Grade is reported in registry systems. A two-, three-, or four-grade system may be used. If not specified, the following system is generally used:
GX: Grade cannot be assessed.
G1: Well differentiated.
G2: Moderately differentiated.
G3: Poorly differentiated.
Vulva. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 379-81.
Pecorelli S: Revised FIGO staging for carcinoma of the vulva, cervix, and endometrium. Int J Gynaecol Obstet 105 (2): 103-4, 2009.
Hopkins MP, Reid GC, Johnston CM, et al.: A comparison of staging systems for squamous cell carcinoma of the vulva. Gynecol Oncol 47 (1): 34-7, 1992.
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May 28, 2015
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