Invasive ductal breast carcinoma preceded by CALR‐positive essential thrombocythemia

Abstract

Abstract Persistent thrombocytosis in patients with cancer needs workup because it can be linked to essential thrombocytosis. The management should be individualized to start treatment for low‐risk essential thrombocytosis due to the combined risk of thrombosis.

Keywords

• breast cancer
• calreticulin
• essential thrombocythemia
• invasive ductal carcinoma
• thrombocythemia