eruptions, or capillaritis, are a group of purpuric dermatoses with analogous clinical morphology and histopathology, mostly chronic, and 2/3 of patients can gradually improve, eventually in remission. The cause is unknown.

How is purpuric dermatosis similar to Schamberg disease?

It mostly affects the lower extremities and is clinically similar to Schamberg disease, with purpuric or petechial macules but with a scaling surface. Eczematoid purpura of Doucas and Kapetanakis has been associated with allergic contact dermatitis to rubber and clothing.

What is pigmented purpuric dermatosis of Gougerot and Blum?

Lichenoid pigmented purpuric dermatosis of Gougerot and Blum is characterized by violaceous lichenoid papules that tend to merge, forming large plaques that are usually located on the legs but may affect the trunk. The condition follows a chronic course and usually affects elderly men.

Characteristic findings on physical examinatiion usually include a solitary lesion on the lower extremity, and rust to purple brown patches or plaques, often overlying a perforator vein. It is asymptomatic and typically chronic. Pathologically, a lichenoid infiltrate is observed in addition to the extrravasated erythrocytes.

How does pigmented purpuric dermatosis cause skin itching?

Pigmented purpuric dermatosis is a chronic condition characterized by reddish-brown skin lesions caused by leaky capillaries. Although they can arise on any part of the body, they are most commonly located on the lower legs. In some cases, the skin lesions cause severe itching.

How old do you have to be to get pigmented purpuriclichenoid dermatitis?

Pigmented purpuriclichenoid dermatitis of Gougerot and Blum This rare variant is usually chronic. It is usually seen in men between 40 and 60 years old. Lesions are typically yellow-brown patches with cayenne pepper macules admixed with purpuric red-brown lichenoid papules, often with more generalized invovlement.

How often to take Cyclosporin for pigmented purpuric eruptions?

Pentoxifylline (300mg daily x 8 weeks, 100mg three times a day, or 400mg three times a day x 3 months) Cyclosporin A (starting dose 5 mg/kg/day and tapered at 2 week intervals to 1.5 mg/kg/day)