Gastrointestinal Tract Imaging

Question 1

Most common cause of toxic megacolon

Answer 1

Ulcerative colitis

Question 2

Most common cause of large bowel obstruction in elderly and bedridden patients

Answer 2

Fecal impaction

Question 3

Most common type of abdominal wall hernia

Answer 3

Inguinal hernia

Question 4

Most common abnormality by hepatic imaging

Answer 4

Fatty liver

Question 5

Most common malignant mass in liver

Answer 5

Metastasis

Question 6

Most common hypervascular lesion in normal liver

Answer 6

Hemangioma
Adenoma
Metastases

Question 7

Most common hypervascular lesion in cirrhotic liver

Answer 7

Hepatocellular carcinoma

Dysplastic nodule

Question 8

Most common benign liver neoplasm

Answer 8

Cavernous hemangioma

Question 9

Most common primary malignancy of the liver

Answer 9

Hepatocellular carcinoma

Question 10

Most common type of choledochochal cyst

Answer 10

Type I

Question 11

Most common primary tumor associated with intraluminal biliary metastases

Answer 11

Colorectal cancers

Question 12

Most common malignant tumor involving the spleen

Answer 12

Lymphoma

Question 13

Most common primary neoplasm of the spleen

Answer 13

Hemangioma

Question 14

Most common malignancy arising in the spleen

Answer 14

Angiosarcoma

Question 15

Most common type of hiatal hernia

Answer 15

Sliding hiatal hernia

Question 16

Most common cause of esophageal stricture

Answer 16

Reflux esophagitis (GERD)

Fibrosis

Question 17

Most common pattern of esophageal carcinoma

Answer 17

Annular constricting

Question 18

Most common benign neoplasm of the esophagus

Answer 18

Leiomyoma

Question 19

Most common form of gastritis

Answer 19

H. pylori gastritis

Question 20

Most common cause of phlegmonous gastritis

Answer 20

A-Hemolytic streptococci

Question 21

Most common location of neoplasm in the stomach

Answer 21

Distal stomach

Question 22

Most common location of malignant tumor in the duodenum

Answer 22

Periampullary region

Question 23

Most common location of gastrointestinal tumors in the duodenum

Answer 23

2nd and 3rd portion of the duodenum

Question 24

Most common neoplasm of the small intestine

Answer 24

Carcinoid tumor

Question 25

Most common site of involvement of amyloidosis in the GI tract

Answer 25

Small intestine

Question 26

Most common location of small bowel diverticula

Answer 26

Jejunum

Question 27

Most common malignancy in the GI tract

Answer 27

Colorectal adenocarcinoma

Question 28

Most common submucosal tumor of the colon

Answer 28

Lipoma

Question 29

Most common tumor of the appendix

Answer 29

Carcinoid tumor

Question 30

Most common location for carcinoid tumor

Answer 30

Appendix

Question 31

Most common sarcoma in the retroperitoneum

Answer 31

Liposarcoma

Question 32

Most common site of abscess formation

Answer 32

Pelvis

Question 33

Most common imaging pattern of serous cystadenoma

Answer 33

Honeycomb microcysts with innumberable small cyst 1mm to 2 cm size (microcystic adenoma)

Question 34

Most common site of involvement of primary GI lymphoma

Answer 34

Stomach

Question 35

Most common location of Peutz-Jeghers syndrome

Answer 35

Small intestine

Question 36

Most common location of Juvenile GI polyposis

Answer 36

Colon

Question 37

Most common solid mesenteric mass

Answer 37

Lymphoma

Question 38

Most common location of diverticulosis

Answer 38

Sigmoid colon