CT Chest Without Contrast

Specimen Required

NONE

Fasting Required

Purpose of the Test

A CT scan of the chest without contrast may be done to diagnose and evaluate conditions of the chest including lung infections, lung cancer, pulmonary embolism, and other respiratory conditions.

When this test is required

A CT scan of the chest without contrast may be requested by your doctor if you have symptoms or risk factors for lung cancer, pneumonia, or other respiratory conditions.

What the Test Detects

A CT scan of the chest without contrast is a medical imaging test that uses X-rays and computer technology to produce detailed images of the chest and its structures, such as the lungs, ribs, and other organs.

Preparation for the Test

You may be asked to avoid eating or drinking for a certain period of time before the scan. You should also inform your doctor if you have any allergies to contrast dye or if you have kidney problems.

Sample Requirements

No sample is required for this test.

Additional Notes

CT scans involve exposure to ionizing radiation, so it’s important to discuss the risks and benefits of the test with your doctor before having it done. Additionally, you should inform your doctor if you are pregnant or may be pregnant, as the radiation from the scan can harm a developing fetus.

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