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A positive Pemberton's sign is indicative of superior vena cava syndrome (SVC), commonly the result of a mass in the mediastinum.Although the sign is most commonly described in patients with substernal goiters where the goiter "corks off" the thoracic inlet, [4] the maneuver is potentially useful in any patient with adenopathy, tumor, or fibrosis involving the mediastinum.
Superior vena cava syndrome (SVCS), is a group of symptoms caused by obstruction of the superior vena cava ("SVC"), a short, wide vessel carrying circulating blood into the heart. The majority of cases are caused by malignant tumors within the mediastinum , most commonly lung cancer and non-Hodgkin's lymphoma , directly compressing or invading ...
Superior vena cava syndrome is a rare complication of arm DVT. [11] DVT is thought to be able to cause a stroke in the presence of a heart defect. This is called a paradoxical embolism because the clot abnormally travels from the pulmonary circuit to the systemic circuit while inside the heart.
Also known as “sundowner’s syndrome,” sundowning is a set of symptoms or behaviors that can be seen in some people with Alzheimer’s disease and dementia, according to the Alzheimer’s ...
Coronary microvascular diseases (CMDs), which are a group of conditions affecting the microvasculature in the heart and include microvascular angina, previously known as cardiac syndrome X. [ 5 ] Cerebral small vessel diseases (CSVDs), which include arteriosclerosis -related CSVD as in hypertension , amyloid -related CSVD as in Alzheimer's ...
Congenital stenosis of vena cava is a congenital anomaly in which the superior vena cava or inferior vena cava has an aberrant interruption or coarctation. In some cases, it can be asymptomatic, [ 1 ] and in other cases it can lead to fluid accumulation and cardiopulmonary collapse.
Cities with the most people working from home – 2025 study. Food. Food. USA TODAY. M&M's releases limited-edition strawberry and cream flavor for Valentine's Day. Food. Better Homes & Gardens.
Dexamethasone is a fluorinated glucocorticoid medication [10] used to treat rheumatic problems, a number of skin diseases, severe allergies, asthma, chronic obstructive pulmonary disease (COPD), croup, brain swelling, eye pain following eye surgery, superior vena cava syndrome (a complication of some forms of cancer), [11] and along with antibiotics in tuberculosis. [10]