Polycythemia can result from internal problems with the production of red blood cells. This is termed primary polycythemia. If polycythemia is caused due to another underlying medical problem, it is referred to as secondary polycythemia.
PMS can last 1-2 weeks. Premenstrual syndrome (PMS) is characterized by a number of symptoms related to a womanâs menstrual cycle. They occur a week or two before monthly menstruation begins, and ordinarily, they disappear at that time.
This Site Might Help You. RE: How long will the post office hold my recorded delivery package for? First of all the company have sent it to the wrong address - therefore nobody was in to sign for the package and I don&#39;t have the Delivery card with the details on to track it on their website. How long will it be held at the post office or depo before they send it back?