Rai staging system for chronic lymphoid leukaemia
It comprises of stages 0 to IV and classifies chronic lymphocytic leukemia into low, intermediate and high-risk categories, which correspond with stages 0, I & II, and III & IV, respectively :
Rai stage 0 :
- low risk
- lymphocytosis : a high lymphocyte count defined as more than 15,000 lymphocytes per cubic millimeter (> 15,000 / mm3).
Rai stage I :
- intermediate risk
- lymphocytosis + lymphadenopathy.
- Rai stage II :
Rai stage III :
- patients are high-risk
- lymphocytosis plus anaemia with or without lymphadenopathy, hepatomegaly, or splenomegaly.
Rai stage IV :
- lymphocytosis + thrombocytopenia (< 100 - 103 /dL).
Synonyms & Alternative Spellings
|Synonyms or Alternative Spelling||Include in Listings?|
|Rai staging of chronic lymphoid leukaemia||✗|
|Rai staging of CLL||✗|