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Related Concept Videos

Epistaxis01:30

Epistaxis

Epistaxis, or nosebleeds, occurs when small, swollen blood vessels in the nasal mucous membrane rupture. Typically, the anterior septum is the primary site of occurrence.
Etiology
Possible causes of this condition include high blood pressure, trauma, low humidity, upper respiratory tract infections, allergies, foreign bodies, nasal inhalation of corticosteroids or illicit drugs, excessive use of decongestant nasal sprays, facial or nasal surgery, anatomic malformation, tumors, or systemic...
Endoscopic Studies I: Bronchoscopy and Thoracoscopy01:30

Endoscopic Studies I: Bronchoscopy and Thoracoscopy

Endoscopy is a non-surgical medical technique used to examine a person's internal organs and vessels. This lesson will focus on two types of endoscopic studies: bronchoscopy and thoracoscopy.
Bronchoscopy
Description
Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due to...
Endoscopic Procedures I: Esophagogastroduodenoscopy01:29

Endoscopic Procedures I: Esophagogastroduodenoscopy

An Esophagogastroduodenoscopy (EGD) is a diagnostic procedure in which an endoscopist uses a flexible, lighted endoscope to visualize the upper gastrointestinal (GI) tract. The procedure includes visualizing the oropharynx, esophagus, stomach, and the first part of the small intestine, the duodenum.
During an EGD, the endoscope can be used to:
Endoscopic Studies II: Thoracocentesis01:26

Endoscopic Studies II: Thoracocentesis

Thoracentesis(Thoracocentesis), commonly known as pleural tap, is a medical procedure where a 22 gauge needle is inserted into the pleural space, the area between the lung and chest wall. This procedure is commonly performed to diagnose or treat various respiratory disorders.
Description
Excess pleural fluid or air may accumulate in some respiratory disorders in the thoracic cavity. To treat pleural effusion, a physician conducts thoracentesis by carefully piercing the chest wall and entering...
Suctioning the Nasopharyngeal Airway01:29

Suctioning the Nasopharyngeal Airway

Nasopharyngeal suctioning is a procedure to remove secretions from the upper part of the respiratory tract that the patient cannot clear independently. It helps maintain airway patency and prevents complications such as aspiration pneumonia.
Equipment Required
Endotracheal Intubation I: Procedure01:15

Endotracheal Intubation I: Procedure

Endotracheal or ET intubation is a critical medical procedure used to secure a patient's airway, often in acute respiratory distress, apnea, upper airway obstruction, ineffective clearance of secretions, high risk for aspiration, or during general anesthesia.
The ET tube comprises various components, including a standard adaptor to attach a bag-valve-mask (BVM) or ventilator, a cuff, a pilot balloon, and radiopaque markings along its length to measure the insertion distance. The tube sizes...

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Related Experiment Video

Updated: May 17, 2026

Endoscopic Septoplasty with Limited Two-line Resection: Minimally Invasive Surgery for Septal Deviation
06:13

Endoscopic Septoplasty with Limited Two-line Resection: Minimally Invasive Surgery for Septal Deviation

Published on: June 20, 2018

Nasal endoscopy-evaluation in epistaxis.

A Safaya1, V P Venkatachalam, N Chaudhary

  • 1Department Of ENT, Safdarjang Hospital, New Delhi.

Indian Journal of Otolaryngology and Head and Neck Surgery : Official Publication of the Association of Otolaryngologists of India
|November 3, 2012
PubMed
Summary
This summary is machine-generated.

Idiopathic epistaxis (nosebleeds) is often difficult to diagnose and treat due to limited visualization. Nasal endoscopy offers a wider view, improving diagnosis and enabling direct treatment of bleeding points.

Related Experiment Videos

Last Updated: May 17, 2026

Endoscopic Septoplasty with Limited Two-line Resection: Minimally Invasive Surgery for Septal Deviation
06:13

Endoscopic Septoplasty with Limited Two-line Resection: Minimally Invasive Surgery for Septal Deviation

Published on: June 20, 2018

Area of Science:

  • Otolaryngology
  • Medical Imaging

Background:

  • Epistaxis (nosebleeds) is commonly classified into cases with known causes (local or systemic) and idiopathic types where the cause is unknown.
  • Anterior rhinoscopy provides limited visualization, hindering accurate diagnosis and localization of the bleeding source in many epistaxis cases.
  • Difficulty in identifying the bleeding site complicates treatment strategies for epistaxis.

Purpose of the Study:

  • To evaluate the diagnostic and therapeutic utility of nasal endoscopy in managing epistaxis.
  • To investigate the capability of nasal endoscopy to visualize and access previously inaccessible bleeding points within the nasal cavity.

Main Methods:

  • A study involving 60 patients presenting with epistaxis at outpatient and inpatient departments.
  • Utilized nasal endoscopy to examine the nasal cavity and identify the source of bleeding.
  • Assessed the feasibility of direct treatment of bleeding points identified via nasal endoscopy.

Main Results:

  • Nasal endoscopy provides an enhanced and wide field of vision within the nasal cavity.
  • The study explored the potential for nasal endoscopy to reach and treat difficult-to-locate bleeding sites.
  • The findings suggest improved diagnostic accuracy and therapeutic options for epistaxis management using nasal endoscopy.

Conclusions:

  • Nasal endoscopy offers a significant advantage over traditional methods for diagnosing and treating epistaxis.
  • This technique enhances visualization, improves localization of bleeding sources, and allows for direct intervention.
  • Nasal endoscopy represents a valuable tool for managing complex and idiopathic epistaxis cases.