Streptococcus Viridans Causes What Diseases?

Dental infections, including dental caries, abscesses, and periodontal disease, often are caused by viridans streptococci, most commonly S.

mutans and S.


These infections usually are polymicrobial, but viridans streptococci sometimes are isolated as sole pathogens.

What does Streptococcus Viridans cause?

Viridans streptococci, a diverse group of streptococcal species, are important causes of sepsis and pneumonia in the neutropenic host and sepsis and meningitis in the neonate. The oral mucosa is the most common portal of entry.

How do you treat strep Viridans?

Standard Therapies. Penicillin is the treatment of choice for all the viridans streptococci. Resistance to penicillin has been noted more commonly among the Streptococcus intermedius group. In these situations, addition of an aminoglycoside to a beta-lactam drug is recommended.

What kind of disease does streptococcus cause?

Streptococci are gram-positive aerobic organisms that cause many disorders, including pharyngitis, pneumonia, wound and skin infections, sepsis, and endocarditis. Symptoms vary with the organ infected. Sequelae of infections due to group A beta-hemolytic streptococci may include rheumatic fever and glomerulonephritis.

Does strep Viridans cause UTI?

Patient charts were reviewed in order to investigate the possible role as a urinary pathogen of strains belonging to a subgroup of S. milleri. Although these strains frequently are isolated from urine, they appear to play no pathogenic role in urinary tract infections.

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