“…Taken together, given the variable reliability of possible tests and their results in combination with the possible spectrum of symptoms, there is an inherent uncertainty about the patient's COVID-19 status (5,8,10). Therefore, systematic general protective measures and the use of different levels of PPE are recommended for all motility and function testing (8,(12)(13)(14)(15). On the other hand, a combination of absence of risk factors, symptoms and a negative nasopharyngeal swab seems to hold a low risk for contamination during the procedure and may justify less stringent measures to save on limited PPE resources (8,10,41,42).…”