Case Presentation: A 46-year-old woman with a past medical history of breast cancer, on tamoxifen, presented to the hospital for two-day history of progressive and generalized rash with a fever. Two weeks prior, she took cephalexin for one week for cellulitis of her right lower leg. The patient did not report a recent travel history. [...]

Case Presentation: An 80-year-old female was admitted with sudden right-sided weakness, expressive aphasia and left partial loss of vision. She denied preceding temporal tenderness, jaw claudication, headaches, history of tick bites, and new rashes. While her weakness and aphasia resolved within an hour, her vision impairment persisted. Initial CT and MRI scans showed no acute [...]