label: Mycosis Fungoides and Sezary Syndrome N3 TNM Finding v7
label_lc: mycosis fungoides and sezary syndrome n3 tnm finding v7
description: Clinically abnormal peripheral lymph nodes; histopathology Dutch grades 3-4 or NCI LN4; clone positive or negative.  Note: Dutch grade 3: partial effacement of lymph node architecture; many atypical cerebriform mononuclear cells (CMCs).  Dutch grade 4: complete effacement of lymph node. NCI LN4: partial/complete effacement of nodal architecture by atypical lymphocytes or frankly neoplastic cells.  (from AJCC 7th Ed.)