The most important diagnostic tests are as follows:
1. Endoscopy Gastroenterology: (GASTROINTESTINAL ENDOSCOPY):
2. endoscopy streams gall bladder and pancreas: (ERCP)
3. urinary system planning: (UROMETRY)
4. EMG: (E.M.G)
5. EEG: (E.E.G)
6. measure of acidity in the stomach and esophagus: (PH METRY)
(A) pressure measurement inside the digestive tract (MANOMETRY).
B respiratory planning SPIROMETRY.