Archive for December, 2022

December 27th, 2022

Finishing the Year with Some ID Things We Can All Agree On

There are some things in ID for which there is universal agreement among our infection-obsessed clan. You might not believe it based on the squabbles over pandemic-related issues in the press or social media, but it’s true! Here’s a quick 10 off the top of my head, and of course there are more: Childhood immunizations […]


December 19th, 2022

Chaos in the Diagnosis of Pneumocystis Pneumonia

Confession — no one knows the best way to diagnose Pneumocystis jirovecii pneumonia, commonly abbreviated as PJP, or for some stubborn old timers, PCP. Don’t believe me? Take a look at this poll — not just the results, but the extraordinary diversity of responses — then head on back here for a historical perspective sure […]


HIV Information: Author Paul Sax, M.D.

Paul E. Sax, MD

Associate Editor

NEJM Clinician

Biography | Disclosures & Summaries

Learn more about HIV and ID Observations.