Long Term ST Database 1.0.0

File: <base>/notes/s30771.nts (6,766 bytes)

SUMMARY NOTES IN THE RECORD s30771  (Duration: 16:53:20.000)

Starting time, recording date:  20:16:00 08/11/1999

Lead 0: E-S
Lead 1: A-S
Lead 2: A-I

Age: 75  Sex: F
Comments: 
  The record shows ischemic ST depressions in all three
  leads which are associated with increased heart rate.
  In lead 2, during the first six and a half hours, there
  are also ST elevations recognized as rate-related
  episodes.
Symptoms during Holter recording: None reported
Diagnoses: 
  Coronary artery disease
  Previous myocardial infarction
Treatment:
  Medications: 
    Atenolol
    Aspirin
    Pravachol
  Balloon Angioplasty: No
  Coronary Artery bypass Grafting: No
History: 
  Coronary artery disease, old myocardial infarction
  Hypertension: No
  Left ventricular hypertrophy: No
  Cardiomyopathy: No data
  Valve disease: No data
  Electrolyte abnormalities: No data
  Hypercapnia, anemia, hypotension, hyperventilation: No data
  Atrioventricular nodal conduction delay: No
  Intraventricular conduction block: No
  Previous Myocardial Infarction: Yes, in 1997
  Previous tests:
    ECG stress test: Yes
      Date: October, 1997
      Findings: Lateral precordial ST depression - positive test
    Thallium/Stress echo: Infero-apical dyskinesia with exercise.
    Left ventricular function: 
      Ejection fraction 50%
    Echocardiogram: No data
    Coronary Arteriography: 
      Lesions in left anterior descending coronary artery, right coronary artery, left circumflex coronary artery
    Baseline ECG: 
      Normal sinus rhythm, non-specific ST-T changes in inferior leads and V6.
Holter Recording:
  Date: 08/11/1999
  Recorder: Zymed


ST ANNOTATIONS

A. Criteria of 30 seconds and  75 microVolts (s30771.sta)

Lead 0:
Ischemic episodes:           3   Duration:      14:46   1.46% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           9   Duration:      54:30   5.38% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 8 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 2:
Ischemic episodes:           9   Duration:      59:22   5.86% 
Rate-related episodes:       6   Duration:      19:34   1.93% 
Axis shifts:                 9 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:          21   Duration:    2:08:38   4.23%
Rate-related episodes:       6   Duration:      19:34   0.64%
Axis shifts:                17 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:          14   Duration:    1:30:00   8.88% 
Rate-related episodes:       5   Duration:       4:44   0.47%
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined [ischemic or rate-related]:
ST segment episodes:        16   Duration:    1:34:44   9.35%
Unreadable intervals:        0   Duration:       0:00   0.00%

B. Criteria of 30 seconds and 100 microVolts (s30771.stb)

Lead 0:
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:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           4   Duration:      44:24   4.38% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 8 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 2:
Ischemic episodes:           4   Duration:      37:56   3.74% 
Rate-related episodes:       3   Duration:       6:22   0.63% 
Axis shifts:                 9 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:           8   Duration:    1:22:20   2.71%
Rate-related episodes:       3   Duration:       6:22   0.21%
Axis shifts:                17 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:           6   Duration:    1:03:52   6.30% 
Rate-related episodes:       3   Duration:       6:22   0.63%
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined [ischemic or rate-related]:
ST segment episodes:         9   Duration:    1:10:14   6.93%
Unreadable intervals:        0   Duration:       0:00   0.00%

C. Criteria of 60 seconds and 100 microVolts (s30771.stc)

Lead 0:
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:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           3   Duration:      43:34   4.30% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 8 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 2:
Ischemic episodes:           1   Duration:      18:30   1.83% 
Rate-related episodes:       1   Duration:       3:38   0.36% 
Axis shifts:                 9 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:           4   Duration:    1:02:04   2.04%
Rate-related episodes:       1   Duration:       3:38   0.12%
Axis shifts:                17 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:           3   Duration:      44:26   4.38% 
Rate-related episodes:       1   Duration:       3:38   0.36%
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined [ischemic or rate-related]:
ST segment episodes:         4   Duration:      48:04   4.74%
Unreadable intervals:        0   Duration:       0:00   0.00%


QRS ATRUTH ANNOTATIONS                   (s30771.atr)

Total number of beats                           78073

Normal beats                                    74811
Premature ventricular contractions                  6
Atrial premature beats                           3248
Atrial escape beats                                 8