Expected headings
"Subtypes"
"Its annual incidence is estimated at around 0.3 cases per 100 000, and the disease comprises 2-3% of all leukaemias. There is a recognised male predilection of around 4:1 with a median age of around 55 years."
"It can present with splenomegaly, vulnerability to recurrent infections, pancytopenia and bone marrow involvement with fibrosis."