My uncle was feeling dizzy since 4 days after waking up in the mrng,he did some test where he did hemoglobin and platelet also,where he is having hemoglobin of 14 and platelet count 85000,but he have no symptoms like fever and all,his cholesterol level have some to boarder line,and he is dynos with arthritis and spondylitis, he was also asked to go through a halter test, my question is 85000 platelet what could be the cause?