Frequently having pains on the right side, below my breast and ribcage. it happens in the middle of the night while sleeping. i also struggle with swollen ankles in summer. please assist?

Very unlikely: The 2 episodes of PE indicate a problem in the clotting mechanism whether PV or factor V that may cause DVT and consequent PE with Hypoxemia which in turn stimulates the bone marrow to give more RBC., A Neg Jak 2 test,however does not rule out PV in more than 2.5 % of patients whose diagnosis is established by a high blood viscosity ,occasional bleeding and other features of this condition