J Emerg Med
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Nontraumatic spinal intradural extramedullary hematomas are extremely rare. When they occur, they can rapidly lead to spinal cord or cauda equina compression and have devastating consequences. ⋯ Coagulopathy-induced spinal hemorrhage should be included in the differential diagnosis for patients presenting with signs of acute spinal cord compression.
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Identification of fluid in the elbow joint by physical examination alone can be challenging. Ultrasound can assist in the diagnosis of elbow effusion, and guide aspiration of the effusion. ⋯ Ultrasound-guided arthrocentesis of the elbow from a posterior approach is a helpful technique to guide the aspiration of the painful swollen elbow.