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GI2- AM > Most common Ch.16-19 > Flashcards

Most common Ch.16-19 Flashcards

1
Q

Most common cause of tooth loss before the age of 35

A

Dental caries (tooth decay)

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2
Q

Most common fungal infection of the oral cavity

A

Oral candidiasis (thrush)

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3
Q

Most common odontogenic tumor

A

Odontoma

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4
Q

Most common viral sialadenitis

A

Mumps

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5
Q

Most common type of inflammatory salivary gland lesion

A

Mucocele

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6
Q

Most aggressive of all salivary gland malignant neoplasms

A

Carcinoma ex pleomorphic adenoma

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7
Q

Most common primary malignant salivary tumor

A

Mucoepidermoid carcinoma

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8
Q

Most common form of congenital intestinal atresia

A

Imperforate anus

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9
Q

Most common true diverticulum

A

Meckel diverticulum

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10
Q

Most common cause of GERD

A

Reflux esophagitis

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11
Q

Most common cause of esophagitis

A

Reflux esophagitis

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12
Q

Most common outpatient GI diagnosis

A

Reflux esophagitis

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13
Q

Most common cause of chronic gastritis

A

Helicobacter pylori

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14
Q

Most common cause of diffuse atrophic gastritis

A

Autoimmune

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15
Q

Peptic ulcers are most common in the

A

Proximal duodenum

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16
Q

Most common polyp

A

Hyperplastic (inflammatory) polyp

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17
Q

Most common malignancy of the stomach

A

Gastric adenocarcinoma

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18
Q

Gastric adenocarcinoma are mostly found in

A

Antrum

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19
Q

Most common site of extranodal lymphoma

A

Stomach

20
Q

Most common site of EBV + B cell lymphoproliferations in allogenic hematopoietic stem cells and organ transplant receipents

A

Bowel

21
Q

Most common mesenchymal tumor of the abdomen

A

Gastrointestinal stromal tumor (GIST)

22
Q

Most frequent cause of intestinal obstruction world wide

A

Hernias

23
Q

Most common cause of obstruction in the USA

A

Adhesions

24
Q

Most common cause of intestinal obstruction in children <2 y.o

A

Intussusception

25
Q

Most common acquired GI emergency of neonates

A

Necrotizing enterocolitis (NEC)

26
Q

Most common bacterial enteric pathogen in developed countries

A

Campylobacter enterocolitis

27
Q

Most common cause of bloody diarrhea world wide

A

Shigella

28
Q

Most common cause of acute gastroenteritis requiring medical attention

A

Norovirus

29
Q

Most common cause of severe childhood diarrhea and diarrheal mortality world wide

A

Rotavirus

30
Q

Most common parasitic pathogen in human and spread fecally contaminated water or food

A

Giardia lamblia

31
Q

Most common of all polyps

A

Neoplastic adenoma

32
Q

Most common syndromic form of colon cancer

A

Hereditary nonpolyposis colorectal cancer

33
Q

Most common malignancy of GI tract

A

Colonic adenocarcinoma

34
Q

Most common tumor of appendix

A

Carcinoid tumor

35
Q

Most common cause of portal HTN

A

Cirrhosis intrahepatic

36
Q

Most common cause of acute liver failure necessitating liver transplant in USA

A

Acetaminophin toxicity

37
Q

Most common cause of chronic liver disease in USA

A

NAFLD

38
Q

Most common cause of neonatal cholestasis and death from liver disease in early childhood

A

Biliary atresia

39
Q

Most common cause of jaundice in pregnancy

A

Viral hepatitis

40
Q

Most common benign liver tumor

A

Cavernous hemangiomas

41
Q

Most common liver tumor of early childhood

A

Hepatoblastoma

42
Q

Most common primary malignancy of hepatocytes

A

Hepatocellualr carcinoma (HCC)

43
Q

Most common congenital anomaly of gallbladder

A

Phrygian cap

-fundus that is folded inwards

44
Q

Most common malignancy of the extrahepatic biliary tract

A

Carcinoma of the gallbladder

45
Q

Most common congenital anomaly of the pancreas

A

Pancreas divisum

46
Q

Most common cuase of chronic pancreatitis

A

Long term alcohol abuse

47
Q

Most common pancreatic cyst

A

Pseudocysts

GI2- AM (11 decks)

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