Cerebral air embolism after central vein catheter removal
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A 57 years old male with metastatic colon cancer and metastatic squamous cell carcinoma of the salivary gland was presented to the emergency department with dizziness, nausea and cervicalgia for one week. Magnetic resonance imaging scan of brain showed a secondary lesion in the left cerebellar hemisphere, excised without intercurrences in the immediate postoperative period.For purposes of therapeutic administration, a central venous catheter was introduced, in the right subclavian vein, before surgery. One week after, when the central venous catheter was withdrawn, the patient presented with involuntary movements, loss of consciousness and left hemiparesis. On neurological examination, he presented with psychomotor lithification, paresis of horizontal conjugated look to the left, discrete pupillary asymmetry, and left members paresis. He was hemodynamically stable, with no sign of other organs damage. Computed tomography scan of brain revealed a bilateral frontoparietal diffuse cortical acute ischemic cerebral stroke, secondary to air embolism...

http://www.edoriumjournals.com/journal-of-case-reports-and-images-in-medicine/archive/2017-archive/100034Z09FF2017-malheiro/100034Z09FF2017-malheiro-full-text.php
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