More than one organ is involved and the body's systems can be affected - these include the musculoskeletal and nervous systems.
Sarcoidosis symptoms can be specific to the affected organ or system.
In the many cases a patient may show or experience no symptoms of sarcoidosis.
The lungs are an organ most commonly affected by sarcoidosis - symptoms include:
When the lungs are affected chest x rays are often used to help diagnose sarcoidosis.
Lymph nodes are part of the body's immune system. Lymph nodes are usually present in clusters in the armpits, either side of the neck, chin and in the groin. Lymph nodes in the neck are commonly affected. When affected by sarcoidosis, lymph nodes may appear as swollen lumps.
Eye symptoms include:
A third of patients diagnosed with sarcoidosis will have their eyes affected by this disease. People with sarcoidosis should see an eye doctor. On rare occasions sarcoidosis of the eyes may lead to permanent eye damage and even blindness.
These include skin rash & lesions. Skin lesions occur in about 10-35 percent of people with sarcoidosis.
The liver is an organ commonly affected by sarcoidosis - granulomas (bumps in the skin) often form in the liver. Permanent damage to the liver is rare. Liver symptoms include:
Sarcoidosis can affect the heart - for reasons unknown it most often occurs in Japanese people. Sarcoidosis can cause the heart to pump weakly indicated by:
Sarcoidosis can also affect the hearts pacing & transmissions systems indicated by: