MPL and Thrombocytopenia: Li et al. reported a 59-year-old woman on niraparib maintenance who developed persistent, severe thrombocytopenia approximately six months into therapy; platelet counts fluctuated between 7-107 ×109/L despite drug interruption, transfusions, interleukin-11 and thrombopoietin-receptor agonists, ultimately necessitating discontinuation [10].