Benign esophageal tumor

Leiomyoma

Cause of Small Bowel Obstruction

Adhesions

Malignant tumor of esophagus

Squamous cell carcinoma

Cause of Large Bowel Obstruction

Carcinoma of the colon

Benign Tumor of Stomach

Adenomatous polyp

Sources of Metastatic Lesions to Stomach

Melanoma and Breast ca

Malignant Tumor of Stomach

Adenocarcinoma

Cause of free air

Perforated ulcer

Tumor of Small Intestine

Leiomyoma

Type of intussusception

Ileocecal

Benign Tumor of the Small Intestine

Leiomyoma

Congenital anomaly of the esophagus

Esophageal atresia

Malignant Tumor of Small Intestine

Carcinoid 

Tumor of Large Bowel

Adenoma 

Benign Tumor of the Large Bowel

Adenoma 

Malignant Tumor of Large Bowel

Adenocarcinoma