Cardiovascular Archives - Page 9 of 12 - The Emergency Medical Minute

Cardiovascular

Podcast #184: Frostbite

Run Time: 3 minutes Author: Michael Hunt M.D. Educational Pearls: Frostbite injuries are graded by the severity of tissue depth. A Grade 1 injury has no cyanosis of the tissue, and usually just redness is present. A Grade 2 injury has acral cyanosis. A Grade 3 injury has cyanosis past the mid phalanx of the digits, resulting…

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Podcast #182: Syncope and PE

Run Time: 3:44 minutes Author: Aaron Lessen, MD Educational Pearls: A new Italian study has been released, which looks at the prevalence of Pulmonary Embolism (PE) in patients admitted for syncope. This study examined all patients admitted with syncope, regardless of their clinical picture, and worked them up for PE, which included wells score, D-dimer,…

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Podcast #180: Aortic Dissection

Run Time:  4 minutes Author: Jared Scott, MD Educational Pearls: Aortic dissection = separation between 2 layers of vessel wall (usually intima and media) Aortic Aneurysm = cystic dilation of the aorta Aortic dissection associated with severe HTN or connective tissue disorders (Marfan’s, Ehlers-Danlos, etc.) AAA associated with HTN, DM, HLD, smoking (same risks for…

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Podcast #178: Lupus Myocarditis

Run Time:  3 minutes Author: Gretchen Hinson M.D. Educational Pearls: Case presentation: a 44 year-old male after a syncope was found to have a heart rate of 261 wide complex tachycardia and a SBP in the 80s for EMS in the field. The patient was given adenosine on arrival to the ED, but with no…

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Podcast #175: Preeclampsia

Run Time:  6 minutes Author: Samuel Killian M.D. Educational Pearls: The mechanism of preeclampsia is not well understood, but it is thought to be a widespread malfunction of vascular endothelium and inflammation. Clinical features include hypertension – SBP >140 and DBP > 90, proteinuria, and potential pathologic edema. Preeclampsia typically occurs after 20 weeks gestation…

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Podcast #173: Defibrillation

Run Time:  3 minutes Author: Aaron Lessen M.D. Educational Pearls: Defibrillation is used to depolarize the heart and reset the electrical activity. How can the success of defibrillation be maximized for a patient with persistent Vfib and has been shocked several times previously by EMS.   Success is dependent on the contact of the pads…

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Podcast #164: Procainamide

Run Time: 2 minutes Author: Aaron Lessen M.D. Educational Pearls: There are patients that present to the ER with ugly wide complex tachycardias, but are stable and talking – It is possible to try and use medications before immediately running to shock the patient back into a normal sinus rhythm. Possible medications for cardioversion of…

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Podcast #135: Ventricular Tachycardia

Run Time: 5 minutes Author: Nicholas Hatch M.D. Educational Pearls: In a young patient with wide complex tachycardia, both ventricular tachycardia (VT) and supraventricular tachycardia (SVT) with aberrancy conduction are possible. Types of SVT with aberrancy include Wolf-Parkinson White Syndrome, an important mimic of VT. Although there are medications effective for termination of VT, the…

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Podcast #125:  Old School CPR – 1966

Run Time: 5 minutes Author: Christopher Holmes M.D. Educational Pearls: The New England Journal of Medicine produced a pamphlet in 1966 about the management of emergencies. Cardiac arrest treatment algorithm at that time consisted of a precordial thump, then artificial ventilation via mouth to mouth (as intubation wastes too much time), and then initiating compressions….

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Podcast #118: Supraventricular Tachycardia

Run Time:  2 minutes Author: Michael Hunt M.D. Educational Pearls: Adenosine came on the scene around 1988 as a treatment for supraventricular tachycardia or SVT. Prior to the use of adenosine, treatments included (and still include) the Valsalva maneuver, carotid sinus massage, and according to Dr. Hunt dunking a patient’s face in cold water. The…

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