[General anesthesia for pediatric cardiac magnetic resonance imaging]

Nozomi Majima1, Tetsuro Kagawa, Takeshi Suzuki

  • 1Department of Anesthesiology, Hyogo Prefectural Kobe Children's Hospital, Kobe 654-0081.

Masui. the Japanese Journal of Anesthesiology
|July 29, 2010
PubMed

Insights

Pediatric cardiac MRI often requires general anesthesia and sedation for young children. Anesthesiologists ensure patient safety by using non-MRI-compatible equipment with extension cables for vital sign monitoring during MRI scans.

Area of Science:

  • Anesthesiology
  • Pediatric Cardiology
  • Radiology

Context:

  • Pediatric patients under 5-6 years often require sedation for MRI scans.
  • Cardiac MRI procedures are lengthy and performed on patients with cardiac conditions.
  • Ensuring airway security and monitoring vital signs are critical for anesthesiologists.

Purpose:

  • To describe a safe method for performing general anesthesia for pediatric cardiac MRI.
  • To address the challenges of using non-MRI-compatible anesthesia equipment in the MRI environment.

Summary:

  • General anesthesia is administered for pediatric cardiac MRI using non-MRI-compatible monitors and anesthesia machines.
  • Safety is maintained by utilizing extension cables for monitoring equipment and securing airway access (peripheral IV or tracheal intubation) outside the MRI scan room.

Impact:

  • This approach enables safe and effective cardiac MRI in young children requiring anesthesia.
  • Facilitates necessary diagnostic imaging for pediatric cardiac patients while prioritizing their safety.

Related Concept Videos

Imaging Studies for Cardiovascular System IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
Parenteral Anesthetics: Overview01:24

Parenteral Anesthetics: Overview

Intravenous anesthetics are drugs administered parenterally to induce anesthesia or sedation. Propofol is a widely used agent formulated as a 1% emulsion in soybean oil, glycerol, and egg phosphatide. It induces rapid anesthesia primarily due to its rapid distribution from the bloodstream to target tissues and is metabolized in the liver. However, it can cause significant pain on injection and hypertriglyceridemia. Fospropofol, a water-based prodrug of propofol, lacks these adverse effects.
Imaging Studies I: CT and MRI01:14

Imaging Studies I: CT and MRI

Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
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...
Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
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...