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A sinus X-ray is an imaging test that uses X-rays to look at your sinuses. The sinuses are air-filled pockets (cavities) near your nasal passage.

X-rays use invisible electromagnetic energy beams to make images of internal tissues, bones, and organs. Standard X-rays are done for many reasons, including diagnosing tumors or bone injuries.

X-rays use invisible electromagnetic energy beams to make images of internal tissues, bones, and organs on film. Standard X-rays are done for many reasons, including diagnosing tumors or bone injuries.

Computed tomography is an imaging test that uses X-rays and a computer to make detailed images of the body. A CT scan shows details of the bones, muscles, fat, and organs.

Magnetic resonance imaging (MRI) uses a large magnet, radiofrequencies, and a computer to make detailed images of organs and structures within the body, in this case, the brain and spine. MRI is used to help diagnose a health problem.

Magnetic resonance imaging (MRI) uses a large magnet, radiofrequencies, and a computer to make detailed pictures of organs and structures within the body. It is used to diagnose health problems.

A positron emission tomography (PET) scan is a type of nuclear medicine imaging test. It is used to examine various body tissues to identify certain conditions by looking at blood flow, metabolism, and oxygen use. PET scans may also be used to see how well the treatment of certain diseases is working.

A nerve conduction velocity test measures how fast electrical impulses move through your nerves. The test is used to identify nerve damage.

Evoked potentials studies measure electrical activity in the brain in response to stimulation of sight, sound, or touch.