The<unk>  is a non-invasive and inexpensive diagnostic test for the diagnosis of vesicointestinal fistulae. It has a detection rate of up to 90% for colovesical fistulae. However, it does not provide information on the fistula location and type.
Bourne test
Rinne test
Weber test
Draize test
Heaf test
Stenger test
Spurling's test
Vinegar test