Table of Neoplasms — N
Find the anatomical site, then read across to the column matching the behaviour the pathology report describes. One site yields six different codes depending on whether the neoplasm is malignant, in situ, benign, or of uncertain behaviour. 48 sites beginning with N.
A blank cell means the column does not apply to that site — not that the code is missing.
| Site | Malignant primary | Malignant secondary | Ca in situ | Benign | Uncertain behaviour | Unspecified behaviour |
|---|---|---|---|---|---|---|
| Neoplasm, neoplastic | C80.1 | C79.9 | D09.9 | D36.9 | D48.9 | D49.9 |
| nerveNeoplasm, neoplastic › auditory | C72.4- | C79.49 | — | D33.3 | D43.3 | D49.7 |
| neckNeoplasm, neoplastic › bladder(urinary) | C67.5 | C79.11 | D09.0 | D30.3 | D41.4 | D49.4 |
| navicularNeoplasm, neoplastic › bone(periosteum) | — | — | — | — | — | — |
| nose, nasalNeoplasm, neoplastic › bone(periosteum) | C41.0 | C79.51 | — | D16.4- | D48.0 | D49.2 |
| nippleNeoplasm, neoplastic › breast(connective tissue) (glandular tissue) (soft parts) | C50.0- | C79.81 | D05.- | D24.- | D48.6- | D49.3 |
| nose, nasalNeoplasm, neoplastic › cartilage(articular) (joint) NEC | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| nasalNeoplasm, neoplastic › cavity | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| nabothian glandNeoplasm, neoplastic › cervix(cervical) (uteri) (uterus) | C53.0 | C79.82 | D06.0 | D26.0 | D39.0 | D49.59 |
| noseNeoplasm, neoplastic › concha | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| natesNeoplasm, neoplastic › connective tissue NEC | C49.5 | C79.89 | — | D21.5 | D48.1- | D49.2 |
| neckNeoplasm, neoplastic › connective tissue NEC | C49.0 | C79.89 | — | D21.0 | D48.1- | D49.2 |
| Note: For neoplasms of connective tissue(blood vessel, bursa, fascia, ligament, muscle, peripheral nerves, sympathetic and parasympathetic nerves and ganglia, synovia, tendon, etc.) or of morphological types that indicate connective tissue, code according to the list under "Neoplasm, connective tissue". For sites that do not appear in this list, code to neoplasm of that site; e.g., fibrosarcoma, pancreas (C25.9)Neoplasm, neoplastic › connective tissue NEC | — | — | — | — | — | — |
| Note: Morphological types that indicate connective tissue appear in their proper place in the alphabetic index with the instruction "see Neoplasm, connective tissue ...."Neoplasm, neoplastic › connective tissue NEC | — | — | — | — | — | — |
| nerveNeoplasm, neoplastic › cranial(fossa, any) | C72.50 | C79.49 | — | D33.3 | D43.3 | D49.7 |
| non-uterineNeoplasm, neoplastic › ligament | — | — | — | — | — | — |
| neckNeoplasm, neoplastic › lymph, lymphatic channel NEC › gland(secondary) | — | C77.0 | — | D36.0 | D48.7 | D49.89 |
| nodeNeoplasm, neoplastic › lymph, lymphatic channel NEC | — | — | — | — | — | — |
| nasalNeoplasm, neoplastic › mucosa | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| nabothian gland(follicle)Neoplasm, neoplastic | C53.0 | C79.82 | D06.0 | D26.0 | D39.0 | D49.59 |
| nailNeoplasm, neoplastic | C44.90 | C79.2 | D04.9 | D23.9 | D48.5 | D49.2 |
| nares, naris(anterior) (posterior)Neoplasm, neoplastic | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| nasalNeoplasm, neoplastic | — | — | — | — | — | — |
| nasolabial grooveNeoplasm, neoplastic | C44.309 | C79.2 | D04.39 | D23.39 | D48.5 | D49.2 |
| nasolacrimal ductNeoplasm, neoplastic | C69.5- | C79.49 | D09.2- | D31.5- | D48.7 | D49.89 |
| nasopharynx, nasopharyngealNeoplasm, neoplastic | C11.9 | C79.89 | D00.08 | D10.6 | D37.05 | D49.0 |
| natesNeoplasm, neoplastic | C44.509 | C79.2 | D04.5 | D23.5 | D48.5 | D49.2 |
| neck NECNeoplasm, neoplastic | C76.0 | C79.89 | D09.8 | D36.7 | D48.7 | D49.89 |
| nerve(ganglion)Neoplasm, neoplastic | C47.9 | C79.89 | — | D36.10 | D48.2 | D49.2 |
| natesNeoplasm, neoplastic › nerve(ganglion) › peripheral NEC | C47.5 | C79.89 | — | D36.16 | D48.2 | D49.2 |
| neckNeoplasm, neoplastic › nerve(ganglion) › peripheral NEC | C47.0 | C79.89 | — | D36.11 | D48.2 | D49.2 |
| nervous system(central)Neoplasm, neoplastic | C72.9 | C79.40 | — | D33.9 | D43.9 | D49.7 |
| nevusNeoplasm, neoplastic | — | — | — | — | — | — |
| nippleNeoplasm, neoplastic | C50.0- | C79.81 | D05.- | D24.- | — | — |
| nose, nasalNeoplasm, neoplastic | C76.0 | C79.89 | D09.8 | D36.7 | D48.7 | D49.89 |
| nostrilNeoplasm, neoplastic | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| nucleus pulposusNeoplasm, neoplastic | C41.2 | C79.51 | — | D16.6 | D48.0 | D49.2 |
| nasopharyngeal surfaceNeoplasm, neoplastic › palate › soft | C11.3 | C79.89 | D00.08 | D10.6 | D37.05 | D49.0 |
| neckNeoplasm, neoplastic › pancreas | C25.7 | C78.89 | D01.7 | D13.6 | D37.8 | D49.0 |
| nasalNeoplasm, neoplastic › septum | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| nasal, paranasal NECNeoplasm, neoplastic › sinus(accessory) | C31.9 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| natesNeoplasm, neoplastic › skin NOS | C44.509 | C79.2 | D04.5 | D23.5 | D48.5 | D49.2 |
| neckNeoplasm, neoplastic › skin NOS | C44.40 | C79.2 | D04.4 | D23.4 | D48.5 | D49.2 |
| nevusNeoplasm, neoplastic › skin NOS | — | — | — | — | — | — |
| nose(external)Neoplasm, neoplastic › skin NOS | C44.301 | C79.2 | D04.39 | D23.39 | D48.5 | D49.2 |
| nerve(root)Neoplasm, neoplastic › spine, spinal(column) | C47.9 | C79.89 | — | D36.10 | D48.2 | D49.2 |
| nasalNeoplasm, neoplastic › turbinate(bone) | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
| noseNeoplasm, neoplastic › vestibule | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |