Thrombocytosis is defined as a platelet count above the upper limit of the normal range (450 x 10 9 /L in adults). This article aims to outline diagnosis, investigation and management of patients with thrombocytosis and to highlight possible complications.
  Dr Edward Jenner discovered the vaccine in 1796 and published his findings in 1798. Edward Jenner invented the vaccine for small pox in 1798.He  prepared the vaccine f â¦ rom the cow pox virus. His discovery could  save more lives than any other medical discovery. Dr Edward Jenner discovered the vaccine in 1796 and published his findings in 1798. Edward Jenner invented the vaccine for small pox in 1798. He  prepared the vaccine f â¦ rom the cow pox virus.
Edward Jenner, an English physician, discovered the smallpox vaccine in 1796. He came upon this discovery by noticing that milkmaids who had the cowpox virus, a less threateni â¦ ng disease, did not catch the dangerous smallpox. Jenner then infected an 8-year-old boy with the cowpox.fter six weeks, he exposed the boy to the smallpox disease and the boy did not show any smallpox related symptoms. Sone fun facts: -Jenner coined the term 'vaccine': 'vaca' means cow in Latin. -Before the vaccine, the death rate of the disease was up to 35%.