JAMA Clinical Challenge  October 30, 2023 Coin-Shaped Opacities in the Stomach Neil Shadbeh Evans, Paul Aronowitz, Timothy E. Albertson JAMA. 2023;330(20):2016-2017. doi:10.1001/jama.2023.19032 Case A50-year-old man with end-stage kidney disease receiving hemodialysis was admitted to the hospital for treatment of calciphylaxis and foot cellulitis. His home medications included sevelamer and hydrocodone-acetaminophen (10...

JAMA Clinical Challenge  October 30, 2023 Coin-Shaped Opacities in the Stomach Neil Shadbeh Evans, Paul Aronowitz, Timothy E. Albertson JAMA. 2023;330(20):2016-2017. doi:10.1001/jama.2023.19032 Case A50-year-old man with end-stage kidney disease receiving hemodialysis was admitted to the hospital for treatment of calciphylaxis and foot cellulitis. His home medications included sevelamer and hydrocodone-acetaminophen (10...

JAMA Clinical Challenge  October 6, 2023 Peripheral Blasts in a Patient Receiving Chemotherapy Sabin Kshattry, Terri L. Parker, Scott F. Huntington JAMA. 2023;330(16):1581-1582. doi:10.1001/jama.2023.17117 Case An 80-year-old man with stage II bladder carcinoma (T2NXM0) and atrial fibrillation treated with apixaban presented to the emergency department with 1 week of fatigue and 2 days of dyspnea on exertion. One week p...

JAMA Clinical Challenge  October 6, 2023 Peripheral Blasts in a Patient Receiving Chemotherapy Sabin Kshattry, Terri L. Parker, Scott F. Huntington JAMA. 2023;330(16):1581-1582. doi:10.1001/jama.2023.17117 Case An 80-year-old man with stage II bladder carcinoma (T2NXM0) and atrial fibrillation treated with apixaban presented to the emergency department with 1 week of fatigue and 2 days of dyspnea on exertion. One week prior to presentation, he recei...

JAMA Diagnostic Test Interpretation  August 21, 2023 Multistep Testing Algorithms for Clostridioides difficile Infection Maribeth R. Nicholson, Curtis J. Donskey JAMA. Published online August 21, 2023. doi:10.1001/jama.2023.15875 Case A10-year-old female with spina bifida and neurogenic bowel was hospitalized for abdominal pain, dehydration, and more than 20 episodes of watery diarrhea per day. Her symptoms be...

Teachable Moment  August 14, 2023 Mild Transaminase Elevation With Rapid Diagnostic Escalation: A Teachable Moment Priyal Gandhi, Niloofar Latifi JAMA Intern Med. Published online August 14, 2023. doi:10.1001/jamainternmed.2023.3884 Story From the Front Lines A33-year-old woman with well-controlled hypertension and body mass index of 21 (calculated as weight in kilograms divided by height in meters squared) presented to primary care for fo...

JAMA Diagnostic Test Interpretation  August 21, 2023 Multistep Testing Algorithms for Clostridioides difficile Infection Maribeth R. Nicholson, Curtis J. Donskey JAMA. Published online August 21, 2023. doi:10.1001/jama.2023.15875 Case A10-year-old female with spina bifida and neurogenic bowel was hospitalized for abdominal pain, dehydration, and more than 20 episodes of watery diarrhea per day. Her symptoms began 5 days after com...

Teachable Moment  Less Is More February 20, 2023 Safely Prescribing Nirmatrelvir and Ritonavir—Avoiding Drug-Drug Interactions Roshni Culas, Sridesh Nath, Sarath Nath JAMA Intern Med. 2023;183(4):362-363. doi:10.1001/jamainternmed.2022.6834 Story From the Front Lines A72-year-old man called his primary care physician (PCP) after 2 days of throat pain, myalgia, mild shortness of breath, and fever. A home COVID-19 antigen test result was positive. ...

Endgames Christmas 2022: Brain Stew Electrocardiogaffe Patricia McGettigan, Ian C Cooper, Jennifer H Martin, et al BMJ 2022; 379 doi: https://doi.org/10.1136/bmj-2022-074083 (Published 19 December 2022)Cite this as: BMJ 2022;379:e074083 Because a physician has possessed himself of an electrocardiograph, a polygraph, an x-ray machine, a blood pressure instrument, or some ingenious form of stethoscope, it does not at...

Endgames Christmas 2022: Brain Stew Electrocardiogaffe Patricia McGettigan, Ian C Cooper, Jennifer H Martin, et al BMJ 2022; 379 doi: https://doi.org/10.1136/bmj-2022-074083 (Published 19 December 2022)Cite this as: BMJ 2022;379:e074083 Because a physician has possessed himself of an electrocardiograph, a polygraph, an x-ray machine, a blood pressure instrument, or some ingenious form of stethoscope, it does not at all follow that he has become competent...