Primary site--Heme & Lymphoid Neoplasms: How is the primary site coded for a diagnosis of intrasinusoidal diffuse large B-cell lymphoma involving lymph nodes, the liver and the bone marrow? See Discussion.
Primary site--Heme & Lymphoid Neoplasms: How is the primary site coded for a mantle cell lymphoma found in the sigmoid colon on colonoscopy with biopsy?
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: Should the histology be coded to a therapy-related myeloid neoplasm when the physician states the diagnosis of acute myeloid leukemia is secondary to treatment with Imuran? See Discussion.
Histology/Reportability--Heme & Lymphoid Neoplasms: Is a diagnosis of follicular lymphoma in situ of the gallbladder reportable for 2010? See Discussion.
Multiple primaries--Heme & Lymphoid Neoplasms: How many primaries are reported in a patient with a November 2009 diagnosis of refractory anemia and a 10/25/2010 biopsy diagnosis of refractory anemia with excess blasts type 2 with ringed sideroblasts that the clinician indicates actually demonstrates progression to AML? See Discussion.
Histology--Heme & Lymphoid Neoplasms: Should all cases of precursor B acute lymphoblastic leukemia diagnosed 1/1/10 and later with histology coded to 9836/3 have the values changed to 9811/3 per the Heme DB Abstractor Notes section or should they remain coded 9836/3.
Reportability--Heme & Lymphoid Neoplasms: Is EBV-positive hemophagocytic lymphohistiocytosis (HLH) reportable when diagnosed in a 5 year old child and resulted in death in less than two months?
Reportability--Heme & Lymphoid Neoplasms: Are either heparin-induced thrombocytopenia or heparin-induced thrombocytopenia that becomes refractory thrombocytopenia reportable?