• 1 - A condition where surgery has been performed (Surgical code)
    • 8 - Endocrine, Metabolic, Thermoregulation and Poisoning
      • 11 - Chromosomal abnormalities
        • 46 - Sex chromosome disorders
        • 47 - Contiguous gene syndromes
        • 53 - Trisomy
        • 54 - Chromosomal deletion syndromes
  • 2 - A condition where no surgery has been performed (non-surgical code)