Laboratory Tests and Diagnostic Procedures

Question 1

Bronchoscopy

Answer 1

Visual examination of the bronchial tubes with an endoscope.

Question 2

Chest X-Ray Film

Answer 2

X-Ray image of the chest in an AP, PA, and lateral view.

Question 3

Computed Tomography (CT Scan)

Answer 3

Cross sectional x ray images of the chest.

Question 4

Laryngoscopy

Answer 4

Visual examination of the larynx via the placement of a flexible tube through the nose or mouth into the larynx.

Question 5

Magnetic Resonance Imaging (MRI)

Answer 5

Magnetic waves and radiofrequency waves create images of the chest in three planes of the body.

Question 6

Pulmonary Angiography

Answer 6

X ray images are taken of the blood vessels in the lung after injection of contrast into a blood vessel.

Procedure has been largely replaced by computed tomography (CT of lungs).

Question 7

Pulmonary Function Test (PFT)

Answer 7

Measurement of the ventilation (breathing capability) of the lungs.

A spirometer measures the air taken into and breathed out of the lungs.

Question 8

Sputum Test

Answer 8

Examination of mucus coughed up to detect infection.

Question 9

Tuberculin Test

Answer 9

Agents are applied to the skin with punctures or injection and the reaction is noted.

Redness and swelling result in people sensitive to the test substance and indicate previous or current infection with tuberculosis.

Question 10

Ventilation Perfusion Scan

Answer 10

A nuclear medicine test that uses radioactive material to examine airflow (ventilation) and blood flow (perfusion).

Question 11

Arterial Blood Gas

Answer 11

A test the measures the level of O2 and CO2 in the blood from an artery.