The EMRA offices will be closed for the upcoming holidays from Wednesday, December 24, 2025 until Monday, January 5, 2026.

Semhar Tewelde, MD

Instructor, Emergency Medicine, University of Maryland Medical Center School of Medicine, Baltimore, MD

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A Brief Review of Hypercapnic Respiratory Failure A 56-year-old male with a history of end stage COPD, sarcoidosis, and pulmonary hypertension comes into your ED in respiratory failure. His initial o
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