Histology--Heme & Lymphoid Neoplasms: How is histology coded for a diagnosis of composite lymphoma (follicular lymphoma and small lymphocytic lymphoma, BCL-2 positive)?
Histology--Heme & Lymphoid Neoplasms: How is histology coded if the pathology report final diagnosis is "plasma cell dyscrasia, consistent with multiple myeloma" when no further work-up is performed because the patient either refuses additional testing or dies?
Histology--Heme & Lymphoid Neoplasms: How is histology coded when the biopsy final diagnosis is "low grade B-cell lymphoma of unclear subtype (splenic marginal zone lymphoma?)" and the hematologist clinically diagnoses this as splenic marginal zone lymphoma? See Discussion.
Histology--Heme & Lymphoid Neoplasms: How is the histology coded for a "cutaneous diffuse large B-cell lymphoma, leg type" that has been verified as a valid diagnosis with prognostic factors including age and number of lesions on the legs?
Histology--Heme & Lymphoid Neoplasms: How is the histology coded if a biopsy final diagnosis is diffuse large B-cell lymphoma but the physician's final diagnosis favored anaplastic large cell lymphoma? See Discussion.
Histology--Heme & Lymphoid Neoplasms: How is the histology coded when the bone marrow biopsy shows acute myeloid leukemia, but the physician states this is therapy-related AML secondary to prior radiation treatment? See Discussion.
Histology--Heme & Lymphoid Neoplasms: How is the histology coded when the original slides are reviewed at a later date and the revised diagnosis changes the histology? See Discussion.