Chapter II


Benign neoplasms

Includes: morphology codes with behaviour code /0

D10 Benign neoplasm of mouth and pharynx
D10.0 Lip
Lip (frenulum)(inner aspect)(mucosa)(vermilion border)
# Includes: labial commissure
Excludes: skin of lip ( D22.0, D23.0)
#D10.00 Upper lip, vermilion border
#D10.01 Upper lip, labial mucosa
#D10.02 Upper lip, vermilion border with mucosa
#D10.03 Lower lip, vermilion border
#D10.04 Lower lip, labial mucosa
#D10.05 Lower lip, vermilion border with mucosa
#D10.06 Both lips, vermilion border
#D10.07 Both lips, labial mucosa
#D10.08 Both lips, vermilion border with mucosa
#D10.09 Lip, unspecified
D10.1 Tongue
#D10.10 Base of tongue (posterior to terminal sulcus)
#D10.11 Dorsal surface of tongue
#D10.12 Border and tip of tongue
#D10.13 Ventral surface of tongue
#D10.14 Lingual tonsil
#D10.19 Tongue, unspecified
D10.2 Floor of mouth
D10.3 Other and unspecified parts of mouth
Minor salivary gland NOS
Excludes: benign odontogenic neoplasms ( D16.4-D16.5)
mucosa of lip ( D10.0)
nasopharyngeal surface of soft palate ( D10.6)
#D10.30 Buccal mucosa
#D10.31 Buccal mucosal commissure
#D10.32 Buccal sulcus
#D10.33 Gingiva and edentulous alveolar ridge
Congenital epulis
Excludes: fibrous epulis (K06.82 )
giant cell granuloma, peripheral (K06.81 )
pregnancy granuloma (O26.8 )
#D10.34 Hard palate
Junction of hard and soft palate
#D10.35 Soft palate
#D10.36 Uvula
#D10.37 Retromolar area
#D10.38 Tuberosity
#D10.39 Mouth, unspecified
Minor salivary gland NOS
D10.4 Tonsil
Tonsil (faucial)(palatine)
Excludes: lingual tonsil ( D10.1)
pharyngeal tonsil ( D10.6)
· fossa ( D10.5)
· pillars ( D10.5)
D10.5 Other parts of oropharynx
Epiglottis, anterior aspect
· fossa
· pillars
Excludes: epiglottis:
· NOS ( D14.1)
· suprahyoid portion ( D14.1)
D10.6 Nasopharynx
Pharyngeal tonsil
Posterior margin of septum and choanae
D10.7 Hypopharynx
D10.9 Pharynx, unspecified

D11 Benign neoplasm of major salivary glands
Excludes: benign neoplasms of specified minor salivary glands which are classified according to their anatomical location
benign neoplasms of minor salivary glands NOS ( D10.3 )
D11.0 Parotid gland
D11.7 Other major salivary glands

· sublingual
· submandibular
· submaxillary
D11.9 Major salivary gland, unspecified

D12 Benign neoplasm of colon, rectum, anus and anal canal
D12.0 Caecum
Ileocaecal valve
D12.1 Appendix
D12.2 Ascending colon
D12.3 Transverse colon
Hepatic flexure
Splenic flexure
D12.4 Descending colon
D12.5 Sigmoid colon
D12.6 Colon, unspecified
Adenomatosis of colon
Large intestine NOS
Polyposis (hereditary) of colon
D12.7 Rectosigmoid junction
D12.8 Rectum
D12.9 Anus and anal canal
Excludes: anal:
· margin ( D22.5 , D23.5 )
· skin ( D22.5 , D23.5 )
perianal skin ( D22.5 , D23.5 )

D13 Benign neoplasm of other and ill-defined parts of digestive system
D13.0 Oesophagus
D13.1 Stomach
D13.2 Duodenum
D13.3 Other and unspecified parts of small intestine
D13.4 Liver
Intrahepatic bile ducts
D13.5 Extrahepatic bile ducts
D13.6 Pancreas
Excludes: endocrine pancreas ( D13.7 )
D13.7 Endocrine pancreas
Islet cell tumour
Islets of Langerhans
D13.9 Ill-defined sites within the digestive system
Digestive system NOS
Intestine NOS

