Step 1: Identify Classic Red Flags for Can’t Miss Diagnoses Aortic Dissection and Abdominal Aortic Aneurysm (AAA) Age >50 Hypertension “Ripping” or “Tearing” pain Absent pulses in lower extremities Spinal Infections Fever Immunocompromized HIV Diabetes mellitus Transplant patients Spinal cord compression (especially cauda equina) Urinary retention Consider obtaining post-void residual Saddle anesthesia Fecal incontinence/decreased rectal […]