Autoimmune Disease

Pittsburgh Zoo's Bull Elephant Battling Autoimmune DiseaseOfficials at the Pittsburgh Zoo & PPG Aquarium say a young bull elephant is being treated for a non-contagious autoimmune disease that is preventing skin lesions from healing.
Researchers Study Possible Connection Between Minor Head Blows, Autoimmune DiseaseCan minor blows to the head, which fall short of concussion, lead to autoimmune disease later?