Reportability/Histology--Soft Tissue: Is superficial CD34 positive fibroblastic tumor reportable and if so what histology code should be used? See Discussion.
Reportability/Histology--Heme & Lymphoid Neoplasms: Is a diagnosis of "small B-cell non-Hodgkin lymphoproliferative disorder" reportable? If so, how is the histology to be coded? See Discussion.
Reportability/Histology--Heme & Lymphoid Neoplasms: Is Monoclonal B-lymphocytosis of uncertain significance (MLUS) reportable? If so, what is the correct histology code?
Reportability/Histology--Heme & Lymphoid Neoplasms: How many primaries are accessioned and how is histology coded when a patient has a history of chronic myelogenous leukemia diagnosed in 1997 and a "blast crisis with myeloid markers" of this disease in 2010? See Discussion.
Reportability/Histology--Hematopoietic, NOS: Does the presence of sideroblasts on a bone marrow biopsy confirm a diagnosis of refractory anemia with sideroblasts?
Reportability/Histology--Colon: Is a colon tumor reportable if the pathology report final diagnosis is high grade dysplasia but CAP protocol histologic type designation is adenocarcinoma in situ? See Discussion.
Reportability/Histology (Pre-2007)/Behavior Code/Primary Site: How would you code these fields for a case in which an infant presents with a skin rash, enlarged spleen, palpable abdominal mass, inconclusive bone marrow biopsy and a skin biopsy that was positive for "Langerhans cell histiocytosis"? See discussion.
Reportability/Histology (Pre-2007)--Pancreas: Are the following pancreatic tumors with mention of "low grade malignant potential/borderline" reportable to SEER? If so, what histology and behavior codes should be used? See discussion.
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