Relapsing polychondritis is a rare inflammatory disease of cartilage in the ear, nose or windpipe. It causes pain, swelling and destruction of cartilage.
Amyloidosis refers to a group of diseases in which insoluble protein is abnormally deposited in tissues and organs, changing their structure and function.
Ehlers-Danlos syndromes (EDS) are a group of genetic connective tissue disorders. Abnormal collagen production affects the skin, ligaments and tendons.