Classification of Communicable Diseases

No biological system is perfect and communicable diseases in particular are not readily classified however, any grouping makes it easier to understand and remember, so the objective of this short chapter is to look at the different ways this can be done. A disease is a morbid condition of the body (e.g. measles or plague). As the cause of diseases were discovered, they became identified by the causative organism, such as trypanosomiasis or pneumococcal meningitis, but confusion arose because...