*Adapted from the National Dysphagia Diet: Standardization for Optimal Care. American Dietetic Association Â© 2002. Level 2 Dysphagia Mechanically Altered*. This diet consists of foods that are moist, soft-textured and easily formed into a bolus. All. foods on Level 1 are allowed. Meats and other select foods may be ground or minced into. small pieces no larger than Â¼â.
Causes. Rheumatic fever can occur after an infection of the throat with a bacterium called Streptococcus pyogenes, or group A streptococcus.Group A streptococcus infections of the throat cause strep throat or, less commonly, scarlet fever.heumatic fever can occur after an infection of the throat with a bacterium called Streptococcus pyogenes, or group A streptococcus.
In humans, diseases can be caused by the growth of microorganisms such as bacteria, viruses, and protozoa. Bacterial growth, however, is not mandatory to cause disease. For example, some bacterial pathogens cause disease by virtue of a toxic component of the bacterial cell such as lipopolysaccharide.