Smear tests are usually referred to as smear tests and are often used to check for the presence of inflammation, infection, and pathogenic bacteria in the appropriate tissue structures. Smears are a common test and are usually performed on a wide range of tissues, such as cerebrospinal fluid, nasal secretions, throat secretions, vaginal secretions, and fecal smears, and the results of smears are generally accurate. Tissue fluid smears can be used directly to help doctors make a diagnosis. For example, cerebrospinal fluid smear can be used to check for disease-causing bacteria to determine whether or not a disease such as meningitis is present; for example, if you are considering mycosis vaginalis, you can scrape a small amount of vaginal secretion for a smear to make a definitive diagnosis.