Adrenal cortex (ICD10 C74.0)

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This is the data sheet for TNM 9th edition staging of the adrenal cortex (ICD10 C74.0).

For more detailed information regarding TNM staging, please see pages 202-204 of the UICC TNM 9 book.

Stage Group	T stage	N stage	M stage
Stage I	T1	N0	M0
Stage II	T2	N0	M0
Stage III	T1, T2	N1	M0
	T3, T4	N0, N1	M0
Stage IV	Any T	Any N	M1

T value	Description
cTX	Primary tumour cannot be assessed
cT0	No evidence of primary tumour
cT1	Tumour 5 cm or less in greatest dimension, no extra‐adrenal invasion
cT2	Tumour greater than 5 cm, no extra‐adrenal invasion
cT3	Tumour of any size with local invasion, but not invading adjacent organs*
cT4	Tumour of any size with invasion of adjacent organs*

Note:

* Adjacent organs include kidney, diaphragm, great vessels (renal vein or vena cava), pancreas, and liver.

N value	Description
cNX	Regional lymph nodes cannot be assessed
cN0	No regional lymph node metastasis
cN1	Metastasis in regional lymph node(s)

M value	Description
cM0	No distant metastasis
cM1	Distant Metastasis

The pT and pN categories correspond to the cT and cN categories.

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Adrenal cortex (ICD10 C74.0)

Last edited: 16 January 2026 4:00 pm