RT Journal Article SR Electronic T1 Case of the month: Unusual presentation of myasthenia gravis with acute respiratory failure in the emergency room JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 410 OP 413 DO 10.1136/emj.2005.030429 VO 23 IS 5 A1 H Vaidya YR 2006 UL http://emj.bmj.com/content/23/5/410.abstract AB A 21 year old woman with no past medical history presented to the emergency room (ER) with signs and symptoms of sepsis and subsequently went into acute respiratory failure. She was found to have myasthenia gravis which was exacerbated by the infection. This report highlights the need to consider myasthenia gravis in the differential diagnosis of an otherwise unexplained respiratory failure in the critical care setting.