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Cardiology-OSCE
Question | Answer |
---|---|
ECG: What identifies LAD on ECG? What is the differential for LAD? | QRS upright in lead I and downward in lead AVF. LVH, LBBB, Inferior MI, WPW, LAFB. |
ECG: What identifies RAD on ECG? What is the differential for RAD? | QRS downward in lead I and upright in lead AVF. RVH, PE, COPD, Lateral MI, WPW, LPFB |
ECG: What is the differential of a short PR interval? | WPW (delta wave), junctional rhythm. |
ECG: What is the differential of prolonged QTc? | Drugs (amiodarone, sotalol, antibiotics (levofloxacin, azithromycin), hypocalcemia, hypothyroidism, hypothermia, ICH. |
ECG: What is the ECG finding of P pulmonale? | Tall P wave > 2.5 mm in lead II |
ECG: What are the ECG findings of LAE? | Wide P wave > 2.5 mm in lead II (P mitrale), biphasic or negative P wave in V1 > 1 mm. |
ECG: What are the ECG criteria for RVH? What is the differential for RVH? | R/S ratio in V1 > 1, R in V1 or S in V5-6 > 7 mm. COPD, PS, TGA, ASD, VSD, Tetralogy of Fallot, MS, TR. |
ECG: What are the ECG criteria for LVH? What is the differential for LVH? | S in V1-2 + R in V5-6 > 35 mm or largest R OR S wave in limb leads > 20 mm OR S in V1-2 or R in V5-6 > 30 mm. HTN, HCMP, AS/AI, coarctation of the aorta. |