title: To biopsy or not to biopsy, that is the question in myeloma cast nephropathy.
authors.affiliation: Division of Nephrology and Hypertension, Division of Hematology, Mayo Clinic, Rochester, MN, USA.
authors.forename: Nelson
authors.initials: N
authors.lastname: Leung
mesh_terms: D058186:Acute Kidney Injury / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008297:Male; D009101:Multiple Myeloma / Q000473:pathology*