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For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

The following are not alternative names for any reportable disease process:

• Essential thrombocytopenia

The diagnosis of essential thrombocythemia is based on blood counts, but is usually a diagnosis made by excluding other myelodysplastic disorders. The following are reportable disease processes:

• Essential thrombocythemia (9962/3)

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.

For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

No. This is not a reportable hematologic condition. When you do not find a hematologic or lymphoid condition listed in the Heme DB, it is not reportable. Hemophagocytic lymphohistiocytosis is an uncommon hematologic disorder. The patient usually presents with fever, splenomegaly, and jaundice. Laboratory findings are lymphocytosis and histiocytosis. Pathology findings are hemophagocytosis.

Appendix F lists this term as non-reportable.

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.

For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

Macrocytic anemia is not reportable. Anemia refers to a condition of having a low count of red blood cells. The term "macrocytic" refers to the enlarged size of the red blood cells. Macrocytic anemia is usually caused by vitamin deficiencies, alcohol use, medications or thyroid disorders.

See Appendix F: Non-Reportable List for Hematopoietic Diseases.

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.

For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

This case is not reportable. Neither plasma cell dyscrasia nor MGUS are reportable. Smoldering myeloma was given as a possible diagnosis, but never confirmed.

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.

For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

Plasma cell neoplasm is not reportable.

We apologize for the confusion that this has caused. The term "plasma cell neoplasm" was not included in the 2010 Heme DB and Manual. It was added to the 2012 Heme DB and Manual after repeated questions were received regarding this diagnosis. After further investigation, this term is being removed from the Manual and DB.

According to WHO, 'Plasma cell neoplasm' is an umbrella term that includes MGUS, plasma cell myeloma, solitary plasmacytoma of bone, immunoglobulin deposition diseases, extraosseous plasmacytoma, and osteosclerotic myeloma. Of these, only plasma cell myeloma, solitary plasmacytoma of bone, and extraosseous plasmacytoma are reportable. Physicians may use the term 'plasma cell neoplasm' when they are not sure what the specific disease is. Plasma cell neoplasm is not reportable; however, follow up on these types of patients is recommended because continued evaluation is likely to determine a more specific disease. A reportable neoplasm may be diagnosed at a later date.

Cases of plasma cell neoplasm diagnosed 2010 or later are not reportable. This change should not have taken place as a result of the update in the 2012 Manual. At this time SEER is not requiring registries to go back and review plasmacytoma or multiple myeloma cases that were collected based on this terminology.

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.

For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

Secondary polycythemia vera is not reportable. See Appendix F.

Primary polycythemia vera is a condition in which there is an overproduction of blood cells due to a neoplastic process. Secondary polycythemia vera is an over production of red blood cells caused by a co-morbidity, in this case, volume depletion.

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.

For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

Polycythemia, NOS is not reportable. Polycythemia, NOS is not a synonym for polycythemia vera and, therefore, is not reportable. To be reportable the diagnosis must be polycythemia vera, or one of the other terms listed in the Alternate Names section of the Heme DB.

Polycythemia (also known as erythrocytosis) is a disease state in which the proportion of blood volume that is occupied by red blood cells increases. Blood volume proportions can be measured as a hematocrit level. It can be due to an increase in the mass of red blood cells ("absolute polycythemia"); or to a decrease in the volume of plasma ("relative polycythemia").

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.

For cases diagnosed 2010 and forward, access the Hematopoietic Database at http://seer.cancer.gov/seertools/hemelymph.

This is a reportable primary. Langerhans cell histiocytosis (LCH) [9751/3] is a reportable neoplasm.

The term "self-healing" means that the neoplasm regressed without treatment. This is a known phenomenon.

SEER*Educate provides training on how to use the Heme Manual and DB. If you are unsure how to arrive at the answer in this SINQ question, refer to SEER*Educate to practice coding hematopoietic and lymphoid neoplasms. Review the step-by-step instructions provided for each case scenario to learn how to use the application and manual to arrive at the answer provided. https://educate.fhcrc.org/LandingPage.aspx.