It’s a mysterious disease: tiny collections of inflammatory cells ... that can form in any part of your body. It’s called “sarcoidosis.” Dr. Mark Lamos of GBMC explains the complexity of the disease and the difficulty of diagnosis. Then we meet Toni Robinson, who tells of her experience living with sarcoidosis … . Sean Hull, founder and president of the Life and Breath Foundation,’ a non profit dedicated to raising awareness of the perplexing illness.