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The patient is a 90-year-old woman who presents to urgent care with a 2-week history of intermittent lightheadedness. She denies syncope, chest pain, shortness of breath, diaphoresis, or focal neurological symptoms.
Upon exam, you find:
- General: Alert and oriented X 3, sitting fully dressed in a chair
- Lungs: CTAB
- Cardiovascular: RRR without murmur, rub, or gallop
- Abdomen: Soft and NT, no pulsatile mass
- Ext: No peripheral edema, pulses are 2+ and equal in all extremities
View the ECG and consider your next steps, along with possible diagnoses
ECG Challenge: A 90-Year-Old Woman with Intermittent Lightheadedness
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