| Code | Display |
| C000 |
External lip upper |
| C001 |
External lip lower |
| C002 |
External lip NOS |
| C003 |
Upper lip, mucosa |
| C004 |
Lower lip, mucosa |
| C005 |
Mucosa lip, NOS |
| C006 |
Commissure lip |
| C008 |
Overlapping lesion of lip |
| C009 |
Lip, NOS |
| C019 |
Base of tongue, NOS |
| C020 |
Dorsal surface tongue, NOS |
| C021 |
Border of tongue |
| C022 |
Ventral surface of tongue NOS |
| C023 |
Anterior 2/3 of tongue NOS |
| C024 |
Lingual tonsil |
| C028 |
Overlapping lesion of tongue |
| C029 |
Tongue NOS |
| C030 |
Upper gum |
| C031 |
Lower gum |
| C039 |
Gum NOS |
| C040 |
Anterior floor of mouth |
| C041 |
Lateral floor of mouth |
| C048 |
Overlapping lesion of floor of mouth |
| C049 |
Floor of mouth NOS |
| C050 |
Hard palate |
| C051 |
Soft palate NOS (excludes Nasopharyngcal surface C11.3) |
| C052 |
Uvula |
| C058 |
Overlapping lesion of palate |
| C059 |
Palate NOS |
| C060 |
Cheek mucosa |
| C061 |
Vestibule of mouth |
| C062 |
Retromolar area |
| C068 |
Overlapping lesion of other and unspecified parts of mouth |
| C069 |
Mouth NOS |
| C079 |
Parotid gland |
| C080 |
Submaxillary gland |
| C081 |
Sublingual gland |
| C088 |
Overlapping lesion of major salivary glands |
| C089 |
Major salivary gland, NOS |
| C090 |
Tonsillar fossa |
| C091 |
Tonsillar pillar |
| C098 |
Overlapping lesion of tonsil |
| C099 |
Tonsil NOS (excludes Lingual tonsil C02.4 and Pharyngeal tonsil C11.1) |
| C100 |
Vallecula |
| C101 |
Anterior surface of epiglottis |
| C102 |
Lateral wall oropharynx |
| C103 |
Posterior wall oropharynx |
| C104 |
Branchial cleft (site of neoplosm) |
| C108 |
Overlapping lesion of oropharynx |
| C109 |
Oropharynx NOS |
| C110 |
Superior wall of nasopharynx |
| C111 |
Posterior wall nasopharynx |
| C112 |
Lateral wall nasopharynx |
| C113 |
Anterior wall nasopharynx |
| C118 |
Overlapping lesion of nasopharynx |
| C119 |
Nasopharynx NOS |
| C129 |
Pyriform sinus |
| C130 |
Postcricoid region |
| C131 |
Hypopharyngeal aspect of aryepiglottic fold |
| C132 |
Posterior wall hypopharynx |
| C138 |
Overlapping lesion of hypopharynx |
| C139 |
Hypopharynx, NOS |
| C140 |
Pharynx NOS |
| C142 |
Waldeyer's ring |
| C148 |
Overlapping lesion of lip, oral cavity and pharynx |
| C150 |
Cervical esophagus |
| C151 |
Thoracic esophagus |
| C152 |
Abdominal esophagus |
| C153 |
Upper third of esophagus |
| C154 |
Middle third of esophagus |
| C155 |
Esophagus lower third |
| C158 |
Overlapping lesion of esophagus |
| C159 |
Esophagus NOS |
| C160 |
Cardia, NOS |
| C161 |
Fundus stomach |
| C162 |
Body stomach |
| C163 |
Gastric antrum |
| C164 |
Pylorus |
| C165 |
Lesser curvature of stomach, NOS (not classifiable to C16.1 to C16.4) |
| C166 |
Greater curvature of stomach, NOS (not classifiable to C16.0 to C16.4) |
| C168 |
Overlapping lesion of stomach |
| C169 |
Stomach NOS |
| C170 |
Duodenum |
| C171 |
Jejunum |
| C172 |
Ileum (excludes ileocecal valve C18.0) |
| C173 |
Meckel's diverticulum (site of neoplasm) |
| C178 |
Overlapping lesion of small intestine |
| C179 |
Small intestine NOS |
| C180 |
Cecum |
| C181 |
Appendix |
| C182 |
Ascending colon |
| C183 |
Hepatic flexure of colon |
| C184 |
Transverse colon |
| C185 |
Splenic flexure of colon |
| C186 |
Descending colon |
| C187 |
Sigmoid colon |
| C188 |
Overlapping lesion of colon |
| C189 |
Colon NOS |
| C199 |
Rectosigmoid junction |
| C209 |
Rectum, NOS |
| C210 |
Anus, NOS (excludes Skin of anus and Perianal skin (C44.5) |
| C211 |
Anal canal |
| C212 |
Cloacogenic zone |
| C218 |
