Kenneth J. Warrington, M.D.

Genetic testing reveals cause of patient's mysterious lifelong illness

Andy Grundstad was sick and tired of feeling sick and tired. "I felt like I was 80 years old," says Andy, a 35-year-old agronomist living outside of Crosby, North Dakota. He'd been diagnosed with vasculitis as a child and lived with various health issues while care teams struggled to provide a comprehensive diagnosis and effective treatment. Andy's symptoms worsened after a stroke in 2017. Near-daily fevers and joint pain accompanied a second stroke in 2020.…