CPT® Code 43193

Esophagoscopy, rigid, transoral, is a diagnostic procedure that involves the use of a rigid endoscope to visualize the esophagus. This procedure is performed by introducing the endoscope through the mouth and advancing it into the esophagus. During the esophagoscopy, several critical areas are examined, including the velopharyngeal closure, the base of the tongue, and the hypopharynx. The examination allows for the observation of vocal cord motion and an evaluation of the pharyngeal musculature. As the endoscope reaches the cricopharyngeus, the patient may be instructed to burp or swallow, which aids in the smooth passage of the scope. The endoscope is then advanced along the entire length of the esophagus until it reaches the gastroesophageal junction. Any abnormalities encountered during the procedure are meticulously noted. After the thorough examination, the endoscope is withdrawn, allowing for a complete assessment of the esophageal circumference. If any suspicious areas are identified, biopsy forceps are introduced through the biopsy channel of the endoscope to obtain tissue samples. The forceps are opened to capture the tissue, then closed to secure the sample, which is subsequently removed through the endoscope. This procedure may involve obtaining one or more tissue samples, which are then sent for laboratory analysis to provide further diagnostic information.