Overlapping lesion of rectum, anus and anal canal |
| C220 |
Liver |
| C221 |
Intrahepatic bile duct |
| C239 |
Gallbladder |
| C240 |
Extrahepatic bile duct |
| C241 |
Ampulla of Vater |
| C248 |
Overlapping lesion of biliary tract |
| C249 |
Biliary tract, NOS |
| C250 |
Head of pancreas |
| C251 |
Body pancreas |
| C252 |
Tail pancreas |
| C253 |
Pancreatic duct |
| C254 |
Islets of Langerhans |
| C257 |
Neck of pancreas |
| C258 |
Overlapping lesion of pancreas |
| C259 |
Pancreas NOS |
| C260 |
Intestinal tract, NOS |
| C268 |
Overlapping lesion of digestive system |
| C269 |
Gastrointestinal tract, NOS |
| C300 |
Nasal cavity (excludes Nose, NOS C76.0) |
| C301 |
Middle ear |
| C310 |
Maxillary sinus |
| C311 |
Ethmoid sinus |
| C312 |
Frontal sinus |
| C313 |
Sphenoid sinus |
| C318 |
Overlapping lesion of accessory sinuses |
| C319 |
Accessory sinus, NOS |
| C320 |
Glottis |
| C321 |
Supraglottis |
| C322 |
Subglottis |
| C323 |
Laryngeal cartilage |
| C328 |
Overlapping lesion of larynx |
| C329 |
Larynx NOS |
| C339 |
Trachea |
| C340 |
Main bronchus |
| C341 |
Upper lobe, lung |
| C342 |
Middle lobe, lung |
| C343 |
Lower lobe, lung |
| C348 |
Overlapping lesion of lung |
| C349 |
Lung NOS |
| C379 |
Thymus |
| C380 |
Heart |
| C381 |
Anterior mediastinum |
| C382 |
Posterior mediastinum |
| C383 |
Mediastinum NOS |
| C384 |
Pleura NOS |
| C388 |
Overlapping lesion of heart, mediastinum and pleura |
| C390 |
Upper respiratory tract, NOS |
| C398 |
Overlapping lesion of respiratory system and intrathoracic organs |
| C399 |
Respiratory tract, NOS |
| C400 |
Upper limb long bones, joints |
| C401 |
Upper limb short bones, joints |
| C403 |
Lower limb short bones, joints |
| C408 |
Overlapping lesion of bones, joints and articular cartilage of limbs |
| C409 |
Bone limb, NOS |
| C410 |
Skull and facial bone |
| C411 |
Mandible |
| C412 |
Vertebral column (excludes Sacrum and Coccyx C41.4) |
| C413 |
Rib, sternum, clavicle |
| C414 |
Pelvic bone |
| C418 |
Overlapping lesion of bones, joints and articular cartilage |
| C419 |
Bone NOS |
| C420 |
Blood |
| C421 |
Bone marrow |
| C422 |
Spleen |
| C423 |
Reticuloendothelial system, NOS |
| C424 |
Hematopoietic system, NOS |
| C440 |
Skin lip, NOS |
| C441 |
Eyelid NOS |
| C442 |
External ear |
| C443 |
Skin face |
| C444 |
Skin scalp, neck |
| C445 |
Skin trunk |
| C446 |
Skin limb, upper |
| C447 |
Skin limb, lower |
| C470 |
Peripheral nerve head, neck |
| C471 |
Peripheral nerve shoulder, arm |
| C472 |
Peripheral nerve leg |
| C473 |
Peripheral nerve thorax (excludes Thymus, Heart and Mediastinum C37. , C38. ) |
| C474 |
Peripheral nerve abdomen |
| C475 |
Peripheral nerve pelvis |
| C476 |
Peripheral nerve trunk |
| C478 |
Overlapping lesion of peripheral nerves and autonomic nervous system |
| C479 |
Autonomic nervous system NOS |
| C480 |
Retroperitoneum |
| C481 |
Peritoneum |
| C482 |
Peritoneum NOS |
| C488 |
Overlapping lesion of retroperitoneum and peritoneum |
| C490 |
Connective tissue head |
| C491 |
Connective tissue arm |
| C492 |
Connective tissue leg |
| C493 |
Connective tissue thorax (excludes Thymus, Heart and Mediastinum C37. , C38. ) |
| C494 |
Connective tissue abdomen |
| C495 |
Connective tissue pelvis |
| C496 |
Connective tissue trunk, NOS |
| C498 |
Overlapping lesion of connective, subcutaneous and other soft tissues |
| C499 |
Connective tissue NOS |
| C500 |
Nipple |
| C501 |
Central portion of breast |
| C502 |
Upper inner quadrant of breast |
| C503 |
Lower inner quadrant of breast |
