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Capillaritis

What is capillaritis?

Capillaritis is a harmless skin condition in which there are reddish-brown patches caused by leaks. capillaries. Also known as pigmented purple.

Capillaritis

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Schamberg purpura

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Close-up of the lower back

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Capillaritis

See more images of capillaritis

Who gets capillaritis?

Capillaritis can affect anyone, but it is rare in children.

  • It usually affects healthy people.
  • Occasionally, capillaritis arises as a reaction to a medication; Many different drugs have occasionally been associated with capillaritis, including meprobamate, carbamazepine, and carbromal.
  • In others, a food additive or viral infection may be responsible
  • Capillaritis can also develop after exercise.

What causes capillaritis?

capillaries are small blood vessels near the surface of the skin. For unknown reasons, they sometimes become inflamed, although it is true vasculitis not seen on the skin biopsy. Blood cells can pass through small spaces that arise between the cells, which form the capillary walls The result is petechial hemorrhages. These vanish depositing hemosmosin in the upper parts of the dermis.

What are the clinical features of capillaritis?

Capillaritis is classified according to its appearance. It is characterized by small red and brown dots, described as cayenne pepper spots. These may be scattered over a region of the body or grouped together to form a red plane. patch, which turns brown and then slowly fades over weeks or months. The clinical descriptions are named after the dermatologist who first described them

Schamberg's disease (progressive pigmented purple)

Schamberg's disease is the most common type of capillaritis. Regular or irregular crops of flat red-brown patches with cayenne pepper spots on their edges appear for no apparent reason. Although it is most common in the lower legs, the Schamberg form of capillaritis can arise anywhere on the body. It is usually unevenly distributed on both sides with few or many patches. no symptoms

Doucas-Kapetanakis purpura similar to eczematida (itchy purpura)

Eczematida-like purpura of Doucas-Kapetanakis appears similar to Schamberg disease but is itchy. reddish purple macules appears around the ankles and can extend the legs. Itchy purpura can also affect the trunk and upper extremities. Itching leads to scratching and lichenification.

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Gougerot-Blum purpura (pigmented purpuric lichenoid skin disease)

Gougerot-Blum capillaritis is less common. The patches are thickened and itchy, rather like eczema, but pathology It's from a lichenoid reaction.

Majocchi purpura (purpura annular telangiectodes)

In this condition, there are dilated capillaries, as well as brown patches and cayenne spots. Cancel the patches gradually spread outwards and form concentric rings.

Majocchi Purple

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Purpura annularis telangiectodes of Majocchi

Contact allergy

Capillaritis has been reported to be due to khaki clothing dye and rubber. It only affects the skin in contact with the responsible material.

Lichen aureus

Lichen aureus is a very persistent yellow-brown solitary patch. It often overlaps a varicose vein.

Lichen aureus

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Capillaritis

exercise-induced capillaritis

Capillaritis in the ankles can develop after prolonged or vigorous exercise (eg, after 18 holes of golf, loitering, or dancing), especially during hot weather. The spots turn brown in a few days and eventually disappear. A burning sensation may develop as new lesions appear. Exercise-induced capillaritis can occur on a single occasion or recur regularly after exercise.

exercise-induced capillaritis

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Golfer's Capillarritis

How is capillaritis diagnosed?

Capillaritis is usually a clinical diagnosis. The diagnosis can be supported by dermatoscopy (the petechiae are seen more clearly) and skin biopsy. No further investigations are needed in most cases. See also pathology of lichen aureus.

What is the treatment for capillaritis?

Since capillaritis is a mild condition, most patients do not require treatment. There is no known cure.

  • Consider if a medication could be the cause: discontinue for several months to see if capillaritis improves.
  • Try to avoid food preservatives and artificial colors. Return to a normal diet if there is no improvement after several months.
  • Current Steroids may be helpful for itching.
  • Phototherapy can be effective in eliminating capillaritis, but it does not prevent recurrence.

  • If the leg is affected, consider wearing a graduated compression elastic hose. This is helpful in reducing exercise-induced capillaritis.
  • currently available vascular Lasers are not particularly helpful for capillaritis.

What is the result of capillaritis?

Capillaritis can go away in a few weeks, recur from time to time, or persist for years.