V.3.6.2 Behavior/Site Codes

Do not code in situ behavior with a primary site that is unknown or ill defined. Therefore, if the behavior code is 2 (in situ), the following primary site codes are rejected as errors:

• C26.9 Gastrointestinal tract, NOS
• Alimentary tract, NOS
• Digestive organs, NOS
• C39.9 Ill defined sites within respiratory system
• Respiratory tract, NOS
• C55.9 Uterus, NOS
• Uterine, NOS
• C57.9 Female genital tract, NOS
• Female genital organs, NOS
• Female genitourinary tract, NOS
• Urethrovaginal septum
• Vesicocervical tissue
• Vesicovaginal septum
• C63.9 Male genital organs, NOS
• Male genital tract, NOS
• Male genitourinary tract, NOS
• C68.9 Urinary system, NOS
• C72.9 Nervous system, NOS
• Central nervous system
• Epidural
• Extradural
• Parasellar
• C75.9 Endocrine gland, NOS
• C76._ Other and ill-defined sites
• C80.9 Unknown primary site

 

 

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