JAMA Internal Medicine

Diagnosis and Management of Monoclonal Gammopathy of Undetermined Significance – A Review

Importance  Nearly 5% of adults have the precursor malignant condition monoclonal gammopathy of unknown significance (MGUS). Management centers on differentiating MGUS from more serious conditions to determine additional diagnostic testing, monitoring, and potential therapy. Observations  MGUS is defined by the absence of…

Emulating a Target Trial Using Observational Data

This Guide to Statistics and Methods discusses target trial emulation, including why to use it, limitations of the method, and how to interpret target trial emulation findings.

Supervised Exercise Therapy for Peripheral Artery Disease

This Teachable Moment discusses a woman in her 60s with hypertension, hyperlipidemia, coronary artery disease, and smoking history who presented with bilateral, aching leg pain triggered by walking and relieved by rest.