Skyscape Web Viewer : TNM Cancer Staging System : Main Index

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T, N, and M categories
T(3)
T(4)
T1a: Tumor 4 cm or smaller in greatest dimension, limited to the kidney
T1a1 is measured stromal invasion 3
T1a2 is measured stromal invasion more than 3
T1a is defined as tumor that invades the lamina propria
T1a is defined as tumor without lymphovascular invasion or perineural invasion and is not high grade (i
T1a melanoma
T1b: Tumor larger than 4 cm but not larger than 7 cm in greatest dimension, limited to the kidney
T1b1 is clinically visible lesion 4
T1b2 is clinically visible lesion more than 4
T1b is clinically visible lesion confined to the cervix or microscopic lesion greater than T1a (B and C)
T1b melanoma
T1 for adenosarcoma is tumor limited to the uterus
T1 for leiomyosarcoma and endometrial stromal sarcoma is tumor limited to the uterus
T1 for the supraglottis is defined as tumor limited to one subsite of supraglottis (shown here in the epiglottis) with normal vocal cord mobility
T1 for the supraglottis is defined as tumor limited to one subsite of supraglottis (shown here in the ventricular bands) with normal vocal cord mobility
T1 is defined as a tumor 2 cm or smaller in greatest dimension
T1 is defined as a tumor less than or equal to 3 cm in greatest dimension, surrounded by lung or visceral pleura, without bronchoscopic evidence of invasion more proximal than the lobar bronchus (i
T1 is defined as tumor 2 cm or less in greatest dimension limited to the thyroid
T1 is defined as tumor 5 cm in greatest dimension, no extra-adrenal invasion
T1 is defined as tumor with a maximum clinical diameter 2 cm
T1 is tumor confined to uterus
T1 is tumor confined to vagina
T1-T3 as defined in Definition of Primary Tumor (T)
T1 tumor of the hypopharynx with involvement of the post-cricoid area
T1 tumor of the hypopharynx with involvement of the posterior wall
T1 tumor of the hypopharynx with involvement of the pyriform sinus
T1 tumors may involve either the parietal pleura alone (left) or the parietal and visceral pleura (right)