Collaborative Stage for TNM 7 - Revised 11/11/2010  [ Schema ]

Breast

CS Tumor Size

CodeDescription
000No mass/tumor found
001-988001 - 988 millimeters (mm)
(Code exact size in mm)
989989 mm or larger
990Microinvasion
Microscopic focus or foci only and no size given
Described as "less than 1 mm"

Stated as T1mi  with no other information on tumor size
991Described as "less than 1 centimeter (cm)"

Stated as T1b  with no other information on tumor size
992Described as "less than 2 cm," or "greater than 1 cm," or "between 1 cm and 2 cm"

Stated as T1 [NOS] or T1c [NOS] with no other information on tumor size
993Described as "less than 3 cm," or "greater than 2 cm," or "between 2 cm and 3 cm"
994Described as "less than 4 cm," or "greater than 3 cm," or "between 3 cm and 4 cm"
995Described as "less than 5 cm," or "greater than 4 cm," or "between 4 cm and 5 cm"

Stated as T2 with no other information on tumor size
996Mammographic/xerographic diagnosis only, no size given; clinically not palpable
997Paget disease of nipple with no demonstrable tumor
998Diffuse
999Unknown; size not stated
Size of tumor cannot be assessed
Not documented in patient record