Journey of Bacteria: From Entry to Bloodstream Infections

Exploring how bacteria transition from normal flora to pathogens, the chapter details the entry process through barriers like skin and mucous membranes, exploiting weaknesses like trauma. It discusses immune responses in tissues, invasion into the lymphatic system, and entering the bloodstream, citing examples like salmonella typhae and leptospirosis. Additionally, it emphasizes diagnostics of bloodstream infections, underscoring the critical role of blood cultures and laboratory procedures.