D14 Benign neoplasm of middle ear and respiratory system
D14.0 Middle ear, nasal cavity and accessory sinuses

Cartilage of nose
Maxillary sinus
Paranasal sinus
Excludes: auricular canal (external) ( D22.2 , D23.2 )
bone of:
· ear ( D16.4 )
· nose ( D16.4 )
cartilage of ear ( D21.0 )
ear (external)(skin) ( D22.2 , D23.2 )
· NOS ( D36.7 )
· skin ( D22.3 , D23.3 )
olfactory bulb ( D33.3 )
polyp (of):
· accessory sinus ( J33.8 )
· ear (middle) ( H74.4 )
· nasal (cavity) ( J33.- )
posterior margin of septum and choanae ( D10.6 )
D14.1 Larynx
Epiglottis (suprahyoid portion)
Excludes: epiglottis, anterior aspect ( D10.5 )
polyp of vocal cord and larynx ( J38.1 )
D14.2 Trachea
D14.3 Bronchus and lung
D14.4 Respiratory system, unspecified

D15 Benign neoplasm of other and unspecified intrathoracic organs
Excludes: mesothelial tissue ( D19.- )
D15.0 Thymus
D15.1 Heart
Excludes: great vessels ( D21.3 )
D15.2 Mediastinum
D15.7 Other specified intrathoracic organs
D15.9 Intrathoracic organ, unspecified

D16 Benign neoplasm of bone and articular cartilage
# Include: odontogenic tissue

cherubism of jaw (K10.88 )
connective tissue of:
ear (D21.0)
eyelid (D21.0)
larynx (D14.1)
nose (D14.0)
exostosis of jaw (K10.88 )
fibrous dysplasia of jaw (K10.83 )
giant cell granuloma (K10.1 )
synovia (D21.-)
tori of jaw (K10.00 )

D16.0 Scapula and long bones of upper limb
D16.1 Short bones of upper limb
D16.2 Long bones of lower limb
D16.3 Short bones of lower limb
D16.4 Bones of skull and face
Maxilla (superior)
Orbital bone
Excludes: lower jaw bone ( D16.5)
#D16.40 Maxilla, bone and cartilage
#D16.41 Maxilla, odontogenic tissue
#D16.48 Other bones of skull and face
#D16.49 Maxilla, unspecified
D16.5 Lower jaw bone
#D16.50 Mandible, bone and cartilage
#D16.51 Mandible, odontogenic tissue
#D16.59 Mandible, unspecified
D16.6 Vertebral column
Excludes: sacrum and coccyx ( D16.8)
D16.7 Ribs, sternum and clavicle
D16.8 Pelvic bones, sacrum and coccyx
D16.9 Bone and articular cartilage, unspecified

D17 Benign lipomatous neoplasm
Includes: morphology codes M885-M888 with behaviour code /0
D17.0 Benign lipomatous neoplasm of skin and subcutaneous tissue of head, face and neck
D17.1 Benign lipomatous neoplasm of skin and subcutaneous tissue of trunk
D17.2 Benign lipomatous neoplasm of skin and subcutaneous tissue of limbs
D17.3 Benign lipomatous neoplasm of skin and subcutaneous tissue of other and unspecified sites
D17.4 Benign lipomatous neoplasm of intrathoracic organs
D17.5 Benign lipomatous neoplasm of intra-abdominal organs
Excludes: peritoneum and retroperitoneum ( D17.7 )
D17.6 Benign lipomatous neoplasm of spermatic cord
D17.7 Benign lipomatous neoplasm of other sites
D17.9 Benign lipomatous neoplasm, unspecified
Lipoma NOS

D18 Haemangioma and lymphangioma, any site
Includes: morphology codes M912-M917 with behaviour code /0
Excludes: blue or pigmented naevus ( D22.-)
D18.0 Haemangioma, any site
#D18.00 Skin and subcutaneous tissue
#D18.01 Intracranial structure
#D18.02 Liver
#D18.03 Intestine
#D18.04 Ear, nose, mouth and throat
#D18.05 Multiple sites
#D18.08 Other specified sites
#D18.09 Haemangioma, unspecified
Angioma NOS
D18.1 Lymphangioma, any site

