Archer USMLE Step 3 Blog

225 ) A 40 year-old man presents to office for routine follow-up visit. His past medical history is significant for hypertension for which he is on Hydrochlorthiazide. He denies any chest pain, palpitatations, shortness of breath or syncope. He is a journalist by occupation. A routine EKG  is obtained and is shown below:

Which of the following is the most appropriate managment of this patient?

A) Beta-blocker

B) Catheter ablation

C) Diltiazem

D) Observation

E) Electrophysiological studies

Filed under: USMLE Test Prep | Tagged: Archer cardiology, ARCHER ELECTROCARDIOGRAMS, USMLE ECGS, USMLE EKG, USMLE ELECTROCARDIOGRAMS, USMLE STEP 3 CARDIOLOGY, usmle step 3 critical care, USMLE STEP 3 ELECTROCARDIOGRAMS | 13 Comments »

224 ) A 38 year old man presents to the emergency room with complaints of palpitations that started 5 hours ago and are persistent. He denies having similar episodes in the past. He has no fever or shortness of breath or chest pain. His past medical history is unremarkable and he is not on any medications. On examination, blood pressure is 110/60 mmHg, heart rate  130/min, RR 20/min  and temperature 98.6 F.   Cardiovascular examination reveals irregularly, irregular heart rate at 140beats/min.  An Electrocardiogram now is shown below :

An EKG that was done during a pre-employment health check-up upon patient’s own request two months ago is shown below:

The most appropriate next step in managing this patient:

A) Defibrillation

B) Intravenous metoprolol

C) Intravenous Diltiazem

D) Intravenous Procainamide

E) Synchronized Cardioversion

Filed under: USMLE Test Prep | Tagged: Archer cardiology, ARCHER ELECTROCARDIOGRAMS, USMLE ECGS, USMLE EKG, USMLE ELECTROCARDIOGRAMS, USMLE STEP 3 CARDIOLOGY, usmle step 3 critical care, USMLE STEP 3 ELECTROCARDIOGRAMS | 7 Comments »