Table 4:
Examples of age rule for each category
| Age rule category | SNOMED CT concept | Default ICD-10-CM code | Age-specific ICD-10-CM code |
|---|---|---|---|
| Newborn | Hypertrophy of breast | N62 : Hypertrophy of breast | P83.4 : Breast engorgement of newborn |
| Infection of skin | L08.9 : Local infection of the skin and subcutaneous tissue, unspecified | P39.4 : Neonatal skin infection | |
| Infancy | Intoxication with Clostridium botulinum toxin | A05.1 : Botulism food poisoning | A48.51 : Infant botulism |
| Rumination | R11.10 : Vomiting, unspecified | F98.21 : Rumination disorder of infancy | |
| Childhood | Pica | F50.8 : Other eating disorders (inclusion: Pica in adults) | F98.3 : Pica of infancy and childhood |
| Gender identity disorder | F64.9 : Gender identity disorder, unspecified | F64.2 : Gender identity disorder of childhood | |
| Juvenile | Dermatitis herpetiformis | L13.0 : Dermatitis herpetiformis | L12.2 : Chronic bullous disease of childhood (inclusion: Juvenile dermatitis herpetiformis) |
| Rheumatoid arthritis | M06.9 : Rheumatoid arthritis, unspecified | M08.00 : Unspecified juvenile rheumatoid arthritis of unspecified site | |
| Senile | Fatigue | R53.83 : Other fatigue (Inclusion: Fatigue NOS) | R54 : Age-related physical debility (Inclusion: Senile debility) |
| Degenerative brain disorder | G31.9 : Degenerative disease of nervous system, unspecified | G31.1 : Senile degeneration of brain, not elsewhere classified | |
| Adult | Failure to gain weight | R62.51 : Failure to thrive (child) (inclusion: Failure to gain weight) | R62.7 : Adult failure to thrive |
| Stuttering | F80.81 : Childhood onset fluency disorder (inclusion: Stuttering NOS) | F98.5 : Adult onset fluency disorder | |
| Adolescent | Conduct disorder | F91.9 : Conduct disorder, unspecified | F91.2 : Conduct disorder, adolescent-onset type |