TY - CHAP M1 - Book, Section TI - Patient with Hypotension - Case 2 A1 - Kalscheur, Matthew M. A2 - Stern, Scott D.C. A2 - Cifu, Adam S. A2 - Altkorn, Diane PY - 2020 T2 - Symptom to Diagnosis: An Evidence-Based Guide, 4e AB - PATIENT Mr. A is a 51-year old man who arrives at the emergency department feeling weak. He has a history of a bicuspid aortic valve and aortic stenosis. One week ago, he underwent a mechanical aortic valve replacement. He denies any recent nausea, vomiting, melena, or bright red blood per rectum. He has not had a cough, dysuria, urinary frequency, abdominal pain, or fever. On physical exam his pulse is 115 bpm and BP is 85/65 mm Hg. His neck veins are visible to the angle of his jaw and his skin is cool.At this point, what is the leading hypothesis, what are the active alternatives, and is there a must not miss diagnosis? Given this differential diagnosis, what tests should be ordered? SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/11/03 UR - accessmedicine.mhmedical.com/content.aspx?aid=1206702190 ER -