D19 Benign neoplasm of mesothelial tissue
Includes: morphology code M905 with behaviour code /0
D19.0 Mesothelial tissue of pleura
D19.1 Mesothelial tissue of peritoneum
D19.7 Mesothelial tissue of other sites
D19.9 Mesothelial tissue, unspecified
Benign mesothelioma NOS

D20 Benign neoplasm of soft tissue of retroperitoneum and peritoneum
Excludes: benign lipomatous neoplasm of peritoneum and retroperitoneum ( D17.7 )
mesothelial tissue ( D19.- )
D20.0 Retroperitoneum
D20.1 Peritoneum

D21 Other benign neoplasms of connective and other soft tissue
Includes: blood vessel
ligament, except uterine
lymphatic channel
tendon (sheath)
Excludes: cartilage:
· articular ( D16.- )
· larynx ( D14.1 )
· nose ( D14.0 )
connective tissue of breast ( D24 )
haemangioma ( D18.0 )
lipomatous neoplasm ( D17.- )
lymphangioma ( D18.1 )
peripheral nerves and autonomic nervous system ( D36.1 )
peritoneum ( D20.1 )
retroperitoneum ( D20.0 )
· leiomyoma ( D25.- )
· ligament, any ( D28.2 )
vascular tissue ( D18.- )
D21.0 Connective and other soft tissue of head, face and neck

Benign neoplasm of blood vessels other than haemangioma and glomus tumour
Connective tissue of:
· ear
· eyelid
Excludes: connective tissue of orbit ( D31.6 )
D21.1 Connective and other soft tissue of upper limb, including shoulder
D21.2 Connective and other soft tissue of lower limb, including hip
D21.3 Connective and other soft tissue of thorax
Great vessels
Excludes: heart ( D15.1 )
mediastinum ( D15.2 )
thymus ( D15.0 )
D21.4 Connective and other soft tissue of abdomen
D21.5 Connective and other soft tissue of pelvis
Excludes: uterine:
· leiomyoma ( D25.- )
· ligament, any ( D28.2 )
D21.6 Connective and other soft tissue of trunk, unspecified
Back NOS
D21.9 Connective and other soft tissue, unspecified

D22 Melanocytic naevi
Includes: morphology codes M872-M879 with behaviour code /0
· blue
· hairy
· pigmented
D22.0 Melanocytic naevi of lip
D22.1 Melanocytic naevi of eyelid, including canthus
D22.2 Melanocytic naevi of ear and external auricular canal
D22.3 Melanocytic naevi of other and unspecified parts of face
D22.4 Melanocytic naevi of scalp and neck
D22.5 Melanocytic naevi of trunk
· margin
· skin
Perianal skin
Skin of breast
D22.6 Melanocytic naevi of upper limb, including shoulder
D22.7 Melanocytic naevi of lower limb, including hip
D22.9 Melanocytic naevi, unspecified

D23 Other benign neoplasms of skin
Includes: benign neoplasm of:
· hair follicles
· sebaceous glands
· sweat glands
Excludes: benign lipomatous neoplasms ( D17.0-D17.3 )
melanocytic naevi ( D22.- )
D23.0 Skin of lip
Excludes: vermilion border of lip ( D10.0 )
D23.1 Skin of eyelid, including canthus
D23.2 Skin of ear and external auricular canal
D23.3 Skin of other and unspecified parts of face
D23.4 Skin of scalp and neck
D23.5 Skin of trunk
· margin
· skin
Perianal skin
Skin of breast
Excludes: anus NOS ( D12.9 )
skin of genital organs ( D28-D29 )
D23.6 Skin of upper limb, including shoulder
D23.7 Skin of lower limb, including hip
D23.9 Skin, unspecified

D24 Benign neoplasm of breast
· connective tissue
· soft parts
Excludes: benign mammary dysplasia ( N60.- )
skin of breast ( D22.5 , D23.5 )

D25 Leiomyoma of uterus
Includes: benign neoplasms of uterus with morphology code M889 and behaviour code /0
fibromyoma of uterus
D25.0 Submucous leiomyoma of uterus
D25.1 Intramural leiomyoma of uterus
D25.2 Subserosal leiomyoma of uterus
#D25.7 Leiomyoma of uterus, multiple sites
D25.9 Leiomyoma of uterus, unspecified

