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SUPPRESSION CODES

The codes in the left column suppress codes in the right column.

Code
Suppresses this code(s)
All Q-, QS codes
7-6
Q > 0.03 in lead I
7-7
3-1
1-3-2
3-2
1-3-8, 7-3
6-1
All other codes except 8-2
6-4-1
All other codes
6-8
All other codes
7-1-1
1-2-3, 1-2-7, 1-3-2, 1-3-4, 1-3-8, all 2-, 3-, 4-, and 5-codes, 7-7, 9-2, 9-4, 9-5
7-2-1
1-3-8, all 2-, 3-, 4-, and 5 codes, 9-2, 9-4, 9-5
7-3
1-3-8
7-4
All 2-, 3-, 4-, and 5-codes, 9-2, 9-4, 9-5
8-1-2
8-2-4
8-1-4
8-1-1, 9-3
8-2-1
All other codes
8-2-2
All other codes
8-2-3
8-1-2
8-3-1
8-1-1, 8-1-2
8-3-2
6-2-2, 8-1-1, 8-1-2
8-3-3
8-1-1, 8-1-2
8-3-4
6-2-2
8-4-1
6-5
8-4-1 + heart rate >= 140
All other codes except 7-4 or 6-2
Heart rate > 100
6-5
8-4-2
8-1-1
9-1
All 2-codes

REFERENCE:

Prineas, R. J., Crow, R. S., & Blackburn, H. W. (1982). The Minnesota code manual of electrocardiographic findings: standards and procedures for measurement and classification. Boston, Mass: J. Wright.