Introduction

Sarcoidosis is a rare condition that causes small patches of red and swollen tissue, called granulomas, to develop in the organs of the body. It usually affects the lungs and skin.

Thesymptomsof sarcoidosisdepend on which organs are affected, buttypicallyinclude:

(see below for a full list).

For many people with sarcoidosis, symptoms often improve without treatment within a few months or years. For these people, the symptoms aren't usually severe.

However,afew people find their symptoms develop gradually and get worse over time, to the point where they become severely affected. This is known as chronic sarcoidosis.

Sarcoidosis is estimated to affect about one in every 10,000 people in the UK. There is currently no cure.

Content supplied by the NHS Website

Medically Reviewed by a doctor on 28 Nov 2016