Sarcoidosis is a disease involving abnormal collections of inflammatory cells that form lumps known as granulomas. Bodily Systems Effected By Sarcoidosis The disease usually begins in the lungs, skin, or lymph nodes. Less commonly affected are the eyes, liver, heart, and brain.   Any organ, however, can be affected. Bone, Joints, And Muscles Sarcoidosis can … Continue reading Sarcoidosis What Is It?