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Introduction Aerococcus viridans is a gram-positive coccus that rarely infects humans. It usually inhabits hospital environments. Moreover, it exists in air and water. It causes urinary tract infections, endocarditis, and bacteremia. Additionally, it appears in various clinical specimens. Furthermore, laboratories sometimes misidentify it as viridans …
Introduction Group D streptococci constitute a diverse group of bacteria found in humans. Furthermore, they inhabit the gastrointestinal tract reliably. They reside in the female genital tract, too. Moreover, they play a role in opportunistic infections frequently. They cause endocarditis in some patients. Additionally, they …
Introduction Enterococcus avium is a Gram-positive bacterium commonly found in birds. However, it can also inhabit the gastrointestinal tracts of humans and animals. Although it is less prevalent than other Enterococcus species, E. avium has been identified as a nosocomial pathogen in humans. Notably, it …
Introduction Here is a Staphylococcus aureus MCQs Quiz Set with questions, options, and answers. Staphylococcus aureus MCQs Quiz 1. What type of organism is Staphylococcus aureus? A) VirusB) Gram-positive bacteriumC) Gram-negative bacteriumD) Fungus 2. How does Staphylococcus aureus appear under Gram staining? A) Gram-negative rodsB) …
Introduction Streptococcus gallolyticus is a Gram-positive bacterium. It belongs to the Streptococcus bovis group. This bacterium often inhabits the gastrointestinal tract. S. gallolyticus can cause endocarditis and bacteremia. Moreover, it is associated with colorectal cancer. Researchers use it to study host-pathogen interactions. Identifying S. gallolyticus …
Introduction Gemella morbillorum is a gram-positive bacterium, typically found in the human mouth, throat, and respiratory tract. It occasionally causes infections, particularly in immunocompromised individuals or those with underlying health conditions. Common infections include endocarditis, bacteremia, and abscesses. Notably, it can lead to serious complications …
Introduction Enterococcus faecium is a bacterium that belongs to the Enterococcus genus, which is a part of the Firmicutes phylum. It is a Gram-positive, facultative anaerobic coccus, typically occurring in pairs or short chains. Enterococci are commensal bacteria commonly found in the gastrointestinal tract of …
Introduction Methicillin-resistant Staphylococcus aureus, commonly known as MRSA, is a type of bacteria that has developed resistance to multiple antibiotics, including methicillin and other beta-lactam antibiotics like penicillin and cephalosporins. Staphylococcus aureus is a bacterium that can naturally colonize the skin and mucous membranes of …