ICD-9-CM Vol. 1 Diagnostic Codes →
7. DISEASES OF THE CIRCULATORY SYSTEM (390-459) →
section notes
DISEASES OF VEINS AND LYMPHATICS, AND OTHER DISEASES OF CIRCULATORY SYSTEM (451-459) →
section notes
456 Varicose veins of other sites →
section notes
456.2 Esophageal varices in diseases classified elsewhere →
section notes
456.20   Bleed esoph var oth dis
456.21   Esoph varice oth dis NOS
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