Visual exam of the voice box (larynx) and the vocal cords. Laryngoscopy is also done to remove foreign objects stuck in the throat. There are two main kinds:
- Indirect laryngoscopy - uses mirrors to examine the larynx and hypopharynx (a portion of the passageway to the lungs and stomach)
- Direct laryngoscopy - uses a special instrument, most often a flexible scope
Parts of the Body Involved
Mouth, throat
Reasons for Procedure
Laryngoscopy is used to examine and diagnose problems inside the throat. It is most often performed for the following reasons:
- To diagnose the cause of a persistent cough, hoarseness, or bad breath
- To visualize a mass in the throat or neck
- To evaluate reasons for difficulty swallowing
- To remove a foreign object
- To diagnose suspected cancer
- To evaluate a possible cause for persistent earache
Risk Factors for Complications during the Procedure
Infection or inflammation of the throat
What to Expect
Prior to ProcedureYour doctor will likely do the following:
- Physical exam
- Chest x-ray
- Barium swallow - a series of x-rays of the larynx and esophagus that are taken after drinking a barium-containing liquid
- CT scan
Outcome
The doctor performing the exam may discuss the results and treatment options or refer you to a specialist. Biopsy results may take three to five days.
Call Your Doctor If Any of the Following Occurs
- Bleeding, coughing up, spitting out, or vomiting blood
- Difficulty breathing or swallowing
- Signs of infection, including fever, chills
- Cough, shortness of breath, chest pain, or severe nausea or vomiting