Tests and diagnosisBy Mayo Clinic staff
During the physical exam, your doctor may perform a neurological exam, to check your:
- Muscle strength
- Muscle tone
- Sight and sense of touch
If your doctor suspects an underlying medical condition may be causing your hiccups, he or she may recommend one or more of the following tests:
Samples of your blood may be checked for signs of:
- Kidney disease
These types of tests may be able to detect anatomical abnormalities that may be affecting the vagus nerve, phrenic nerve or diaphragm. Imaging tests may include:
- Chest X-ray
- Computerized tomography (CT) scan
- Magnetic resonance imaging (MRI)
These procedures utilize a thin, flexible tube containing a tiny camera, which is passed down your throat to check for problems in your esophagus or windpipe.
- Bilotta F, et al. Hiccups. In: Bope ET, et al. Conn's Current Therapy. Philadelphia, Pa.: Saunders Elsevier; 2011. http://www.mdconsult.com/books/about.do?eid=4-u1.0-B978-1-4377-0986-5..C2009-0-38984-9--TOP&isbn=978-1-4377-0986-5&about=true&uniqId=236797353-5. Accessed April 13, 2011.
- Smith HS. Hiccups. In: Walsh D. Palliative Medicine. Philadelphia, Pa.: Saunders Elsevier; 2008. http://www.mdconsult.com/books/page.do?eid=4-u1.0-B978-0-323-05674-8..50167-5&isbn=978-0-323-05674-8&type=bookPage§ionEid=4-u1.0-B978-0-323-05674-8..50167-5&uniqId=239212396-6. Accessed April 13, 2011.
- Lembo AJ. Overview of hiccups. http://uptodate.com/home/index.html. Accessed April 13, 2011.