| 0 |
In situ, intraepithelial, noninvasive |
| 1 |
Localized only (localized, NOS)
All Sites
- Confined to colon, rectum, rectosigmoid, NOS
- Confined to polyp (head, stalk, NOS)
- Extension through wall, NOS
- Intraluminal extension to colon and/or anal canal/anus (rectum only)
- Invasion of
+ Intramucosal, NOS
+ Lamina propria
+ Mucosa, NOS
+ Muscularis mucosae
+ Muscularis, NOS
+ Muscularis propria
+ Rectum (C209): WITH or WITHOUT intraluminal extension to colon and/or anal canal/anus
- Perimuscular tissue invaded
- Submucosa (superficial invasion)
- Subserosal tissue/(sub)serosal fat invaded
- Transmural, NOS
- Wall, NOS
Non-peritonealized sites (See Notes 6 and 7) or UNKNOWN if peritonealized (for peritonealized sites, see code 2)
- Pericolic fat/tissues
- Perirectal fat/tissues |
| 2 |
Regional by direct extension only
All sites
+ Abdominal wall
+ Adherent to other organs or structures clinically with no microscopic examination
+ Adjacent (connective) tissue(s), NOS
+ Fat, NOS
+ Mesentery (including mesenteric fat, mesocolon)
+ Mesothelium
+ Retroperitoneum (excluding fat)
+ Serosa
+ Small intestine
+ Tumor found in adhesion(s) if microscopic examination performed
+ Tunica serosa
+ Visceral peritoneum
Peritonealized sites (See Notes 6 and 7) (for non-peritonealized sites or UNKNOWN if peritonealized, see code 1)
+ Pericolic fat/tissues
+ Perirectal fat/tissues
Cecum (C180)
+ Greater omentum
Ascending colon (C182)
+ Kidney, right
+ Liver, right lobe
+ Retroperitoneal fat
+ Ureter, right
Transverse colon and flexures (C183, C184, C185)
+ Bile ducts
+ Gallbladder
+ Gastrocolic ligament
+ Greater omentum
+ Kidney
+ Liver
+ Pancreas
+ Spleen
+ Stomach
Descending colon (C186)
+ Kidney, left
+ Pelvic wall
+ Retroperitoneal fat
+ Spleen
+ Ureter, left
Sigmoid colon (C187)
+ Pelvic wall
Rectosigmoid (C199)
+ Cul de sac (rectouterine pouch)
+ Pelvic wall
+ Small intestine
Rectum (C209)
+ Anus
+ Bladder (males only)
+ Cul de sac (rectouterine pouch)
+ Ductus deferens
+ Pelvic wall
+ Prostate
+ Rectovaginal septum
+ Rectovesical fat (males only)
+ Seminal vesicle(s)
+ Skeletal muscles of pelvic floor
+ Vagina |
| 3 |
Regional lymph node(s) involved only
All sites
+ Colic, NOS
+ Epicolic (adjacent to bowel wall)
+ Mesenteric, NOS
+ Mesocolic, NOS
+ Paracolic
+ Pericolic
+ Tumor deposits (TD) in the subserosa, mesentery, mesorectal or nonperitonealized pericolic or perirectal tissues WITHOUT regional nodal metastasis
+ Regional lymph node(s), NOS
* Lymph node(s), NOS
Cecum (C180)
+ Cecal, NOS
* Anterior cecal (prececal)
* Posterior cecal (retrocecal)
+ Colic (right)
+ Ileocolic
+ Periappendiceal
Ascending colon (C182)
+ Colic (middle-right branch, right)
+ Ileocolic
Hepatic flexure (C183)
+ Colic (middle, right)
+ Ileocolic
Transverse colon (C184)
+ Colic (middle)
Splenic flexure (C185)
+ Colic (left, middle)
+ Mesenteric (inferior)
Descending colon (C186)
+ Colic (left)
+ Mesenteric (inferior)
+ Sigmoid
Sigmoid colon (C187)
+ Colic (left)
+ Mesenteric (inferior)
+ Rectal (superior) (hemorrhoidal)
+ Rectosigmoid
+ Sigmoid (sigmoidal) (sigmoid mesenteric)
+ Superior rectal (hemorrhoidal)
Rectosigmoid (C199)
+ Hemorrhoidal (middle, superior)
+ Mesenteric (inferior)
+ Mesorectal
+ Pericolic
+ Perirectal
+ Rectal (middle, superior)
+ Sigmoid (mesenteric)
Rectum (C209)
+ Hemorrhoidal (middle, superior)
+ Iliac (hypogastric, internal, obturator) (see code 7 for common, external, NOS)
+ Mesenteric (inferior)
+ Mesorectal
+ Perirectal
+ Rectal (inferior)
+ Sacral, NOS
* Lateral sacral (laterosacral)
* Middle sacral (promontorial) (Gerota's node)
* Presacral
+ Sigmoidal (sigmoid mesenteric) |
| 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)
All sites
+ Adrenal (suprarenal) gland
+ Bladder
+ Diaphragm
+ Fallopian tube
+ Fistula to skin
+ Gallbladder
+ Other segment(s) of colon via serosa
+ Ovary(ies)
+ Uterus
Cecum (C180)
+ Kidney, right
+ Liver
+ Ureter, right
Transverse colon and flexures (C183-C185)
+ Ureter
Sigmoid colon (C187)
+ Cul de sac (rectouterine pouch)
+ Ureter
Rectosigmoid (C199)
+ Bladder
+ Colon via serosa
+ Fallopian tube
+ Ovary
+ Prostate
+ Skeletal muscles of pelvic floor
+ Ureter
+ Vagina
Rectum (C209)
+ Bladder (for females only)
+ Bone(s) of pelvis
+ Cervix
+ Perineum, perianal skin
+ Sacral plexus
+ Sacrum
+ Ureter
+ Urethra
+ Uterus
Distant lymph node(s), NOS
+ Colon
* Iliac (common, external, hypogastric, internal, obturator, NOS)
* Inferior mesenteric (cecum, ascending colon, hepatic flexure, transverse colon)
* Para-aortic
* Retroperitoneal
* Superior mesenteric
+ Rectosigmoid
* Hemorrhoidal, inferior (rectosigmoid)
* Iliac (common, external, hypogastric, internal, obturator, NOS)
* Rectal, inferior
* Superior mesenteric
+ Rectum
* Colic (left) (rectum)
* Iliac (common, external, NOS) (see code 3 for hypogastric, internal, obturator)
* Superior mesenteric
Distant metastasis, NOS
+ Carcinomatosis
+ Peritoneal surface metastasis (peritoneum)
+ Distant metastasis WITH or WITHOUT distant lymph node(s) |
| 9 |
Unknown if extension or metastasis |
