SUMMARY NOTES IN THE RECORD s20273 (Duration: 23:37:59.988) Starting time, recording date: 13:15:00 10/09/1992 Lead 0: 0 Lead 1: 1 Age: 61 Sex: M Comments: Records s20271, s20272, s20273 and s20274 are from the same patient. This is the third record. The behavior of the ST-T waves has not changed significantly from earlier recordings in May. Electrode locations were not recorded. Symptoms during Holter recording: No data Diagnoses: Coronary artery disease Treatment: Medications: Isordil Nitroglycerine Calcium channel blocker Aspirin Balloon Angioplasty: Yes Coronary Artery bypass Grafting: No History: Angina Hypertension: No Left ventricular hypertrophy: No Cardiomyopathy: No Valve disease: No Electrolyte abnormalities: No Hypercapnia, anemia, hypotension, hyperventilation: No Atrioventricular nodal conduction delay: No data Intraventricular conduction block: No data Previous Myocardial Infarction: No Previous tests: ECG stress test: No data Thallium/Stress echo: No data Left ventricular function: No data Echocardiogram: No data Coronary Arteriography: Lesions in left anterior descending coronary artery, left circumflex coronary artery Baseline ECG: No data Holter Recording: Date: 10/09/1992 Recorder: No data ST ANNOTATIONS A. Criteria of 30 seconds and 75 microVolts (s20273.sta) Lead 0: Ischemic episodes: 35 Duration: 2:44:08 11.57% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 2 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Lead 1: Ischemic episodes: 55 Duration: 5:34:08 23.56% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 15 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Total: Ischemic episodes: 90 Duration: 8:18:16 17.57% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 17 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Combined: Ischemic episodes: 53 Duration: 5:43:00 24.19% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 0 Duration: 0:00 0.00% Combined [ischemic or rate-related]: ST segment episodes: 53 Duration: 5:43:00 24.19% Unreadable intervals: 0 Duration: 0:00 0.00% B. Criteria of 30 seconds and 100 microVolts (s20273.stb) Lead 0: Ischemic episodes: 27 Duration: 2:21:16 9.96% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 2 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Lead 1: Ischemic episodes: 42 Duration: 4:56:20 20.90% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 15 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Total: Ischemic episodes: 69 Duration: 7:17:36 15.43% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 17 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Combined: Ischemic episodes: 41 Duration: 5:07:20 21.67% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 0 Duration: 0:00 0.00% Combined [ischemic or rate-related]: ST segment episodes: 41 Duration: 5:07:20 21.67% Unreadable intervals: 0 Duration: 0:00 0.00% C. Criteria of 60 seconds and 100 microVolts (s20273.stc) Lead 0: Ischemic episodes: 24 Duration: 2:05:04 8.82% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 2 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Lead 1: Ischemic episodes: 36 Duration: 4:22:10 18.49% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 15 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Total: Ischemic episodes: 60 Duration: 6:27:14 13.65% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 17 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Combined: Ischemic episodes: 36 Duration: 4:36:58 19.53% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 0 Duration: 0:00 0.00% Combined [ischemic or rate-related]: ST segment episodes: 36 Duration: 4:36:58 19.53% Unreadable intervals: 0 Duration: 0:00 0.00% QRS ATRUTH ANNOTATIONS (s20273.atr) Total number of beats 104020 Normal beats 103387 Premature ventricular contractions 606 Atrial premature beats 23 Atrial escape beats 4