Elevated uric acid. People with gout have it related to hyperuricemia; but not all people with hyperuricemia have gout. Gout does not cause hyperuricemia arthritis does not cause hyperuricemia. Hyperuricemia is caused by the body increasing the production of uric acid, or the body being unable to excrete the uric acid through decreased urinary excretion of uric acid. Elevated uric acid may lead to gout.