Podcast #243: Sphenopalatine Nerve Block

Podcast #243: Sphenopalatine Nerve Block

Author: Don Stader, M.D.

Educational Pearls

  • Cluster headaches are usually intense, unilateral, and involve the periorbital area.
  • CN V (Trigeminal) provides sensory and autonomic innervation the face and eyes, which play roles in headache pathology.
  • Cluster headaches can be treated with high flow oxygen, but a new treatment involves blocking the sphenopalatine ganglion (SPG) with lidocaine. Because sensory and autonomic branches of the trigeminal traverse the SPG, lidocaine will effectively treat a cluster headache.
  • To block the ganglion, intranasal lidocaine may be used, or a Q-tip soaked in 4% lidocaine can be applied to the most posterior aspect of the pharynx for 10-15 minutes.

References: https://www.aliem.com/2017/03/trick-sphenopalatine-ganglion-block-primary-headaches/

Avsnitt(1148)

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Author: Dylan Luyten, MD Educational Pearls: Extracorporeal membrane oxygenation (ECMO) is similar to bypass ECMO is being utilized routinely at some centers and even prehospital in cardiac arrest ...

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Author: Michael Hunt, MD Educational Pearls: Alcohol and gallstones are most common causes of pancreatitis Diagnosis is not simply based on lipase alone - must have at least two the the three criteri...

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Podcast #397: Oh… Pharyngeal Trauma

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Author: Aaron Lessen, MD Educational Pearls: Injuries from penetrating pharyngeal trauma are often subtle on examination in children Potentially serious complications including carotid artery inju...

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Podcast #396: Oncologic Emergencies

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Author: Rachel Brady, MD Educational Pearls: Hypercalcemia of malignancy: Hypercalcemia of malignancy can present with lethargy, muscle weakness, hyperreflexia, altered mental status, cardiac dysrhyt...

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Podcast #395:  Aspirin for everyone!

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Author: Aaron Lessen, MD Educational Pearls: In patients without indications for aspirin, three recent studies looked at prevention of several end points in the elderly These showed no benefit in p...

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Podcast #394: Myths of Medication Assisted Treatment

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Author: Katie Sprinkle, MD Educational Pearls: Medication Assisted Treatment (MAT) is the treatment of addiction with medications, commonly used for opioid use disorders A long held belief is MAT sim...

20 Okt 20185min

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