2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Supplementary Classification Of Factors Influencing Health Status And Contact With Health Services V01-V85 > Persons Encountering Health Services In Circumstances Related To Reproduction And Development V20-V29 > ICD-9-CM Diagnosis V21 Constitutional states in development V21 is a non-specific code that cannot be used to specify a diagnosis ICD-9-CM Diagnosis V21.0 Period of rapid growth in childhood V21.0 is a specific code that can be used to specify a diagnosis V21.0 contains 3 index entries ICD-9-CM Diagnosis V21.1 Puberty V21.1 is a specific code that can be used to specify a diagnosis V21.1 contains 1 index entry ICD-9-CM Diagnosis V21.2 Other development of adolescence V21.2 is a specific code that can be used to specify a diagnosis V21.2 contains 1 index entry ICD-9-CM Diagnosis V21.3 Low birth weight status V21.3 is a non-specific code that cannot be used to specify a diagnosis ICD-9-CM Diagnosis V21.30 Unspecified low birth weight status V21.30 is a specific code that can be used to specify a diagnosis V21.30 contains 4 index entries ICD-9-CM Diagnosis V21.31 Low birth weight status less than 500 grams V21.31 is a specific code that can be used to specify a diagnosis V21.31 contains 1 index entry ICD-9-CM Diagnosis V21.32 Low birth weight status 500-999 grams V21.32 is a specific code that can be used to specify a diagnosis V21.32 contains 1 index entry ICD-9-CM Diagnosis V21.33 Low birth weight status 1000-1499 grams V21.33 is a specific code that can be used to specify a diagnosis V21.33 contains 1 index entry ICD-9-CM Diagnosis V21.34 Low birth weight status 1500-1999 grams V21.34 is a specific code that can be used to specify a diagnosis V21.34 contains 1 index entry ICD-9-CM Diagnosis V21.35 Low birth weight status 2000-2500 grams V21.35 is a specific code that can be used to specify a diagnosis V21.35 contains 1 index entry ICD-9-CM Diagnosis V21.8 Other specified constitutional states in development V21.8 is a specific code that can be used to specify a diagnosis V21.8 contains 2 index entries ICD-9-CM Diagnosis V21.9 Unspecified constitutional state in development V21.9 is a specific code that can be used to specify a diagnosis V21.9 contains 1 index entry