Tape test
Most common
Touch transparent tape to the perianal region and examine for eggs under the microscope
Can also test by examining scrapings under patient's fingernails or examining perianal region 2-3 hours after patient falls asleep
Stool analysis does not work because of low egg burden in stool
Most common
Touch transparent tape to the perianal region and examine for eggs under the microscope
Enterobius
Idiopathic pruritus ani
Salmonella
Rectal tenesmus
Escherichia coli
Taenia saginata
Clostridium difficile 
Taenia solium 