More in Rare Diseases. Essential thrombocythemia (ET) is a rare disorder in which the bone marrow produces too many platelets. ET is part of a category of diseases known as myeloproliferative disorders, a group of disorders characterized by the increased production of a particular type of blood cell. Platelets are the cells responsible for blood clotting which literally stick together at the site of a laceration or injury in order to stop bleeding. 1  In persons with ET, the presence of excessive platelets can be problematic, causing the abnormal formation of clots inside a blood vessel (a condition known as thrombosis).
Jason Bateman. Jason Bateman is an American film and television actor best known for his role as Michael Bluth on the television sitcom Arrested Development (2003), as well as his role on Valerie (1986). He was born in Rye, New York, USA.
Back in the day before TOWIE and Hollyoaks hangover omnibuses, lived a perfectly quaint show. The adorable Little House On The Prairie, set against the backdrop of a Minnesota farm Walnut Grove in the 1870s and 1880s, thrust Jason Bateman and Melissa Gilbert onto the world stage. As we revisit the stars of yesteryear and where they are today, you may recognise a face or three. However, one star that looks a far cry from his current self is Arrested Development hunk Bateman. Jason Bateman, 43, was clearly sporting the Justin Bieber foppish fringe long before the Baby singer.