Home / cardiology


Long Q-T syndrome

    The Q-T interval represents the time of ventricular activity including both depolarization and repolarization. It is measured from the beginning of the QRS complex to the end of the T wave. Normally, the QT interval is 0.36 to 0.44 seconds (9-11 boxes). The QT interval will vary with patient …

Read More »

the ABCs of VADs

  Case: You are walking through the airport terminal when you notice a commotion and group of people standing around an unconscious middle-aged female. You run over and identify yourself as a trained emergency provider and assess the patient. She is unresponsive and not breathing. There are no signs of …

Read More »

Visual Diagnosis # 14

  A 44 year-old male is brought in by EMS after an accidental heroin overdose. The patient was found sitting in his car unconcious and apneic with pin-point pupils and drug paraphernalia in the vehicle. The patient was resuscitated with 2 mg of intranasal Narcan (Naloxone) followed by another 2 …

Read More »

Dyspnea and Fever: ECG Quiz

    42 year old female with IVDA Hx, presents to the ED with dyspnea on exertion and fever. She denies chest pain, pressure or tightness. What is your interpretation of her ECG?                                   …

Read More »