The presentation topic was an introduction to diagnostic bacteriology. It discussed the main function of diagnostic bacteriology laboratories is to detect and identify microorganisms from human, animal, food, industrial, or environmental samples. Additionally, it mentioned that in clinical laboratories, determining the drug susceptibility of isolates is important to allow for correct treatment decisions. The presentation also briefly outlined the main methods used in bacteriological identification and diagnosis, including microscopy, bacterial culture, sensitivity tests, serological tests, and molecular detection.