JAMA

Thyroid Cancer – A Review

Importance  Approximately 43 720 new cases of thyroid carcinoma are expected to be diagnosed in 2023 in the US. Five-year relative survival is approximately 98.5%. This review summarizes current evidence regarding pathophysiology, diagnosis, and management of early-stage and advanced thyroid cancer. Observations  Papillary…

Strategies to Improve Medical Communication

This JAMA Insights summarizes strategies for effective medical communication, with considerations for the message delivered, the messenger source, and the social context.

A 52-Year-Old With Painful Fingertips

A patient had cold, cyanotic fingertips with small ulcerations. Laboratory testing showed leukocytosis, eosinophilia, and elevated D-dimer level; results of tests for antinuclear antibodies, antiphospholipid antibodies, antineutrophil cytoplasmic antibodies against proteinase 3 and myeloperoxidase, and HIV were negative. What is…

Fourth-Generation HIV Testing

A 72-year-old man presented to the emergency department with fevers, night sweats, and rash 3 days after condomless vaginal intercourse. Results of a fourth-generation HIV test were positive and HIV-1-/2 antibody differentiation testing was negative. How would you interpret these…

Development and Validation of the Phoenix Criteria for Pediatric Sepsis and Septic Shock

Importance  The Society of Critical Care Medicine Pediatric Sepsis Definition Task Force sought to develop and validate new clinical criteria for pediatric sepsis and septic shock using measures of organ dysfunction through a data-driven approach. Objective  To derive and validate novel criteria…

Cancer Diagnoses After Recent Weight Loss

Importance  Weight loss is common in primary care. Among individuals with recent weight loss, the rates of cancer during the subsequent 12 months are unclear compared with those without recent weight loss. Objective  To determine the rates of subsequent cancer diagnoses over…

Analysis of Breast Cancer Mortality in the US1975 to 2019

Importance  Breast cancer mortality in the US declined between 1975 and 2019. The association of changes in metastatic breast cancer treatment with improved breast cancer mortality is unclear. Objective  To simulate the relative associations of breast cancer screening, treatment of stage I…

Cannabis Exposure and Adverse Pregnancy Outcomes Related to Placental Function

Importance  Cannabis use is increasing among reproductive-age individuals and the risks associated with cannabis exposure during pregnancy remain uncertain. Objective  To evaluate the association between maternal cannabis use and adverse pregnancy outcomes known to be related to placental function. Design, Setting, and…