Case Presentation: An 89 year old female with a recent admission for left knee atraumatic hemarthrosis a week ago, presented with arm pain to the emergency department. She had bilateral forearm and hand pain, swelling, and paresthesias that had started after getting blood draws at her last hospital stay and had slowly worsened.On physical exam, [...]

Case Presentation: A 74 year old male with a history of atrial fibrillation on rivaroxaban was admitted to an outside hospital with a spontaneous right gluteus medius and piriformis intramuscular hematoma measuring 5.8 cm found on computerized tomography (CT). On admission, he had a hemoglobin of 7.7 gm/dL, an elevated activated partial thromboplastin time not [...]