Introduction: Over the past decade. we have moved on from a predominantly morphological and clinical classification of myeloproliferative neoplasms (MPN) to a more evolved classification that accounts for the molecular heterogeneity that is unique to this subgroup of hematological malignancies. This usually incorporates mutations in Janus kinase 2 (JAK2). MPL. https://countryscenesaddleryandpetsuppliers.shop/product-category/amp-reins-leather/