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.
Chickenpox is an infection caused by the varicella zoster virus. It gives you a rash and can make you feel generally unwell. Anyone can catch chickenpox, but it mainly affects children under 14.auses of chickenpox. Chickenpox is caused by the varicella zoster virus, which is very contagious. If you haven't had chickenpox before and someone you come into prolonged contact with has it, you're likely to catch it too.