Pneumococcal Infection in Dogs Causes Symptoms and Treatment Pneumococcal infection, caused by the bacterium Streptococcus pneumoniae, is a serious health concern affecting both humans and animals. While most commonly associated with human respiratory infections, pneumococcal infections can also afflict dogs,leading to potentially severe complications. Understanding the causes, symptoms. https://www.buddylifemagazine.com/pneumococcal-infection-in-dogs-causes-symptoms-and-treatment