Rare Disorders Mastocytosis

What are the B- findings of systemic mastocytosis? 1- Bone marrow biopsy with more than 30% filtration by mast cells and or serum tryptase level greater than 200 mg/mL 2-evidence of dysplasia or myeloproliferation without a definitive diagnosis of SM-AHN 3-hepatosplenomegaly without evidence of organization

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