About Dr John Van Der Kallen
Dr John Van Der Kallen is a Rheumatologist in Georgetown, NSW, Australia.
Rheumatology generally involves the non-surgical evaluation and treatment of rheumatic diseases and conditions. These have symptoms involving the musculoskeletal system, such as arthritis (joint inflammation). Rheumatology also involves the immune system, as many of the rheumatic diseases and conditions feature immune system abnormalities.