NCIt synonyms : Stage IIIB Mycosis Fungoides and Sézary Syndrome AJCC v7; Stage IIIB Mycosis Fungoides and Sézary Syndrome; Stage IIIB Mycosis Fungoides and Sezary Syndrome;
NCIt definition : Stage IIIB includes: T4, N0-2, M0, B1. T4: Confluence of erythema covering 80% or
more of body surface area. N0: No clinically abnormal peripheral lymph nodes; biopsy
not required. N1: Clinically abnormal peripheral lymph nodes; histopathology Dutch
grade 1 or NCI LN0-2. N2: Clinically abnormal peripheral lymph nodes; histopathology
Dutch grade 2 or NCI LN3. M0: No visceral organ involvement. B1: Low blood tumor burden:
more than 5% of peripheral blood lymphocytes are atypical (Sezary cells) but does
not meet the criteria of B2. (AJCC 7th ed.);