TUMOR STAGING

FRONTIERS IN BIOSCIENCE;

DATA FORM FOR CANCER STAGING - CERVIX UTERI

Form # 785-1-038

CLIN	PATH	*TNM FIGO DEFINITIONS**
		CATEGORY STAGE PRIMARY TUMOR (T)
		TX		Primary tumor cannot be assessed
		T0		No evidence of primary tumor
		Tis		Carcinoma in situ
		T1	I	Cervical carcinoma confined to uterus (extension to corpus should be disregarded)
		T1a	IA	Preclinical invasive carcinoma, diagnosed by mocroscopy only
		T1a1	IA1	Minimal microscopic stromal invasion
		T1a2	IA2	Tumor with invasive component 5 mm or less in depth taken from the base of the epithelium and 7 mm or less in horizontal spread
		T1B	IB	Tumor larger than T1a2
		T2	II	Cervical carcinoma invades beyond uterus but not to pelvic wall or to the lower third of vagina
		T2a	IIA	Tumor without parametrial invasion
		T2b	IIB	Tumor with parametrial invasion
		T3	III	Cervical carcinoma extends to pelvic wall and/or involves lower third of vagina and/or causes hydronephrosis or nonfunctioning kidney
		T3a	IIIA	Tumor involves lower third of vagina, no extension to pelvic wall
		T3b	IIIB	Tumor extends to pelvic wall and/or causes hydronephrosis or nonfunctioning kidney
		T4**	IVA	Tumor invades mucosa of bladder or rectum and/or extends beyond the true pelvis
		LYMPH NODE (N)
		NX		Regional lymph nodes cannot be assessed
		N0		No regional lymph node metastasis
		N1		Regional lymph node metastasis
		DISTANT METASTASIS (M)
		MX		Presence of distant metastasis cannot be assessed
		M0		No distant metastasis
		M1		Distant metastasis

*FIGO: Federation Internationale de Gynecologie et d'Obstetrique **Note: Presence of bullous edema is not sufficient evidence to classify a tumor T4.

THE FINAL STAGE GROUPING (CLINICAL & PATHOLOGICAL) IS THE RESPONSIBILITY OF THE ATTENDING PHYSICIAN.

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