Granuloma annulare (GA) is usually a self-limited, benign granulomatous disease of the dermis and subcutaneous tissue. It’s generalized or disseminated form is associated with underlying diabetes mellitus and at times it precedes the sign and symptoms of diabetes mellitus.
What viral infections cause granuloma annulare?
Granuloma annulare associated with HIV can present at all stages of HIV infection, but it is slightly more common in patients with acquired immunodeficiency syndrome. Epstein-Barr virus is an unlikely causative agent of HIV-associated GA. Granuloma annulare may be a manifestation of increasing immune dysregulation.
Why do diabetics get granuloma annulare?
Granuloma annulare is a benign inflammatory disease of the skin. The etiology and pathogenesis of the disease are not yet determined, but some authors have proposed that it might be associated with a variety of underlying conditions such as thyroid disorders, diabetes mellitus and positive tuberculin skin test.
Is diabetes mellitus associated with granulomatous inflammation?
GA is a common idiopathic disorder of the dermis and subcutaneous tissue that can be associated with a variety of underlying conditions such as diabetes mellitus. The relationship between GA and diabetes mellitus is still unknown.
Does the sun help granuloma annulare?
Light therapy: Exposing the skin with granuloma annulare to ultraviolet (UV) light in a controlled way can be helpful. Some people receive a type of light therapy called PUVA.
Is granuloma annulare caused by stress?
Some reports associate chronic stress with granuloma annulare as a trigger of the disease. Granuloma annulare also has some predilection for the sun-exposed areas and photodamaged skin.
Is granuloma annulare an autoimmune condition?
]. In the literature, it has been raised that this association is more than coincidence, and it suggests an autoimmune basis for these conditions (Table 1). 100 patients with generalized granuloma annulare; 13 patients were found to have thyroid disease, while diabetes was diagnosed in 21 patients.
Is granuloma annulare related to lupus?
The condition is usually seen in otherwise healthy people. Occasionally, it may be associated with diabetes or thyroid disease. It has also been associated with auto-immune diseases such as systemic lupus erythematosus, rheumatoid arthritis, Lyme disease and Addison’s disease.
Can diet help granuloma annulare?
A diagnosis of generalized erythematous granuloma annulare was established based on the clinical and histopathological findings, especially with the distribution on more than one anatomic site. A lipid-lowering diet for three months resulted in major improvement of hyperlipidemia and remission of the skin lesions.
What is actinic annulare (annular granuloma)?
Actinic annulare, also known as annular elastolytic giant cell granuloma, may lack the classic palisaded arrangement observed in granuloma annulare. Although elastosis is abundant in the mid dermis outside the granuloma, elastic tissue is absent from the center of the annulus.
Is granuloma annulare associated with Type II diabetes mellitus (DM)?
Granuloma annulare has been associated primarily with type I diabetes mellitus, but it is only rarely associated with type II diabetes mellitus and thyroid disease, based on an increased number of granuloma annulare patients with these diseases in small case series. [ 10]
What are the risk factors for granuloma annulare?
Some reports associate chronic stress with granuloma annulare as a trigger of the disease. Granuloma annulare also has some predilection for the sun-exposed areas and photodamaged skin. Photosensitive granuloma annulare has been found in association with HIV infection.
How do you test for mucin in granuloma annulare?
Mucin in granuloma annulare is hyaluronic acid and is visible in sections stained with hematoxylin and eosin as faintly basophilic stringy material. Its presence can be confirmed by staining with colloidal iron or Alcian blue at pH 2.5.
