Identify one common method used for microbiological sampling in body fluids.

One common method used for microbiological sampling in body fluids is swabbing or aspiration. This technique is particularly useful for collecting specimens from areas that are difficult to access. Swabbing involves using a sterile swab to collect samples from surfaces or infected areas, making it suitable for examining the presence of microorganisms. Aspiration, on the other hand, entails using a syringe or similar tool to draw fluid from a body cavity or lesion. This method can provide a representative sample of the fluid, allowing for accurate microbiological analysis and detection of pathogens.

In clinical settings, the choice of swabbing or aspiration depends on the specific site and type of infection being investigated. This method's effectiveness stems from its ability to obtain samples directly where pathogens are likely to be present, thereby providing valuable information for diagnosis and treatment.