Summary Stage 2018: Corpus Sarcoma

Summary Stage 2018

Notes

**Corpus Sarcoma** 8710-8714, 8800-8941, 8951-8975, 8981-9137, 9140-9582 C540-C543, C548-C549, C559 C540 Isthmus uteri C541 Endometrium C542 Myometrium C543 Fundus uteri C548 Overlapping lesion of corpus uteri C549 Corpus uteri C559 Uterus, NOS **Note 1:** The following sources were used in the development of this chapter * SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998) (https://seer.cancer.gov/archive/manuals/EOD10Dig.3rd.pdf) * SEER Summary Staging Manual-2000: Codes and Coding Instructions (https://seer.cancer.gov/tools/ssm/ssm2000/) * Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx * Chapter 54 *Corpus Uteri-Sarcoma*, in the AJCC Cancer Staging Manual, Eighth Edition (2017) published by Springer International Publishing. Used with permission of the American College of Surgeons, Chicago, Illinois. **Note 2:** Code 0 is not applicable for this chapter.

NAACCR Item

NAACCR #764
SS2018 Description
1 Localized only (localized, NOS) - FIGO Stage IA + Confined to endometrium or endocervix + (Glandular, stromal, or both) - FIGO Stage IB + Invasion of inner half of myometrium + Tumor invades less than one-half of myometrium - FIGO Stage IC + Invasion of outer half of myometrium + Tumor invades one-half or more of myometrium - FIGO Stage I [NOS] + Invasion of myometrium, NOS + Invasive cancer confined to corpus uteri + Tunica serosa of the visceral peritoneum (serosa covering the corpus)
2 Regional by direct extension only - FIGO Stage IIA + Cervix uteri, NOS, but not beyond uterus + Confined to endocervix (Glandular, stromal, or both) + Extension or metastasis within true pelvis * Adnexa, NOS * Fallopian tube(s) * Ligaments (broad, round, uterosacral) * Ovary(ies) + Invasion of myometrium WITH involvement of endocervix + Parametrium + Visceral peritoneum of pelvic organs excluding serosa of corpus uteri - FIGO Stage IIB + Described clinically as "frozen pelvis", NOS + Parietal serosa of pelvic cavity + Pelvic wall(s) + Ureter + Vagina + Vulva - FIGO Stage II [NOS] + Bladder wall + Bladder, NOS excluding mucosa + Extension beyond uterus, within pelvis, NOS + Peritoneal cytology positive for malignant cells + Rectal wall + Rectum, NOS excluding mucosa
3 Regional lymph node(s) involved only - Aortic (lateral [lumbar], Periaortic, NOS) - Iliac (external, internal [hypogastric], NOS) - Lateral (laterosacral) - Middle (promontorial) (Gerota’s node) - Obturator - Para-aortic - Paracervical - Parametrial - Pelvic, NOS - Presacral - Sacral - Uterosacral - Regional lymph node(s), NOS + Lymph node(s), NOS
4 Regional by BOTH direct extension AND regional lymph node(s) involved - Codes (2) + (3)
7 Distant site(s)/lymph node(s) involved - Distant site(s) (including further contiguous extension) + Cul de sac (rectouterine pouch) + FIGO Stage IIIA, IIIB, III [NOS] * Abdominal serosa (visceral or parietal peritoneum of abdomen) * Infiltration of abdominal tissues * Sigmoid colon * Small intestine * Other abdominal structures + FIGO Stage IVA, IVB, IV [NOS] - Distant lymph node(s), NOS + Deep inguinal, NOS * Node of Cloquet or Rosenmuller (highest deep inguinal) + Inguinal, NOS + Superficial inguinal (femoral) - Distant metastasis, NOS + Carcinomatosis + Distant metastasis WITH or WITHOUT distant lymph node(s)
9 Unknown if extension or metastasis
(1) Fritz AG, Ries LAG (eds). **SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998)**, National Cancer Institute, NIH Pub. No. 98-2313, Bethesda, MD, 1998 (2) Young JL Jr, Roffers SD, Ries LAG, Fritz AG, Hurlbut AA (eds.). **SEER Summary Staging Manual-2000: Codes and Coding Instructions**, National Cancer Institute, NIH Pub. No. 01-4969, Bethesda, MD, 2001. (3) Collaborative Stage Work Group of the American Joint Committee on Cancer. **Collaborative Stage Data Collection System User Documentation and Coding Instructions, version 02.05.** American Joint Committee on Cancer (Chicago, IL) (4) Gress, D.M., Edge, S.B., Gershenwald, J.E., et al. **Principles of Cancer Staging.** In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017: 3-30 (5) **Introduction to Female Reproductive Organs**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017: 631 (6) Dizon, D.S., Olawaiye, A.B., Mutch, D.G., et al. **Corpus Uteri – Sarcoma**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017: 671-680