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Tumor Embolism Through Right-to-Left Shunt Due to Venous Invasion of Esophageal Carcinoma
A 69-year-old man was admitted to the hospital with right hemiparesis and global aphasia. Perfusion computed tomography imaging revealed ischemic penumbra in the middle cerebral artery territory. Angiography showed left middle cerebral artery occlusion. Mechanical thrombectomy with one pass was performed, and successful recanalization was obtained. Embolic material was retrieved; it contained tumor fragments with atypical keratinizing squamous cell carcinoma. Contrast computed tomography imaging indicated tumor invasion into the superior vena cava, and contrast transcranial Doppler indicated the presence of a right-to-left...
Source: Journal of Stroke and Cerebrovascular Diseases - October 1, 2020 Category: Neurology Authors: Suguru Araki, Kota Maekawa, Kazuto Kobayashi, Takanori Sano, Tadashi Yabana, Masunari Shibata, Fumitaka Miya Tags: Case Report Source Type: research

Effects of Catecholamines on Microcirculation During General Inhalation Anesthesia
Conclusions: During general anesthesia with sevoflurane, the infusion of clinical dosages of norepinephrine and dobutamine did not alter sublingual perfusion, although the expected systemic hemodynamic alterations were induced.
Source: Journal of Cardiothoracic and Vascular Anesthesia - August 22, 2013 Category: Anesthesiology Authors: Paolo Chiarandini, Livia Pompei, Maria Gabriella Costa, Luigi Vetrugno, Fortunato Ronga, Roberta Contin, Fabio Rosa, Giorgio Della Rocca Tags: Original Article Source Type: research