[NEJM临床医学影像]:免疫性血小板减少患者的自发性口腔紫癜已关闭评论
IMAGES IN CLINICAL MEDICINE
Spontaneous Oral Purpura in Immune Thrombocytopenia
Jakob L. Drivenes, Anette Bygum
N Engl J Med 2024; 390:1029DOI: 10.1056/NEJMicm2312260
A 76-year-old man presented to the dermatology clinic with a 2-day history of blood-filled blisters on the tongue. The lesions had appeared suddenly without antecedent trauma. He reported no other bleeding symptoms. The physical examination was notable for multiple hemorrhagic bullae on the t...
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[NEJM临床医学影像]:绿色的透析流出液以及血浆已关闭评论
IMAGES IN CLINICAL MEDICINE
Green Dialysis Effluent and Plasma
Bao-ping Xu, Xiao-tao Wang
N Engl J Med 2024; 390:e27DOI: 10.1056/NEJMicm2311085
A 72-year-old man with end-stage kidney disease who began receiving continuous renal-replacement therapy in the intensive care unit (ICU) was noted to have green-colored dialysis effluent and plasma. Seven hours earlier, the patient had presented to the emergency department with a gastrointestinal perforation. An e...
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[JAMA临床挑战]:胃内硬币形状的不透光物品(答案)已关闭评论
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...
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[JAMA临床挑战]:胃内硬币形状的不透光物品(问题)已关闭评论
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...
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[ICU Management & Practice]: 容积CO2图的基础知识:一次呼吸CO2分析已关闭评论
Basics of Volumetric Capnography ‑ Part 2: Single Beath CO2 Analysis
Anatomical dead space, alveolar dead space, and CO2 elimination: Learn how they can give you an insight into the patient's lung condition.
Single breath CO2 analysis: insight into the patient‘s lung condition
The volumetric capnogram can also be divided into three areas:
Area X ‑ CO2 elimination
Area Y ‑ Alveolar dead space
Area Z ‑ Anatomical dead space
The size of the areas, ...
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[JAMA临床挑战]:接受化疗患者外周血中的原始细胞(答案)已关闭评论
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...
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[JAMA临床挑战]:接受化疗患者外周血中的原始细胞已关闭评论
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...
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[JAMA Surg统计与方法学指导]:外科教学研究常见错误的实践指导已关闭评论
Guide to Statistics and Methods
Surgical Education Research
January 3, 2024
Practical Guide to Common Flaws With Surgical Education Research
Dimitrios Stefanidis, Laura Torbeck, Amy H. Kaji
JAMA Surg. Published online January 3, 2024. doi:10.1001/jamasurg.2023.6675
Introduction
Over the past 2 decades, surgical education literature has seen tremendous growth driven by changes in graduate medical education,...
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[NEJM临床医学影像]:缩窄性心包炎已关闭评论
IMAGES IN CLINICAL MEDICINE
Constrictive Pericarditis
Meghan Nahass, John Kassotis
N Engl J Med 2023; 389:2087DOI: 10.1056/NEJMicm2301671
A 69-year-old woman presented to the emergency department with a 3-year history of dyspnea on exertion. She had a history of focal pleural plaques that had been attributed to asbestos exposure that occurred during her work at an insulation-manufacturing company. Physical examination was notable for signs of volume overlo...
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[NEJM临床医学影像]:横向白甲症(米氏线)已关闭评论
IMAGES IN CLINICAL MEDICINE
Transverse Leukonychia (Mees’ Lines)
Annabel M. Follows, George A. Follows
N Engl J Med 2023; 389:e48DOI: 10.1056/NEJMicm2304533
A 30-year-old man presented to the hematology clinic with a 4-month history of white lines across his fingernails. Five months before presentation, he had received a diagnosis of primary mediastinal large B-cell lymphoma and began to receive systemic chemotherapy. The nail changes had first appeared mi...
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