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| This is an EKG from a woman in her 80s. She is on lasix and coumadin. | Rate (/min) | 70 | QT (ms) | 406 |
| pr (ms) | 186 | QRS axis (degrees) | 66 | |
| QRS (ms) | 109 |
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| This is an EKG from a woman in her 80s. She is on lasix and coumadin. | Rate (/min) | 70 | QT (ms) | 406 |
| pr (ms) | 186 | QRS axis (degrees) | 66 | |
| QRS (ms) | 109 |