Is fibrous endoscopy a gastroscopy?

Endoscopy, also known as endoscope, is widely used in clinical practice, such as bronchoscopy used in respiratory system, cystoscopy and ureteroscopy used in urinary system, and gynecological endoscopy including colposcopy and hysteroscopy. Endoscopy for the digestive system includes esophagoscopy, gastroscopy, duodenoscope, colonoscopy, capsule endoscopy, colonoscopy, and endoscopic ultrasound. In addition, laparoscopy, choledochoscope and arthroscopy are commonly used in surgery, so endoscopy contains a large number of types. Gastroscope is only a kind of endoscope, which is the most widely used in clinical practice. Gastroscope is mainly used to observe the mucosa of esophagus, stomach, duodenal bulb and descending part, so as to determine the lesion location and nature, and to obtain biopsy.