<prompt> Which of the following is not a criteria for Sezary syndrome?ErythrodermaSezary cell count 5 in buffy coatSezary cell count20 in peripheral smearAbsolute sezary cell count2000mm3  <response>: Sezary syndrome refers to the presence of a clinical triad consisting of .erythroderma, .peripheral lymphadenopathy and .atypical mononuclearcells Sezary cells comprising 5 or more of peripheral blood lymphocytes on a buffy coat smear B1, or more than 20 of total lymphocyte count or a total Sezary count of more than 1000 x109L B2. It is a variant of cutaneous T cell lymphoma with aggressive clinical course. Ref: Rooks textbook of dermatology, Edition-8, Page-57.17. 