SUMMARY NOTES IN THE RECORD s20641  (Duration: 24:28:00.000)

Starting time, recording date:  09:32:00 28/04/2000

Lead 0: V4
Lead 1: MLIII

Age: 34  Sex: F
Comments:
  There are some examples of ST depression during heart rate
  increases. It is felt that these changes are not ischemic
  due the known clinical information about the patient.
Symptoms during Holter recording: No data
Diagnoses: 
  Mitral stenosis
Treatment:
  Medications: No
  Balloon Angioplasty: No data
  Coronary Artery bypass Grafting: No data
History: 
  Dyspnea on effort (NYHA class IIb)
  Hypertension: No
  Left ventricular hypertrophy: No
  Cardiomyopathy: No
  Valve disease: Mitral stenosis
  Electrolyte abnormalities: No
  Hypercapnia, anemia, hypotension, hyperventilation: No
  Atrioventricular nodal conduction delay: No
  Intraventricular conduction block: No
  Previous Myocardial Infarction: No
  Previous tests:
    ECG stress test: No
    Thallium/Stress echo: No
    Left ventricular function: 
      Normal
    Echocardiogram: No data
    Coronary Arteriography: No
    Baseline ECG: 
      Normal
Holter Recording:
  Date: 28/04/2000
  Recorder: Remco


ST ANNOTATIONS

A. Criteria of 30 seconds and  75 microVolts (s20641.sta)

Lead 0:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       5   Duration:      58:34   3.99% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       5   Duration:      41:30   2.83% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:           0   Duration:       0:00   0.00%
Rate-related episodes:      10   Duration:    1:40:04   3.41%
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       6   Duration:    1:04:46   4.41%
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined [ischemic or rate-related]:
ST segment episodes:         6   Duration:    1:04:46   4.41%
Unreadable intervals:        0   Duration:       0:00   0.00%

B. Criteria of 30 seconds and 100 microVolts (s20641.stb)

Lead 0:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       3   Duration:      48:30   3.30% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       4   Duration:      37:20   2.54% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:           0   Duration:       0:00   0.00%
Rate-related episodes:       7   Duration:    1:25:50   2.92%
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       3   Duration:      50:32   3.44%
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined [ischemic or rate-related]:
ST segment episodes:         3   Duration:      50:32   3.44%
Unreadable intervals:        0   Duration:       0:00   0.00%

C. Criteria of 60 seconds and 100 microVolts (s20641.stc)

Lead 0:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       2   Duration:      41:42   2.84% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       3   Duration:      29:10   1.99% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:           0   Duration:       0:00   0.00%
Rate-related episodes:       5   Duration:    1:10:52   2.41%
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       3   Duration:      48:14   3.29%
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined [ischemic or rate-related]:
ST segment episodes:         3   Duration:      48:14   3.29%
Unreadable intervals:        0   Duration:       0:00   0.00%


QRS ATRUTH ANNOTATIONS                   (s20641.atr)

Total number of beats                           84854

Normal beats                                    84062
Premature ventricular contractions                782
Supraventricular premature or ectopic beats        10