An official website of the United States government
ICD-O-3 Site Codes
Related Adjectives
Corpus Uteri = uterus, corpus, corpus uterus, uterine body, utero-, endometrio-, uterine
Placenta = products of conception, fetal membranes; also referred to as gestational trophoblastic tumor (GTT)
In ICD-O-3, sub sites within the body of the uterus have been assigned separate codes at the decimal level. The default code for cases coded in ICD-O first edition and converted electronically is C54.9. If more specific coding is desired, the text describing the primary site should be reviewed to assign the case to endometrium (C54.1) or another sub site.
| ICD-O-3 | Term |
|---|---|
| C54.0 | Isthmus uteri |
| C54.1 | Endometrium |
| C54.2 | Myometrium |
| C54.3 | Fundus uteri |
| C54.8 | Overlapping lesion of corpus uteri |
| C54.9 | Corpus uteri |
| ICD-O-3 | Term |
|---|---|
| C55.9 | Uterus, NOS |
| ICD-O-3 | Term |
|---|---|
| C58.9 | Placenta |