Bacterial Skin Infections

• The lecture is about bacterial skin infections caused by Staphylococci and Streptococci.
• Staphylococcus aureus is a Gram-positive coccus found in the skin and nasopharynx.
• It can be transmitted through direct contact with an infected person or fomite.
• Clinical findings include folliculitis, furuncle, carbuncle, impetigo, and SSSS.
• Diagnosis is done through microscopic examination and culture.
• Treatment involves beta-lactam antibiotics like penicillin, but S. aureus can develop resistance.
• Patient care involves standard precautions and contact precautions for MRSA.
• Staphylococcus epidermidis is a normal skin flora and can cause infections in people with prosthetic equipment.
• Streptococcus pyogenes is a Gram-positive cocci responsible for soft tissue infections.
• M protein is the major virulence factor for S. pyogenes.

Test your knowledge on bacterial skin infections caused by Staphylococci and Streptococci with this informative quiz. Learn about the different types of infections, their clinical findings, diagnosis, and treatment. Understand the importance of patient care and precautions to prevent the spread of infections. Keywords: Staphylococci, Streptococci, skin infections, clinical findings, diagnosis, treatment, patient care, precautions, M protein.