Dictionary of Cancer Terms
View in Spanish: Micosis fungoides y el síndrome de Sézary en estadio I
Stage I mycosis fungoides and the Sézary syndrome (my-KOH-sis fun-GOY-deez say-zah-REE SIN-drome)
Stage I is divided into stages IA and IB. In stage IA, less than 10% of the skin surface is covered with patches and/or plaques (areas of abnormal tissue). In stage IB, 10% or more of the skin surface is covered with patches and/or plaques. Stage I may also be classified based on how many abnormal lymphocytes (white blood cells) are found in the blood.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.