SUMMARY NOTES IN THE RECORD s20571 (Duration: 21:08:00.000) Starting time, recording date: 13:25:00 25/11/1999 Lead 0: V5 Lead 1: MLIII Age: 76 Sex: M Comments: Several ischemic episodes were noted, only appearing on lead 0, and generally associated with heart rate increases. Two unreadable periods disrupted analysis. Symptoms during Holter recording: No data Diagnoses: Coronary artery disease Treatment: Medications: Calcium channel blockers Nitrates Balloon Angioplasty: No data Coronary Artery bypass Grafting: No data History: Effort angina, previous myocardial infarction Hypertension: No Left ventricular hypertrophy: No Cardiomyopathy: No Valve disease: No Electrolyte abnormalities: No Hypercapnia, anemia, hypotension, hyperventilation: No Atrioventricular nodal conduction delay: No Intraventricular conduction block: No Previous Myocardial Infarction: Yes, anterior Previous tests: ECG stress test: Date: No Data Findings: Positive - ST depression V4-V6 Thallium/Stress echo: No data Left ventricular function: Normal Echocardiogram: No data Coronary Arteriography: Left anterior descending coronary artery 100% stenosis, right coronary artery 100% stenosis, left circumflex coronary artery 100% stenosis Baseline ECG: Previous inferior myocardial infarction Holter Recording: Date: 25/11/1999 Recorder: Remco ST ANNOTATIONS A. Criteria of 30 seconds and 75 microVolts (s20571.sta) Lead 0: Ischemic episodes: 10 Duration: 52:28 4.14% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 2 Duration: 7:00:58 33.20% Lead 1: Ischemic episodes: 0 Duration: 0:00 0.00% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 2 Duration: 7:00:58 33.20% Total: Ischemic episodes: 10 Duration: 52:28 2.07% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 4 Duration: 14:01:56 33.20% Combined: Ischemic episodes: 10 Duration: 52:28 4.14% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 2 Duration: 7:00:58 33.20% Combined [ischemic or rate-related]: ST segment episodes: 10 Duration: 52:28 4.14% Unreadable intervals: 2 Duration: 7:00:58 33.20% B. Criteria of 30 seconds and 100 microVolts (s20571.stb) Lead 0: Ischemic episodes: 6 Duration: 38:10 3.01% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 2 Duration: 7:00:58 33.20% Lead 1: Ischemic episodes: 0 Duration: 0:00 0.00% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 2 Duration: 7:00:58 33.20% Total: Ischemic episodes: 6 Duration: 38:10 1.50% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 4 Duration: 14:01:56 33.20% Combined: Ischemic episodes: 6 Duration: 38:10 3.01% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 2 Duration: 7:00:58 33.20% Combined [ischemic or rate-related]: ST segment episodes: 6 Duration: 38:10 3.01% Unreadable intervals: 2 Duration: 7:00:58 33.20% C. Criteria of 60 seconds and 100 microVolts (s20571.stc) Lead 0: Ischemic episodes: 4 Duration: 21:16 1.68% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 2 Duration: 7:00:58 33.20% Lead 1: Ischemic episodes: 0 Duration: 0:00 0.00% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 2 Duration: 7:00:58 33.20% Total: Ischemic episodes: 4 Duration: 21:16 0.84% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 0 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 4 Duration: 14:01:56 33.20% Combined: Ischemic episodes: 4 Duration: 21:16 1.68% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 2 Duration: 7:00:58 33.20% Combined [ischemic or rate-related]: ST segment episodes: 4 Duration: 21:16 1.68% Unreadable intervals: 2 Duration: 7:00:58 33.20% QRS ATRUTH ANNOTATIONS (s20571.atr) Total number of beats 88968 Normal beats 86442 Premature ventricular contractions 2288 Fusions of ventricular and normal beat 5 Supraventricular premature or ectopic beats 233