Bettas being kept as pets will do well on a standard pellet food designed especially for bettas (I recommend HBH Betta Bites or Tetramin granules) with an occasional treat of frozen/live worms or freeze-dried brine shrimp andbloodworms. Pet bettas should not be overfed; a few pellets per feeding is sufficient.
EGD - esophagogastroduodenoscopy. Esophagogastroduodenoscopy (EGD) is a test to examine the lining of the esophagus, stomach, and first part of the small intestine. EGD is done in a hospital or medical center. The procedure uses an endoscope. This is a flexible tube with a light and camera at the end. The procedure is done as follows:
Key Points. 1  All patients complaining of esophageal dysphagia should undergo upper endoscopy to rule out cancer. 2  If the upper endoscopy is normal, biopsies should be obtained to rule out eosinophilic esophagitis. 3  Treatment of dysphagia is geared toward the cause.