Convert to ICD-10-CM: 
V21.33 converts approximately to:
- 2015/16 ICD-10-CM P07.14 Other low birth weight newborn, 1000-1249 gramsOr: 
- 2015/16 ICD-10-CM P07.15 Other low birth weight newborn, 1250-1499 grams
 ICD-9-CM Volume 2 Index entries containing back-references to 
V21.33: