Daniel J DeAngelo

Acute lymphoblastic leukemia What every physician needs to know: Acute lymphoblastic leukemia (ALL) is a neoplasm involving precursor lymphoblasts committed to either the B-cell or T-cell lineage. ALL is primarily a disease of children, with about 75% of cases occurring in patients under 6 years of age. The incidence of ALL is about 2 per…

Acute lymphoblastic leukemia What every physician needs to know: Acute lymphoblastic leukemia (ALL) is a neoplasm involving precursor lymphoblasts committed to either the B-cell or T-cell lineage. ALL is primarily a disease of children, with about 75% of cases occurring in patients under 6 years of age. The incidence of ALL is about 2 per…

Hairy cell leukemia What every physician needs to know: Hairy cell leukemia (HCL) is a neoplasm of mature B lymphoid cells. HCL is a rare disease accounting for only 2% of all lymphoid leukemias. It affects predominately middle-aged to elderly adults, with a median age of 50 years. It has been diagnosed in younger patients,…

Hairy cell leukemia What every physician needs to know: Hairy cell leukemia (HCL) is a neoplasm of mature B lymphoid cells. HCL is a rare disease accounting for only 2% of all lymphoid leukemias. It affects predominately middle-aged to elderly adults, with a median age of 50 years. It has been diagnosed in younger patients,…