Nasogastric Intubation Questions & Answers

Updated: May 13, 2022
  • Author: Gil Z Shlamovitz, MD, FACEP; Chief Editor: Vikram Kate, MBBS, PhD, MS, FACS, FACG, FRCS, FRCS(Edin), FRCS(Glasg), FIMSA, FFST(Ed), MAMS, MASCRS  more...
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Questions & Answers


What is nasogastric (NG) intubation?

What are diagnostic indications for nasogastric (NG) intubation?

What are therapeutic indications for nasogastric (NG) intubation?

What are absolute contraindications for nasogastric (NG) intubation?

What are relative contraindications for nasogastric (NG) intubation?

Periprocedural Care

What equipment is necessary for nasogastric (NG) intubation?

What is the role of viscous lidocaine in nasogastric (NG) intubation?

Which anesthetic techniques are used for nasogastric (NG) intubation?

What position should a patient be in during nasogastric (NG) intubation?


Before nasogastric (NG) intubation, what information should patients receive?

Which nasal exam is performed prior to nasogastric (NG) intubation?

How should anesthetic be administered before nasogastric (NG) intubation?

How is the tube length estimated prior to nasogastric (NG) intubation?

What is the alternative to the NEX method for determining the tube length prior to nasogastric (NG) intubation?

What steps should be completed before inserting a nasogastric (NG) tube?

How should a nasogastric (NG) tube be inserted and advanced?

How is respiratory distress during nasogastric (NG) intubation managed?

What technique can be used to relieve patient discomfort during nasogastric (NG) intubation?

How is proper placement of the nasogastric (NG) tube verified?

What is the role of manometry during nasogastric (NG) tube placement?

How should the nasogastric (NG) tube be secured?

What should be done if the nasogastric (NG) tube is suspected of being placed incorrectly?

What steps should be taken if a nasogastric (NG) tube is coiled or difficult to pass?

What is the role of radiography in detecting nasogastric (NG) tube misplacement?

Which techniques increase the success rate for nasogastric (NG) tube placement?

How is a patient's discomfort reduced during nasogastric (NG) intubation?

What are possible complications of nasogastric intubation?

How are complications of a nasogastric intubation reduced?