D26 Other benign neoplasms of uterus
D26.0 Cervix uteri
D26.1 Corpus uteri
D26.7 Other parts of uterus
D26.9 Uterus, unspecified

D27 Benign neoplasm of ovary

D28 Benign neoplasm of other and unspecified female genital organs
Includes: adenomatous polyp
skin of female genital organs
D28.0 Vulva
D28.1 Vagina
D28.2 Uterine tubes and ligaments
Fallopian tube
Uterine ligament (broad)(round)
D28.7 Other specified female genital organs
D28.9 Female genital organ, unspecified

D29 Benign neoplasm of male genital organs
Includes: skin of male genital organs
D29.0 Penis
D29.1 Prostate
Excludes: hyperplasia of prostate (adenomatous) ( N40 )
· adenoma ( N40 )
· enlargement ( N40 )
· hypertrophy ( N40 )
D29.2 Testis
D29.3 Epididymis
D29.4 Scrotum
Skin of scrotum
D29.7 Other male genital organs
Seminal vesicle
Spermatic cord
Tunica vaginalis
D29.9 Male genital organ, unspecified

D30 Benign neoplasm of urinary organs
D30.0 Kidney
Excludes: renal:
· calyces ( D30.1 )
· pelvis ( D30.1 )
D30.1 Renal pelvis
D30.2 Ureter
Excludes: ureteric orifice of bladder ( D30.3 )
D30.3 Bladder
Orifice of bladder:
· urethral
· ureteric
D30.4 Urethra
Excludes: urethral orifice of bladder ( D30.3 )
D30.7 Other urinary organs
Paraurethral glands
D30.9 Urinary organ, unspecified
Urinary system NOS

D31 Benign neoplasm of eye and adnexa
Excludes: connective tissue of eyelid ( D21.0 )
optic nerve ( D33.3 )
skin of eyelid ( D22.1 , D23.1 )
D31.0 Conjunctiva
D31.1 Cornea
D31.2 Retina
D31.3 Choroid
D31.4 Ciliary body
D31.5 Lacrimal gland and duct
Lacrimal sac
Nasolacrimal duct
D31.6 Orbit, unspecified
Connective tissue of orbit
Extraocular muscle
Peripheral nerves of orbit
Retrobulbar tissue
Retro-ocular tissue
Excludes: orbital bone ( D16.4 )
D31.9 Eye, unspecified

D32 Benign neoplasm of meninges
D32.0 Cerebral meninges
D32.1 Spinal meninges
D32.9 Meninges, unspecified
Meningioma NOS

D33 Benign neoplasm of brain and other parts of central nervous system
Excludes: angioma ( D18.0 )
meninges ( D32.- )
peripheral nerves and autonomic nervous system ( D36.1 )
retro-ocular tissue ( D31.6 )
D33.0 Brain, supratentorial
Cerebral ventricle
Excludes: fourth ventricle ( D33.1 )
D33.1 Brain, infratentorial
Brain stem
Fourth ventricle
D33.2 Brain, unspecified
D33.3 Cranial nerves

Olfactory bulb
Optic nerve
D33.4 Spinal cord
D33.7 Other specified parts of central nervous system
D33.9 Central nervous system, unspecified
Nervous system (central) NOS

D34 Benign neoplasm of thyroid gland

D35 Benign neoplasm of other and unspecified endocrine glands
Excludes: endocrine pancreas ( D13.7 )
ovary ( D27 )
testis ( D29.2 )
thymus ( D15.0 )
D35.0 Adrenal gland
D35.1 Parathyroid gland
D35.2 Pituitary gland
D35.3 Craniopharyngeal duct
D35.4 Pineal gland
D35.5 Carotid body
D35.6 Aortic body and other paraganglia
D35.7 Other specified endocrine glands
D35.8 Pluriglandular involvement
D35.9 Endocrine gland, unspecified

D36 Benign neoplasm of other and unspecified sites
D36.0 Lymph nodes
# Includes :   head and neck nodes
D36.1 Peripheral nerves and autonomic nervous system
# Includes :  head and neck nerves
Excludes: peripheral nerves of orbit ( D31.6)
D36.7 Other specified sites
Nose NOS
D36.9 Benign neoplasm of unspecified site