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Emergency Medical Minute

 

May 23, 2019

Author: Gretchen Hinson, MD

Educational Pearls:

  • In most healthcare settings, normal saline (NS) has become ubiquitous as an intravenous fluid despite some potential drawbacks
  • Compared to normal saline, a balanced crystalloid (either lactated Ringer’s or Plasma-Lyte) was associated with a lower composite endpoint of...


May 5, 2019

Author: Ryan Circh, MD

Educational Pearls:

  • The 2019 ANDROMEDA-SHOCK trial compared using serum lactates to capillary refill assessment in septic shock patients to guide resuscitation
  • Capillary refill time was standardized (this is not straightforward):
    • A glass microscope slide was pressed on the ventral side of the...


Mar 8, 2019

Author: Michael Hunt, MD

Educational Pearls:

  • Bedside transtracheal ultrasound to confirm proper endotracheal intubation is simple and effective
  • Review of 17 studies showed transtracheal ultrasound was was 98.7% sensitive and 97.1% specific
  • Curvilinear probe may be preferable as it provides a larger field of...


Mar 6, 2019

Author: Aaron Lessen, MD

Educational Pearls:

  • Dyspnea can occur in up to 50% of intubated patients
  • Dyspnea is associated with prolonged mechanical intubation
  • Often goes undiagnosed as these patients have difficulty communicating
  • Expert opinion on reducing sensation of dyspnea
    • Reduce stimulation of respiratory drive...


Jan 30, 2019

 Author: Aaron Lessen, MD

Educational Pearls:

  • Choose the longest needle for the humeral IO
  • Internally rotate and adduct the patients hand (resting on umbilicus) for best access to the site
  • Aim 1 cm superior to the greater tuberosity of the humerus with the needle angled 45 degrees inferiorly
  • Maintaining the line is...