| C504 |
Upper outer quadrant of breast |
| C505 |
Lower outer quadrant of breast |
| C506 |
Axillary tail of breast |
| C508 |
Overlapping lesion of breast |
| C509 |
Breast NOS (excludes Skin of breast C44.5) |
| C510 |
Labium majus |
| C511 |
Labium minus |
| C512 |
Clitoris |
| C518 |
Overlapping lesion of vulva |
| C519 |
Vulva, NOS |
| C529 |
Vagina, NOS |
| C530 |
Endocervix |
| C531 |
Exocervix |
| C538 |
Overlapping lesion of cervix uteri |
| C539 |
Cervix uteri |
| C540 |
Isthmus uteri |
| C541 |
Endometrium |
| C542 |
Myometrium |
| C543 |
Fundus uteri |
| C548 |
Overlapping lesion of corpus uteri |
| C549 |
Corpus uteri |
| C559 |
Uterus NOS |
| C569 |
Ovary |
| C570 |
Fallopian tube |
| C571 |
Broad ligament |
| C572 |
Round ligament |
| C573 |
Parametrium |
| C574 |
Uterine adnexa |
| C577 |
Wolffian body |
| C578 |
Overlapping lesion of female genital organs |
| C579 |
Female genital tract, NOS |
| C600 |
Prepuce |
| C601 |
Glans penis |
| C602 |
Body penis |
| C608 |
Overlapping lesion of penis |
| C609 |
Penis NOS |
| C619 |
Prostate gland |
| C620 |
Undescended testis (site of neoplasm) |
| C621 |
Descended testis |
| C629 |
Testis NOS |
| C630 |
Epididymis |
| C631 |
Spermatic cord |
| C632 |
Scrotum, NOS |
| C637 |
Tunica vaginalis |
| C638 |
Overlapping lesion of male genital organs |
| C639 |
Male genital organs, NOS |
| C649 |
Kidney NOS |
| C659 |
Renal pelvis |
| C669 |
Ureter |
| C670 |
Trigone, bladder |
| C671 |
Dome, bladder |
| C672 |
Lateral wall bladder |
| C674 |
Posterior wall bladder |
| C676 |
Ureteric orifice |
| C677 |
Urachus |
| C678 |
Overlapping lesion of bladder |
| C679 |
Bladder NOS |
| C680 |
Urethra |
| C681 |
Paraurethral gland |
| C688 |
Overlapping lesion of urinary organs |
| C689 |
Urinary system, NOS |
| C690 |
Conjunctiva |
| C691 |
Cornea, NOS |
| C692 |
Retina |
| C693 |
Choroid |
| C694 |
Ciliary body |
| C695 |
Lacrimal gland |
| C696 |
Orbit NOS |
| C698 |
Overlapping lesion of eye and adnexa |
| C699 |
Eye NOS |
| C700 |
Cerebral meninges |
| C701 |
Spinal meninges |
| C709 |
Meninges NOS |
| C710 |
Cerebrum |
| C711 |
Frontal lobe |
| C712 |
Temporal lobe |
| C713 |
Parietal lobe |
| C714 |
Occipital lobe |
| C715 |
Ventricle NOS |
| C716 |
Cerebellum, NOS |
| C717 |
Brain stem |
| C718 |
Overlapping lesion of brain |
| C719 |
Brain NOS |
| C720 |
Spinal cord |
| C721 |
Cauda equina |
| C722 |
Olfactory nerve |
| C723 |
Optic nerve |
| C724 |
Acoustic nerve |
| C725 |
Cranial nerve, NOS |
| C728 |
Overlapping lesion of brain and central nervous system |
| C729 |
Nervous system NOS |
| C739 |
Thyroid gland |
| C740 |
Adrenal gland cortex |
| C741 |
Adrenal gland medulla |
| C749 |
Adrenal gland NOS |
| C750 |
Parathyroid gland |
| C751 |
Pituitary gland |
| C752 |
Craniopharyngeal duct |
| C753 |
Pineal gland |
| C754 |
Carotid body |
| C755 |
Aortic body |
| C758 |
Overlapping lesion of endocrine glands and related structures |
| C759 |
Endocrine gland, NOS |
| C760 |
Head, face or neck NOS |
| C761 |
Thorax NOS |
| C762 |
Abdomen NOS |
| C763 |
Pelvis NOS |
| C764 |
Upper limb NOS |
| C765 |
Lower limb NOS |
| C767 |
Other illdefined sites |
| C768 |
Overlapping lesion of ill-defined sites |
| C770 |
Lymph node face, head ,neck |
| C771 |
Intrathoracic lymph node |
| C772 |
Intra-abdominal lymph nodes |
| C773 |
Lymph node axilla, arm |
| C774 |
Lymph node inguinal region, leg |
| C775 |
Lymph node pelvic |
| C778 |
Lymph nodes of multiple regions |
| C779 |
Lymph node NOS |
| C809 |
Unknown primary site |