Myelodysplasia Prognosis Based on Bone Marrow Histopathology

Does the patient have primary myelodysplasia?

Yes

Percentage of myeloblasts in the bone marrow

percent

Maximum number of myeloid precursor clusters seen in one histologic cross section (level)

Is maturation arrest of granulopoesis seen?

Yes

Are erythroid precursors in contact with the bone trabeculae?

Yes

Are micromegakaryocytes or polynuclear megakaryocytes present?

Yes

Are mast cells increased?

Yes

Select an appropriate answer for each finding

Quantity of erythropoiesis

Myelofibrosis

Siderin storage

Results

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Results Interpretation and Description References Next Steps

Data complete?

Evaluation appropriate?

Histopathologic score

Group

Estimated 1 year survival

Estimated 5 year survival

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Evaluation

Results

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Interpretation and Description

References

Next Steps in Evaluation

Diagnosis

Specialty

Objective

ICD-10

A Prognostic Score for Myelodysplasia Based on Bone Marrow Histopathology (Hannover Score)

Purpose: To assess prognosis in a patient with primary myelofibrosis using a score based on the histopathologic findings seen in the bone marrow biopsy.

Evaluation

Results

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Interpretation and Description

References

Next Steps in Evaluation

Diagnosis

Specialty

Objective

ICD-10