Hello I’m new to this forum and also new to Myeloma still getting over the shock of it all .Its my husband that was diagnosed with multiple myeloma in February 2023 , and went on a clinical trial in April, he’s been doing ok but suddenly had a low level of potassium and had to be taken to hospital for a large amount of potassium level put back in by iv drip took 16 hours the drip was so slow, felt much better after but now has swollen ankles has anyone had this problem ? He is 77 years old and never had any health problems , thank you for reading