A patient in their mid-30s with a history of migraine presents to the emergency department with a posterior headache with transient neurologic symptoms that came on suddenly 2 hours ago. What is the most likely diagnosis?
A 72-year-old man with a history of bradycardia and transient ischemic attack (TIA) is transported from a skilled nursing facility for altered mental status. What is the most likely diagnosis?
A man in his mid-20s presents to the emergency department (ED) with recurrent left upper quadrant and epigastric abdominal pain associated with vomiting. Can you make the diagnosis?
A patient in his mid-60s with end-stage renal disease presents to the emergency department with a 4-day history of left ring finger pain and discoloration. Can you make the diagnosis?
