Superior vena cava syndrome history and symptoms

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Overview

SVC syndrome usually presents more gradually with an increase in symptoms over time as malignancies increase in size or invasiveness. Symptoms occur when something blocks the blood flowing back to the heart. They may begin suddenly or gradually, and may worsen when you bend over or lie down. The most common symptoms are shortness of breath (dyspnea) and swelling of the face, neck, trunk, and arms.

History and Symptoms

The most common symptoms include the following:

• Dyspnea
• Cough
• Swelling of the face, neck, trunk, and arms

Less common symptoms include the following:

• Hoarseness
• Chest pain
• Problems swallowing and/or talking
• Coughing up blood.
• Headache
• Lightheadedness
• Decreased alertness
• Dizziness
• Fainting
• Sensation of head or ear "fullness"
• Vision changes