Podcast #259: Transient Ischemic Attacks

Podcast #259: Transient Ischemic Attacks

Podcast #259: TIA

Author: Peter Bakes, M.D.

Educational Pearls

  • A TIA is defined as focal neurological deficit that resolves within 24 hours and has negative imaging. The etiology is a transient thrombus, embolus, or narrowing of a branch of a cerebral artery.
  • Screening tests are generally negative and low-yield. MRI and vascular imaging are usually done to look for reversible causes.
  • Patients presenting with TIA are usually admitted because of a higher risk for stroke. However, there are some patients that are low-risk and do not require admission. Risk can be assessed using the "ABCD" mnemonic: Age>60, BP (history of HTN), Clinical presentation (area of deficit), Diabetes/Duration of symptoms. See reference link for scoring sheet.
  • Patients with a low enough score may be eligible for outpatient follow-up.

References: http://www.stroke.org/sites/default/files/resources/tia-abcd2-tool.pdf?docID

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Podcast #375: Retrograde Urethrogram

Podcast #375: Retrograde Urethrogram

Author: Jared Scott, MD Educational Pearls: Blood at urethral meatus in trauma can be a sign of bladder/urethral injury Blind placement of a Foley catheter can make an undiagnosed urethral injur...

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Podcast #374:  Iliac Artery Endofibrosis

Podcast #374: Iliac Artery Endofibrosis

Author:  Sue Chilton, MD Educational Pearls:   An unusual cause of leg pain that can mimic sciatica/claudication Predominantly occurring in high endurance athletes, particularly cyclists and runner...

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Podcast # 373: Legionnaires Disease

Podcast # 373: Legionnaires Disease

Author: Gretchen Hinson, MD Educational Pearls: Legionnaires disease refers to a severe pneumonia caused by Legionella pneumophilia and occurs typically at the extremes of age Associated gastroi...

1 Sep 20183min

Podcast # 372:  The Latest on Epinephrine in Cardiac Arrest

Podcast # 372: The Latest on Epinephrine in Cardiac Arrest

Author: Don Stader, MD Educational Pearls: 8014 patients with out-of-hospital cardiac arrest randomized to epinephrine vs placebo 30-day survival was not dramatically better between groups (3.2%...

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Podcast # 371: EKG changes of Hyperkalemia

Podcast # 371: EKG changes of Hyperkalemia

Author: Jared Scott, MD Educational Pearls: EKG changes do not necessarily correlate to degree of hyperkalemia Traditional progression through peaked T-waves, flattened p-waves, QRS widening, an...

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Podcast # 370:  Rapid Fire Neonatal Resuscitation

Podcast # 370: Rapid Fire Neonatal Resuscitation

Author:  Erik Verzemnieks, MD Educational Pearls:   In the panic of a precipitous ED delivery, remember: Warm. Dry. Stim.  It will solve most of your problems in most scenarios Start compressions i...

24 Aug 20181min

Podcast # 369:  Five powerful toxins - the definitive list?

Podcast # 369: Five powerful toxins - the definitive list?

Author: Michael Hunt, MD Educational Pearls: Here is a list of some very toxic natural substances:     #5: Tetrodotoxin: Found in pufferfish and other aquatic species #4: Ricin: made from castor beans...

22 Aug 20183min

Podcast # 368: Prehospital Plasma

Podcast # 368: Prehospital Plasma

Author: Aaron Lessen, MD Educational Pearls: Non-blinded randomized study assessing 30-day mortality benefit from plasma-first resuscitation in patients at risk hemorrhagic shock Study involved a...

20 Aug 20182min

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