title: EKG of the month: first degree block and QT abbreviation due to hypercalcemia in the setting of IgG myeloma.
mesh_terms: D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000175:diagnosis*; D006801:Humans; D006934:Hypercalcemia / Q000175:diagnosis*; D008875:Middle Aged