Podcast #189: Caffeine

Podcast #189: Caffeine

Author: Donald Stader M.D.

Educational Pearls:

  • Coffee originates from Ethiopia. Its "active ingredient" is caffeine.
  • Caffeine is a xanthine alkaloid used in medicine to control headache and as a neonatal stimulant.
  • Studies have shown that coffee may increase lifespan.
  • Overdose can be encountered in those using diet pills or concentrated caffeine pills and is treated with dialysis.

References: Juliano, LM et al. "A critical review of caffeine withdrawal: empirical validation of symptoms and signs, incidence, severity, and associated features." Psychopharmacology, 2004. https://www.ncbi.nlm.nih.gov/pubmed?term=15448977

Avsnitt(1148)

Podcast #273:  Bag Valve Masks

Podcast #273: Bag Valve Masks

Author: Sam Killian, M.D. Educational Pearls Difficulty with bag valve mask (BVM) ventilation can be addressed using the MOANS mnemonic. Mask seal, Obesity/obstruction, Age, No teeth, Sleep apnea. O...

17 Nov 20173min

Podcast #272: More on Temperature in Sepsis

Podcast #272: More on Temperature in Sepsis

Author: David Rosenberg, M.D. Educational Pearls A study of 20,000 subjects found that reducing fever in sepsis did not improve outcomes such as morbidity, mortality, or length of stay. However, corr...

16 Nov 20172min

Podcast #271: Nexus Chest CT Scan Guidelines

Podcast #271: Nexus Chest CT Scan Guidelines

Author: Chris Holmes, M.D. Educational Pearls The nexus chest CT scan rule is based on an 11,000 subject, multicenter study that looked for signs following a trauma that predicted significant finding...

13 Nov 20173min

Podcast #270: Wound Botulism

Podcast #270: Wound Botulism

Author: Don Stader, M.D. Educational Pearls Wound botulism should be considered in patients with cutaneous lesions and neuromuscular weakness. The toxin produced by clostridium botulinum is the c...

10 Nov 20173min

Podcast #269: Tattoo Ink Complications

Podcast #269: Tattoo Ink Complications

Author: Michael Hunt, M.D. Educational Pearls Tattoo ink is applied below the skin, and because of this, they can lead to keloids, granulomas, tetanus, hepatitis B and C, and skin infections. Tattoo...

8 Nov 20174min

Podcast #268: Poiseuille's Law

Podcast #268: Poiseuille's Law

Author: Dave Rosenberg, M.D. Educational Pearls Poiseuille's Law addresses the flow of a fluid through a tube. Many common ED presentations involve alterations in flow: asthma, MI, ischemic stroke, ...

6 Nov 20176min

Podcast #267: Causes of Very High Lactate

Podcast #267: Causes of Very High Lactate

Author: Dylan Luyten, M.D. Educational Pearls Lactate is a byproduct of anaerobic metabolism, a sign of dying tissue. Dangerous causes of high lactates will not normalize with repeat labs. Crush inju...

3 Nov 20173min

Podcast #266: MI in Young Patients

Podcast #266: MI in Young Patients

Author: John Winkler, M.D. Educational Pearls Some risk factors for MI in the young are history of CAD, stimulant drug use, coronary spasm and diabetes. In those with diffuse ST elevations on EKG, th...

1 Nov 20171min

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