Case Presentation: An 86-year-old man with a history of stroke on apixaban and metastatic renal cell carcinoma on ipilimumab/nivolumab presented to our emergency room with lightheadedness. Transthoracic echocardiogram (TTE) for stroke evaluation performed 3 years prior revealed a patent foramen ovale (PFO). Vital signs were significant for hypoxemia to 85% on room air requiring high-flow [...]

Background: Patent Foramen Ovale (PFO) is a common abnormality that affects between 25% and 34% of the general population. For most people, it is a benign finding; however, in some, the PFO can be wider, allowing a paradoxical embolus to transit from the venous to the arterial circulation, which is associated with cryptogenic stroke, migraine, [...]

Case Presentation: Case 129-year-old male previously healthy without significant medical history had transient right-sided weakness and blurry vision for one day. Head CT scan was normal. CT angiogram (CTA) of head and neck did not reveal arterial lesion. MRI of brain revealed small acute ischemic changes in the left posterior frontal lobe. No Hypercoagulable state [...]

Case Presentation: 21-year-old Caucasian male with no known medical history, has brought himself to the ED for evaluation of short-term memory issues. The patient denies any fever or chills, weakness, head trauma or similar complaints in the past. He exercises regularly, denies smoking alcohol or drug use. He has been using was finasteride since an [...]

Case Presentation: An 89-year-old woman with hypertension, dementia, and vertebral fracture was admitted to another hospital because of hip pain after fall. Since she was also found to have oxygen desaturation, the patient was referred to our hospital for further workup. She denied dyspnea, cough, sputum, chest pain, palpitation, episode of aspiration, or fever. On [...]

Case Presentation: A 44-year-old man with thrombocytopenia and hypertension was admitted with acute left pontine ischemic stroke. One week later, he underwent computed tomography (CT) of abdomen for persistent abdominal pain and fever, revealing multiple emboli involving the pulmonary, mesenteric and splenic artery. Doppler studies revealed right lower extremity deep vein thrombosis (DVT) and arterial [...]

Case Presentation: A 75 yo non-ambulatory woman with history of OSA, CVA, Atrial Fibrillation presented for urologic surgery, however was found to be dyspneic and hypoxic to spO2 84% on room air. These symptoms appeared to resolve when lying down, yet instantly returned when upright and often required non-rebreather (NRB) mask to stabilize. On presentation, [...]

Case Presentation: Arterial air embolism is a serious condition that can lead to acute ischemic stroke. It is usually an iatrogenic process, during which air is introduced to the arterial system directly or through a pressure gradient. Although rare, air emboli can have drastic neurologic and cardiac complications and have been shown to be fatal [...]

Case Presentation: A 51-year-old female with pseudomyxoma peritonei was admitted to the hospital for surgical debulking. She was started on Lovenox post-operatively. A week later she became hypotensive with acute hypoxic respiratory failure. She was intubated and started on vasopressor therapy with an improvement in her hemodynamics. CT angiogram of the chest depicted a pulmonary [...]