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Related Concept Videos

General Anesthesia: Overview01:24

General Anesthesia: Overview

Anesthesia is a medical procedure that uses drugs for CNS suppression to enable painless surgeries and procedures. The selection of anesthetics is influenced by their pharmacokinetic properties, side effects, and patient characteristics. Various types of anesthesia include general, local, regional, spinal, and inhalational.
General anesthesia induces unconsciousness in the whole body, while the others target specific areas or sensations. It is administered to minimize adverse effects, maintain...
Inhalational Anesthetics: Overview01:20

Inhalational Anesthetics: Overview

Inhalation anesthetics are drugs that induce general anesthesia upon inhalation. They work by increasing the sensitivity of GABAA receptors or inhibiting NMDA receptors, leading to a decrease in central nervous system activity. The depth of anesthesia can be rapidly adjusted by changing the concentration of the inhaled gas. Some common examples of inhalational anesthetics include volatile liquids like isoflurane, desflurane, sevoflurane and gases like xenon and nitrous oxide. Isoflurane, a...
Stages of General Anesthesia01:22

Stages of General Anesthesia

Various sedation levels offer significant advantages in facilitating procedural interventions for patients undergoing medical or invasive surgical procedures. These levels span from anxiolysis to general anesthesia, providing a spectrum of sedative effects to cater to specific patient needs. Anxiolysis reduces anxiety and is achieved through minimal sedation, enabling patients to remain awake and responsive while feeling more at ease during the procedure. This level can benefit minor...
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
Sigmoidoscopy
Sigmoidoscopy is a diagnostic procedure that uses a flexible sigmoidoscope equipped with a light source and camera to examine the rectum and sigmoid colon. The procedure involves inserting the tube through the anus...
Tonsillitis II: Management01:26

Tonsillitis II: Management

This lesson will focus on the different treatment options for managing tonsillitis, which typically depend on the cause and severity.
Skeletal Muscle Relaxants: Therapeutic Uses01:31

Skeletal Muscle Relaxants: Therapeutic Uses

Skeletal muscle relaxants are used to relax muscle tone and alleviate painful muscle contractions. However, the choice of skeletal muscle relaxants depends on the duration of the surgical procedure in order to minimize potential side effects. Skeletal muscle relaxants like neuromuscular blocking agents [NMBAs] are commonly employed as adjuvants alongside general anesthetics in clinical settings. NMBAs are also used to maintain controlled ventilation during surgery of the larynx or pharynx as...

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Related Experiment Video

Updated: Jun 25, 2026

In Vitro Method to Control Concentrations of Halogenated Gases in Cultured Alveolar Epithelial Cells
04:56

In Vitro Method to Control Concentrations of Halogenated Gases in Cultured Alveolar Epithelial Cells

Published on: October 23, 2018

[Smoking cessation as regards anesthesia and surgery].

Hanna Billert1, Michał Gaca, Dariusz Adamski

  • 1Zakład Anestezjologii Doświadczalnej, Uniwersytet Medyczny im. Karola Marcinkowskiego, Poznań. hbillert@op.pl

Przeglad Lekarski
|February 5, 2009
PubMed
Summary

Quitting smoking before surgery significantly reduces complications like respiratory and cardiovascular issues. Preoperative interventions, including medication, are effective for smoking cessation and should be offered to patients.

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Area of Science:

  • Anesthesiology and Perioperative Medicine
  • Public Health
  • Addiction Medicine

Context:

  • Perioperative smoking is linked to increased anesthetic and surgical complications.
  • Complications affect respiratory, cardiovascular, and nervous systems, and wound/bone healing.
  • The
  • Surgical operations offer a unique opportunity to motivate patients for permanent smoking cessation.

Purpose:

  • To evaluate the benefits of perioperative smoking cessation on surgical outcomes.
  • To assess the effectiveness of preoperative smoking cessation interventions.
  • To determine the role of pharmacotherapy in supporting smoking cessation.

Summary:

  • Perioperative smoking cessation substantially reduces anesthetic and surgical complications.
  • While long-term abstinence is ideal, short-term cessation benefits are under investigation.
  • Preoperative interventions, including counseling and pharmacotherapy (nicotine replacement therapy, bupropion), are effective and safe.

Impact:

  • Reduces patient risk for adverse respiratory, cardiovascular, and neurological events.
  • Improves wound and bone healing post-surgery.
  • Promotes long-term smoking cessation, enhancing overall patient health outcomes.