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Then, the current flows to an area known as the bundle of His, which divides into two branches (LBB and RBB) and is the only physiological pathway connecting the atria with the ventricles. Sinus tachycardia – sinus rhythm above 100 bpm is a sinus tachycardia. Usually does not exceed 160 bpm.
From afar, there is gross tachycardia, cadence irregularities, and narrow QRS complexes that may, or may not, be Sinus in origin; and finally – a cacophony of wide complexes that might very well be ventricular in origin. McLaren : We’ve answered the first question – Sinus Tachycardia with episodic runs of wide QRS (RBBB morphology) and PVC’s.
Check : [vitals, SOB, Chest Pain, Ultrasound] If the patient has Abdominal Pain, Chest Pain, Dyspnea or Hypoxemia, Headache, Hypotension , then these should be considered the primary chief complaint (not syncope). Fourth, syncope in the elderly often results from polypharmacy and abnormal physiologic responses to daily events.
Patient has 4.5/10 Case Continued This EKG was interpreted as normal by the clinicians overseeing this patient'scare. The patient was given nitroglycerin, but his blood pressure dropped to 70 systolic, he became dizzy, and he still had chest pain. 10 chest pain. So he needs the cath lab.
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