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Heart, section through the middle
Heart, section through the middle


SVC obstruction

Alternative Names:
Superior vena cava obstruction; Superior vena cava syndrome

Symptoms:
  • Neck swelling, facial swelling, or arm swelling
  • Swelling around the eye socket (periorbital)
  • Sensation of head or ear "fullness"
  • Reddish face or cheeks
  • Reddish palms
  • Reddish mucous membranes (inside the nose, mouth, and so on)
  • Redness changing to blueness later
  • Headache
  • Dizziness
  • Vision changes
  • Fainting
  • Decreased alertness
Note: Symptoms may begin suddenly or gradually, and may worsen when bending over or lying down.

Signs and tests:

An examination may show enlarged veins of the face, neck, and upper chest. Blood pressure is often high in the arms and low in the legs.

A bronchoscopy may be performed if lung cancer is suspected.

Obstruction of the SVC may show on:

This disease may also alter the results of the following tests:




Review Date: 5/3/2006
Reviewed By: William Matsui, MD, Assistant Professor of Oncology, Division of Hematologic Malignancies, The Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins, Baltimore, MD. Review provided by VeriMed Healthcare Network.

The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. Copyright 2004 A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.

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