ST segment depression: what is the etiology?
This 86 year old woman had syncope. There is no chest pain or SOB. She is uncertain of her past medical history. There is atrial…
Marked ST depression refractory to maximal medical therapy
This 62 year old man, heavy smoker, with no previous medical history, presented after 2.5 hours of substernal chest pressure. He…
Two cases of the same electrolyte disturbance(s). Diagnosis?
This patient presented after dialysis with weakness and reproducible chest pain. Sinus rhythm with a normal QRS. The QT is prolonged and…
ST depression V2-V4: Posterior leads, resolution of pain, and absence of posterior wall motion abnormality ruled out posterior STEMI
I saw this 59 year old male 3 weeks ago. He had no previous history of CAD, and presented with very typical waxing and waning chest pain, much…
ST depression does not localize: 2 cases of “inferior” ST depression diagnostic of high lateral STEMI
Case 1: This is a 72 yo male with h/o CABG who presents with 5.5 hours of sudden onset, constant, substernal chest pressure. Here is the…
Deep and widespread ST depression signifies high risk coronary lesion
This 51 yo male presented with Chest pain. There is ST depression, greater than 3 mm in some leads, in I-III, aVF, and V3-V6. aVR also has ST…
Diabetic Ketoacidosis: is there hypokalemia?
This patient presented with diabetic ketoacidosis. The physicians were reluctant to start insulin until they knew that the potassium was not…
Posterior ST Elevation MI in the Setting of Right Bundle Branch Block, with Posterior Leads V7-V9
This is a 68 year old man who had a resuscitated cardiac arrest. His prehospital ECG looks identical to this one which was recorded upon…
Two cases of ST depression
NSTEMI with subtle ST depression. EKG from 11-12. Symptoms on 11-12 were also subtle, but present for 5 days, so if a single troponin was…
ST depression: is it ischemia? No, hypokalemia.
This patient presented with alcohol intoxication and possible overdose. No ischemic symptoms. Rate 71 PR 224 QRSD 90 QT 424 QTc 461 There is…