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  Oct 10, 2018

Sarcoidosis Causes

The specific cause of sarcoidosis is not known, although there are certain factors that have been associated with an increased risk of suffering from the condition. These include family history, triggers and dysregulation of the immune system.

As a general rule, it is believed that some individuals are genetically susceptible to sarcoidosis, and if they come into contact with certain environmental factors or triggers, they are likely to experience symptoms of the condition.

The Immune System

The immune system plays a central role in the development of the nodules that characterize sarcoidosis and is thought to be overactive in patients with the condition.

Normally, when any foreign body enters the body of an individual, the immune system is responsible for eliminating the infection by releasing white blood cells. This leads to an inflammatory process, involving swelling and redness in the area that is part of the body’s usual response to infection. These symptoms tend to fade away when the infection clears.

However, in some cases the immune system can continue to be activated, even in the absence of a foreign body or infection. Autoimmunity refers to when the immune system identifies normal cells in the body as foreign and