A platelet count of less than 150,000 platelets per microliter is lower than normal. If your blood platelet count falls below normal, you have thrombocytopenia. However, the risk for serious bleeding doesn't occur until the count becomes very lowâless than 10,000 or 20,000 platelets per microliter.
Health related question in topics Conditions Illness .We found some answers as below for this question Is chicken pox a bacterial or viral disease,you can compare them. Is chicken pox a bacterial or viral disease. Chickenpox A highly infectious viral disease also known medically as varicella, in many countries, it is always called varicella [ Source: http://www.chacha.com/question/is-chicken-pox-a-bacterial-or-viral-disease ] More Answers to  Health related question in topics Conditions Illness .We found some answers as below for this question Is chicken pox a bacterial or viral disease,you can compare them.
Varicella (Chicken Pox). Chicken pox (Varicella) is a highly communicable viral disease caused by the varicella-zoster virus. Varicella is a member of the herpes family, and, like all herpes viruses, stays in the body for life once acquired.It is uncommon to get chicken pox more than once.hicken pox (Varicella) is a highly communicable viral disease caused by the varicella-zoster virus.