Urogenital conditions:
(1) distended bladder
(2) urinary tract infection
(3) urogenital diagnostic procedure
(4) intermittent catheterization
(5) extracorporeal shock-wave lithotripsy
(6) sexual intercourse
Rectal conditions:
(1) distended colon and rectum
(2) enema
(3) anal fissure
(4) hemorrhoids
Skin conditions:
(1) pressure ulcer or skin breakdown
(2) cutaneous stimulation
(3) burn
(4) immersion into cold water
(5) tight clothing
(6) ingrown toenails
Musculoskeletal activities:
(1) position changes
(2) range of motion exercises
(3) electrical stimulation
(4) manipulation of a fracture site
Medical interventions:
(1) surgical procedure
(2) radiologic study
Female specific:
(1) pregnancy or delivery
(2) gynecologic procedure or exam
Male specific:
(1) electroejaculation
(2) prostate procedure
Cardiovascular:
(1) orthostatic hypotension
(2) deep vein thrombosis
Other:
(1) drugs (sympathomimetics, decongestants, other)
(2) acute abdomen
(3) esophageal reflux
