Potassium deficiency disease

This study compares two treatments for a condition called primary aldosteronism, where a small adrenal gland tumor causes high blood pressure. One treatment is laparoscopic surgery to remove the tumor; the other is radiofrequency ablation (RFA), which uses heat delivered through …

This study looks at whether a personalized strength exercise program can improve muscle function and reduce weakness attacks in adults with hypokalemic or hyperkalemic periodic paralysis. Over 24 weeks, 36 participants will be tested at the start, at 12 weeks, and after 12 weeks …

This study aims to collect information and bone samples from up to 1,000 people with bone or mineral disorders, such as tumor-induced osteomalacia or familial tumoral calcinosis. Participants receive standard medical evaluations and may provide bone tissue from surgery or a biops…

This study is collecting blood and other samples from 5,000 children and young adults (under 21) who are already taking certain medications as part of their regular care. The goal is to understand how these drugs move through and affect children's bodies, so doctors can prescribe…