1 Loss of taste and Mouth symptoms (24 causes) 2  Loss of taste and Sensory symptoms (23 causes) 3  Loss of taste and Pain (22 causes) 4  Loss of taste and Sensations (22 causes)  Loss of taste and Throat symptoms (20 causes)
Barium swallow. Little or no preparations are required for the study of the larynx, pharynx, and esophagus when studied alone. A thick barium mixture is swallowed in supine position and fluoroscopic images of the swallowing process are made.
An upper GI series (barium swallow)is a test used to visualize the esophagus, stomach, and duodenum. The test involves some exposure to radiation. To prepare, patients must not eat or drink for 4 to 8 hours before the test. A radiologist interprets the results of the test and informs the patient of the findings.