Nasal endoscopy

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Infobox Medical Procedure
Name	Nasal endoscopy
ICD	[[International Classification of Diseases|]]
ICD-9-CM	[[ICD-9-CM|]]
MeSH	[[Medical Subject Headings|]]
OPS-301 code
MedlinePlus	[[MedlinePlus|]]
eMedicine	[[eMedicine|]]
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Nasal endoscopy, also known as rhinoscopy or nasopharyngoscopy, is a medical procedure used to examine the nasal passages and nasopharynx. It involves the use of a thin, flexible tube called an endoscope that is inserted through the nostrils to visualize the internal structures of the nose and throat. The endoscope is equipped with a light source and a camera, allowing the healthcare professional to view and record images of the nasal cavity and surrounding areas.

Procedure

Nasal endoscopy is typically performed in an outpatient setting, such as a doctor's office or an ENT clinic. The patient is usually seated upright or lying down, and local anesthesia may be applied to the nasal passages to minimize discomfort. In some cases, general anesthesia may be used, especially if additional procedures, such as sinus surgery, are planned.

The endoscope is carefully inserted into one nostril and advanced through the nasal passages until it reaches the nasopharynx. The healthcare professional can control the movement and direction of the endoscope to examine different areas of the nasal cavity, including the septum, turbinates, and sinuses. The camera attached to the endoscope provides a real-time video feed, allowing the healthcare professional to visualize any abnormalities or pathologies.

During the procedure, the healthcare professional may use specialized instruments, such as forceps or brushes, to collect tissue samples for further analysis. This is known as a biopsy, and it can help diagnose conditions such as nasal polyps, sinusitis, or nasal tumors. In some cases, therapeutic interventions, such as removing polyps or opening blocked sinuses, can be performed using specialized instruments inserted through the endoscope.

Indications

Nasal endoscopy is commonly used to evaluate and diagnose various nasal and sinus conditions, including:

• Chronic rhinosinusitis
• Nasal polyps
• Nasal congestion
• Nasal septum deviation
• Epistaxis (nosebleeds)
• Nasal tumors
• Allergic rhinitis
• Foreign body in the nose

It is also used to monitor the progress of treatment and assess the effectiveness of interventions, such as medication or surgery.

Benefits and Risks

Nasal endoscopy is a safe and minimally invasive procedure that offers several benefits. It allows for a detailed examination of the nasal passages and nasopharynx, providing valuable information for diagnosis and treatment planning. The use of a camera enables the healthcare professional to document findings and share them with the patient or other specialists if necessary.

As with any medical procedure, there are some risks associated with nasal endoscopy. These include:

• Discomfort or mild pain during the procedure
• Nasal bleeding
• Infection
• Damage to the nasal structures, such as the septum or turbinates (rare)

It is important for patients to discuss any concerns or potential risks with their healthcare provider before undergoing nasal endoscopy.

See also

• Endoscopy
• Nasopharynx
• Sinusitis
• Nasal polyps