Gastrointestinal canal

Endoscopic biopsies  

Mostly: Esophagus Gastroesophageal junction Stomach Gastric polyp Duodenum Colon Colorectal polyp

By region

• Abdominal wall

Esophagus

• Esophagus

• Gastroesophageal junction

Peritoneal region

Autopsy#Peritoneal

Stomach

• Stomach

• Gastric polyp
• Stomach biopsy for Helicobacter pylori

Intestine

Presentations:

• Intestine with tumor
• Intestine in Crohn's disease
• Fistula tract

Subregions:

• Appendix
• Small intestine

• Duodenum

• Colon, here including rectum

• Colorectal polyp

Gallbladder

• Gallbladder