Streptococcal fever is an infectious disease caused by bacillary microorganisms. Bacilli usually appear as single-celled, non-motile bacteria with characteristic spiral shapes. Fever may appear after prolonged contact with a sick person or after a long illness due to metal poisoning. Infection with toxic bacterial waste is less common. One form is streptomycosis, the most common among septic cases. There are several types of streptococcal febrile diseases, but the main ones are the two most common forms: 1. Acute lymphadenitis of Streptococcus 2. Septic lesion with acute catarrhal inflammation Irritants play a big role in the manifestation of the disease; a healthy person can rarely show an acute reaction to the pathogen. Exactly