Background: Spontaneous recanalization of a chronically occluded artery is rare and reported anecdotally.
Case Summary: We report a case of a patient with a chronically occluded right coronary artery, found on a coronary angiography performed due to acute ST elevation myocardial infarction with an occluded circumflex artery as a culprit lesion. Three months later, a follow-up angiography was performed and a recanalization of the occluded right coronary artery was detected.
Discussion: There is a possibility that intrinsic fibrinolytic mechanisms with the additional effect of standard antithrombotic drugs administrated after the acute coronary event led to the recanalization.
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http://dx.doi.org/10.1155/2019/7979316 | DOI Listing |
Cureus
December 2024
Department of Neurosurgery, Hirosaki University Graduate School of Medicine, Hirosaki, JPN.
Tandem occlusion due to acute cervical carotid artery dissection should be promptly treated with thrombectomy for reperfusion. If the cervical lesion has reached severe stenosis or complete occlusion, balloon angioplasty and, in certain cases, carotid artery stenting should be performed before thrombectomy for the intracranial lesion. Angioplasty or stent placement is performed in the true lumen, but securing the placement is challenging when the true lumen cannot be determined.
View Article and Find Full Text PDFACS Appl Bio Mater
January 2025
Department of Radiology, University of Minnesota, Minneapolis, Minnesota 55455, United States.
Transarterial embolization (TAE) is an image-guided, minimally invasive procedure for treating various clinical conditions by delivering embolic agents to occlude diseased arteries. Conventional embolic agents focus on vessel occlusion but can cause unintended long-term inflammation and ischemia in healthy tissues. Next-generation embolic agents must exhibit biocompatibility, biodegradability, and effective drug delivery, yet some degradable microspheres degrade too quickly, leading to the potential migration of fragments into distal blood vessels causing off-target embolization.
View Article and Find Full Text PDFCurr Oncol
November 2024
Department of Diagnostic and Interventional Radiology, IRCCS-Istituto Ortopedico Rizzoli, 40136 Bologna, Italy.
Background: Arterial embolization is a minimally invasive treatment that occludes blood vessels supplying pathological tissue. Developed to control bleeding without surgery, it has evolved over decades and is now applied in musculoskeletal oncology as a preoperative treatment, palliative care, or standalone therapy for select tumors. Recently, its use has expanded globally in treating chronic pain syndromes and osteoarthritis.
View Article and Find Full Text PDFPsychedelic Med (New Rochelle)
December 2024
Departments of Anesthesiology and Critical Care, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
Introduction: Psychedelic-induced experiences are thought to play an important role in the therapeutic actions of rapid-acting antidepressants. General anesthesia is one scenario in which patients can be rendered unconscious and masked to the psychedelic treatment, providing a simple yet effective method to examine drug-induced changes in the brain devoid of experiences.
Methods: Chronically stressed adult C57/BL6 male mice were given subhypnotic ketamine alone or ketamine and GABAergic anesthetic isoflurane at sedative (0.
Background: Hypertension is a risk factor for bleeding events and is included in the HAS-BLED (Hypertension, Abnormal renal/liver function, Stroke, Bleeding history or predisposition, Labile INR, Elderly, Drugs/Alcohol concomitantly)score. However, the effects of blood pressure (BP) and changes in BP on bleeding events in patients undergoing percutaneous coronary intervention (PCI) remain poorly understood. This study is aimed to investigate the relationship between systolic BP (SBP) changes during hospitalisation and bleeding events in patients undergoing PCI.
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