1 Also take a break from high-fiber foods, spicy foods, dairy products, and foods known to cause gas, such as beans, broccoli, and cabbage. 2  Wash your hands. 3  When you have diarrhea, wash even more often than normal, especially after going to the bathroom and before eating.
Quantitative Sudomotor Axon Reflex Test (QSART) What is the quantitative sudomotor axon reflex test (QSART)? The QSART is a test that measures the autonomic nerves that control sweating. The test is useful in assessing autonomic nervous system disorders, peripheral neuropathies, and some types of pain disorders.
For more information, please call (412) 647-5424. Cardiovascular Autonomic Testing. The autonomic nervous system also controls heart rate and blood pressure. Using breathing techniques and a tilt-table, a technician can assess autonomic function via non-invasive monitoring of blood pressure and heart rate.SART is used to diagnose: 1  Painful small fiber neuropathy when nerve conduction test results are normal. 2  Disturbances of the autonomic nervous system, which controls the sweat glands, heart, gastrointestinal tract, other organs, and blood pressure.