Menstruation does not necessarily preclude the ability to undergo screening for sexually transmitted infections. While some tests are more accurate when not performed during menstruation, many common STI tests can still be conducted while an individual is experiencing their period. The presence of menstrual blood may, however, impact the interpretation of certain visual tests, such as those involving microscopic examination of samples.
The continued accessibility of STI testing, regardless of menstrual status, is crucial for public health. Delaying testing due to menstruation can lead to extended periods of potential transmission, delayed treatment, and increased risk of complications. Historically, concerns regarding sample contamination may have led to recommendations against testing during menstruation. However, advancements in diagnostic technologies and refined sample collection methods have mitigated many of these concerns.