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  2. Carotid artery stenosis - Wikipedia

    en.wikipedia.org/wiki/Carotid_artery_stenosis

    The internal carotid artery supplies the brain, and the external carotid artery supplies the face. This fork is a common site for atherosclerosis, an inflammatory build-up of atheromatous plaque inside the common carotid artery, or the internal carotid arteries that causes them to narrow. [3] [4]

  3. Stroke - Wikipedia

    en.wikipedia.org/wiki/Stroke

    Screening for carotid artery narrowing has not been shown to be a useful test in the general population. [143] Studies of surgical intervention for carotid artery stenosis without symptoms have shown only a small decrease in the risk of stroke. [144] [145] To be beneficial, the complication rate of the surgery should be kept below 4%. Even then ...

  4. Middle cerebral artery - Wikipedia

    en.wikipedia.org/wiki/Middle_cerebral_artery

    Middle cerebral artery Middle cerebral artery and its branches (patient has a hypoplastic A1 segment and an absent PCOM, resulting in a purely MCA angio from internal carotid artery injection) The middle cerebral artery divides into four segments, named by the region they supply as opposed to order of branching as the latter can be somewhat ...

  5. Aortic dissection - Wikipedia

    en.wikipedia.org/wiki/Aortic_dissection

    Men are more commonly affected than women: 65% of all people with aortic dissection are male. The mean age at diagnosis is 63 years. [25] In females before the age of 40, half of all aortic dissections occur during pregnancy (typically in the third trimester or early postpartum period). [47] Dissection occurs in about 0.6% of pregnancies. [48]

  6. Aortic valve replacement - Wikipedia

    en.wikipedia.org/wiki/Aortic_valve_replacement

    Aortic valve replacement is a cardiac surgery procedure whereby a failing aortic valve is replaced with an artificial heart valve.The aortic valve may need to be replaced because of aortic regurgitation (back flow), or if the valve is narrowed by stenosis.

  7. Pulmonary hypertension - Wikipedia

    en.wikipedia.org/wiki/Pulmonary_hypertension

    Pulmonary artery catheter Severe tricuspid regurgitation In terms of the diagnosis of pulmonary hypertension, it has five major types, and a series of tests must be performed to distinguish pulmonary arterial hypertension from venous, hypoxic, thromboembolic, or unclear multifactorial varieties.

  8. Oxygen saturation (medicine) - Wikipedia

    en.wikipedia.org/wiki/Oxygen_saturation_(medicine)

    The body maintains a stable level of oxygen saturation for the most part by chemical processes of aerobic metabolism associated with breathing.Using the respiratory system, red blood cells, specifically the hemoglobin, gather oxygen in the lungs and distribute it to the rest of the body.

  9. Vertical banded gastroplasty surgery - Wikipedia

    en.wikipedia.org/wiki/Vertical_banded_gastropla...

    Needs strict patient compliance to diet. High-fiber foods and foods with a more dense, natural consistency can become very difficult to eat, while highly refined foods cause little discomfort. Many people who regain any weight lost after surgery do so because they begin to avoid the discomfort associated with consuming "healthier" foods, and ...