Streptococcus viridans


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Strep·to·coc·cus vir·i·dans

a name applied not to a distinct species but rather to the group of α-hemolytic streptococci as a whole; viridans streptococci have been isolated from the mouth and intestines of humans, the intestines of horses, the milk and feces of cows, and milk products.

Streptococcus viridans

Etymology: Gk, streptos, curved, kokkos, berry
a poorly defined species of Streptococcus similar to S. pyogenes strains. It produces alpha-hemolysis in cultures and is a common cause of subacute bacterial endocarditis and other infections, such as gingivitis, in humans.

vi·ri·dans strep·to·coc·ci

(vir'i-danz strep-tō-kok'sī)
A name applied not to a distinct species but rather to the group of α-hemolytic streptococci as a whole; viridans streptococci have been isolated from the mouth and intestines of humans, the intestines of horses, the milk and feces of cows, milk products, and the sputum and lungs.
Synonym(s): Streptococcus viridans.

vi·ri·dans strep·to·coc·ci

(vir'i-danz strep-tō-kok'sī)
A name applied not to a distinct species but rather to the group of α-hemolytic streptococci as a whole; have been isolated from the mouth and intestines of humans, the intestines of horses, the milk and feces of cows, milk products, and the sputum and lungs.
Synonym(s): Streptococcus viridans.
References in periodicals archive ?
The spinal cord fluid culture from our patient grew Streptococcus viridans, which is a known causative agent of indolent pericarditis.
The predominant causative microorganisms were Streptococcus viridans [58 (35.
Streptococcus viridans has been documented to be the most frequently encountered micro organism responsible for post operative bacteremia by various authors.
In neonates, other organisms include group B streptococcus, Streptococcus viridans, Streptococcus pneumoniae, Neisseria gonorrhoeae, gram-negative enteric bacteria including Escherichia coli and group A streptococcus.
The most common infectious agents shown to be responsible for aneurysm formation are staphylococcus aureus and streptococcus viridans.
Hemolytic Streptococcus Henoch-Schoenlein Purpura Streptococcus viridans Systemic Lupus Streptococcus pneumoniae Erythematosus Streptococcus zooepidemicus Membranoproliferative glomerulonephritis Staphylococcus epidermidis IgA nephropathy Staphylococcus aureus Wegener granulomatosis Brucella meningococcal Polyarteritis nodosa Leptospira corynebacterium Others Mycoplasma Medications Viral Toxins Varicella Antivenin Rubella Vaccines Cytomegalovirus Endogenous antigens Hepatitis A, B, and C Thyroglobulin Epstein-Bar Virus Organo-gold compounds Parvovirus B19 Measles Parotitis Enterovirus Parasitic Toxoplasma gondii Rickettsia Plasmodium malariae and falciparum Filaria Trichinella Fungical Coccidiodes immitis
Cultures of the pleural fluid samples revealed streptococcus viridans and the appropriate parentheral antibiotherapy were given.
y las bacterias aerobicas mas aisladas fueron Streptococcus del grupo A, Streptococcus viridans, Staphylococcus aureus y Haemophilus influenzae.
5 Streptococcus pneumoniae 11 8-16 Streptococcus pyogenes 3 1-8 Streptococcus viridans 25 2-32 Gram-positive bacilli Bacillus subtilis 1 Clostridium welchii 14 4-32 Corynebacterium spp 1.
Initial wound biops ies showed multiple organism growth including 3+ Corynebacterium, 3+ Streptococcus Viridans, and 3+ Prevotella Melaninogenica.
When used, prophylaxis should target prevention of infections caused by Streptococcus viridans.