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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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Local anesthetics (LAs) block the sodium channels of nerve trunks, sensory nerve endings, and neuromuscular junctions. Although LAs can block all kinds of nerves, the sensitivity of nerve fibers differs according to nerve types and structures. LAs are known to block myelinated fibers faster than unmyelinated ones. Also, they block pain or sensory neurons at low concentrations without affecting the motor neurons involved in muscle contractions. This helps relieve labor pain without affecting the...
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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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Pain is critical to various clinical pathologies, provoking an urgent need for effective management. Pain, whether acute or chronic, is a complex neurochemical process. Its alleviation depends on the type, with nonopioid analgesics effective for mild to moderate pain, such as musculoskeletal or inflammatory pain, while neuropathic pain responds best to anticonvulsants, tricyclic antidepressants, or serotonin/norepinephrine reuptake inhibitors. For severe acute or chronic pain, opioids may be...
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Synthetic and semisynthetic opioids are pivotal in pain management and tackling opioid addiction. Semisynthetic opioids, including morphinans (morphine derivatives), oxycodone, oxymorphone, hydrocodone, and hydromorphone, have improved pharmacokinetic profiles compared to morphine. Additionally, heroin and 6-MAM (6-Monoacetylmorphine) show better CNS penetration than morphine due to heightened lipid solubility. Hydromorphone, a potent opioid, undergoes hepatic metabolism to form the active...
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During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
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Pain Management in Labor.

Andrew Smith1, Elise Laflamme1, Caroline Komanecky1

  • 1Lawrence Family Medicine Residency Program, Lawrence, MA, USA.

American Family Physician
|March 15, 2021
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Summary
This summary is machine-generated.

Patient empowerment and control are key to satisfaction with childbirth. Exploring individual pain management priorities during prenatal care can enhance the labor experience, with various analgesia options available.

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Area of Science:

  • Obstetrics and Gynecology
  • Pain Management
  • Anesthesiology

Background:

  • Maternal satisfaction with childbirth is significantly influenced by a patient's sense of empowerment and control.
  • Labor analgesia plays a crucial role in shaping the childbirth experience.
  • Individualized pain management strategies are essential for optimizing maternal outcomes.

Purpose of the Study:

  • To review current evidence on labor analgesia and its impact on maternal satisfaction.
  • To explore various pharmacologic and non-pharmacologic pain management techniques during labor.
  • To highlight the importance of patient-centered care in labor pain management.

Main Methods:

  • Systematic review of existing literature on labor analgesia and childbirth satisfaction.
  • Analysis of non-pharmacologic interventions like continuous support, water immersion, and upright positioning.
  • Evaluation of pharmacologic options including nitrous oxide, opioids, and neuraxial anesthesia techniques.
  • Assessment of regional anesthesia blocks and local anesthetic infiltration for pain control.

Main Results:

  • Continuous labor support, water immersion, and upright positioning correlate with reduced pharmacologic analgesia use.
  • Self-administered nitrous oxide is effective but has environmental drawbacks.
  • Neuraxial anesthesia is highly effective, widely used, and not linked to increased cesarean or assisted delivery rates.
  • Specific regional blocks and local anesthetic infiltration can reduce postoperative pain medication needs.

Conclusions:

  • Exploring patient pain management priorities in prenatal care is vital.
  • A range of analgesia options exist, with neuraxial anesthesia being the most effective pharmacologic method.
  • Individualized care, including for patients with opioid use disorder, and judicious opioid prescribing are crucial for optimal perinatal pain management.