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  1. 4 de may. de 2024 · Pelvic congestion syndrome (some prefer pelvic venous insufficiency 9 ) is a condition that results from retrograde flow through incompetent valves in ovarian veins resulting in pelvic varices and pelvic pain. It is a commonly missed and potentially treatable cause of chronic abdominopelvic pain.

    • Varicocele

      Varicocele is the dilatation of the pampiniform plexus of...

    • Case 1

      There are multiple dilated and tortuous vessels measuring up...

  2. 9 de may. de 2024 · Imaging with ultrasound, contrast-enhanced CT, MRI or conventional angiography is useful for detecting vascular thoracic outlet syndrome (e.g. arterial and/or venous compression). Imaging is performed with the patient’s arms both in the raised (abducted) and neutral (adducted) positions for comparison.

  3. Hace 2 días · Vessels comprising the circle of Willis include: anterior circulation. left and right internal carotid arteries (ICA) horizontal (A1) segments of the left and right anterior cerebral arteries (ACA) single anterior communicating artery (ACOM) posterior circulation

  4. 20 de may. de 2024 · assess collateral vessels using single-phase CTA. Multiphase or delayed CT angiography. Multiphase or delayed CT angiography is showing benefit either replacing CT perfusion or as an additional 4th step in the stroke CT protocol as it guides patient selection for endovascular therapy by assessing collateral blood flow in ischemic and ...

  5. 20 de may. de 2024 · It is believed that hemorrhagic transformation occurs as a result of preserved collateral perfusion (from adjacent vessels/territories) or from reperfusion of infarcted tissues which have weakened vessels (i.e. from extravasation or diapedesis) 1.

  6. 7 de may. de 2024 · There are a variety of techniques to image coronary artery disease including both anatomical and functional modalities. Coronary angiography has been the mainstay for many years, but in certain patient groups, it is being replaced by non-invasive imaging such as coronary CT angiography (cCTA).

  7. 9 de may. de 2024 · Posterior circulation infarction, also known as posterior circulation stroke, corresponds to any infarction occurring within the vertebrobasilar vascular territory, which includes the brainstem, cerebellum, midbrain, thalami, and areas of temporal and occipital lobes.