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Related Concept Videos

Parenteral Anesthetics: Overview01:24

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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.
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General Anesthesia: Overview01:24

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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.
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Stages of General Anesthesia01:22

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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...
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Inhalational Anesthetics: Overview01:20

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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...
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Local Anesthetics: Clinical Application as Spinal Anesthesia01:11

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Spinal anesthetics are given during lower abdomen and limb surgeries to block sensory and motor neurons. They are administered in the mid to low lumbar regions, primarily acting on the cauda equina's nerve roots. The blockade level depends on the local anesthetic (LA) concentration. Usually, low LA concentrations are sufficient to block sensory fibers, while only high LA concentrations block motor fibers. Other factors like injection volume and speed, the patient's posture, and the drug...
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Local Anesthetics: Clinical Application as Epidural Anesthesia01:29

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Epidural anesthetics are administered in the fat-filled epidural space, the outermost part of the spinal canal. This technique is commonly employed for pain management and anesthesia during lower abdomen and pelvis surgeries or labor and delivery.
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General anesthesia in the pediatric population.

Kara M Cavuoto1, Luis I Rodriguez, Jacqueline Tutiven

  • 1aBascom Palmer Eye Institute, Department of Ophthalmology, University of Miami Miller School of Medicine, 900 NW 17th Street, Miami, Florida 33136, USA. bBascom Palmer Eye Institute, Department of Anesthesiology, University of Miami Miller School of Medicine, 900 NW 17th Street, Miami, Florida 33136, USA.

Current Opinion in Ophthalmology
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Summary
This summary is machine-generated.

General anesthesia in pediatric ocular surgery carries risks. While animal studies suggest neurodevelopmental concerns, human data is conflicting, with ongoing research to clarify long-term effects.

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Area of Science:

  • Pediatric Anesthesiology
  • Ophthalmology
  • Neurodevelopmental Toxicology

Background:

  • General anesthesia is frequently used in pediatric ocular surgery.
  • Concerns exist regarding potential neurodevelopmental effects of anesthesia in children.
  • Understanding anesthetic risks is crucial for patient safety and surgical outcomes.

Purpose of the Study:

  • To review perioperative, intraoperative, and postoperative risks of general anesthesia in pediatric ocular surgery.
  • To synthesize current evidence on anesthesia-related neurodevelopmental outcomes in children.

Main Methods:

  • Review of existing literature on pediatric general anesthesia and ocular surgery.
  • Analysis of animal studies and human retrospective studies.
  • Consideration of ongoing prospective research.

Main Results:

  • Animal studies indicate a potential link between general anesthesia and neurodevelopmental delay.
  • Human retrospective studies show conflicting results regarding anesthesia's impact on neurodevelopment.
  • Prospective human studies are in progress, with results expected in 3-5 years.

Conclusions:

  • Surgeons must be aware of pediatric anesthetic practices and associated risks.
  • Ophthalmologists should recognize potentially severe complications of general anesthesia in pediatric patients.
  • Weighing the lifelong risks and benefits of anesthesia is essential, considering patient age, health, and the number of anesthetic exposures.