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:
Follow Following Unfollow Pending Disabled. A Dr. Jonathan Aviv, MD , Ear, Nose & Throat (Otolaryngology), answered. The difference between an endoscopy and a transnasal esophagoscopy is that you need to be sedated for an endoscopy, which increases the risk of complications. In this video, otolaryngologist Jonathan Aviv, MD, explains the difference in detail.