Superior vena cava syndrome

Pronunciation

Definition 1

A condition in which a tumor presses against the superior vena cava (the large vein that carries blood from the head, neck, arms, and chest to the heart). This pressure blocks blood flow to the heart and may cause coughing, difficulty in breathing, and swelling of the face, neck, and upper arms. (NCI Dictionary)

Definition 2

Obstruction of the blood flow in the superior vena cava caused by a malignant neoplasm, thrombosis, or aneurysm. It is a medical emergency requiring immediate treatment. Signs and symptoms include swelling and cyanosis of the face, neck, and upper arms, cough, orthopnea, and headache. (NCI Thesaurus)

Definition 3

A disorder characterized by obstruction of the blood flow in the superior vena cava. Signs and symptoms include swelling and cyanosis of the face, neck, and upper arms, cough, orthopnea and headache. (NCI Thesaurus/CTCAE)

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