Most common Ch.16-19 Flashcards
Most common cause of tooth loss before the age of 35
Dental caries (tooth decay)
Most common fungal infection of the oral cavity
Oral candidiasis (thrush)
Most common odontogenic tumor
Odontoma
Most common viral sialadenitis
Mumps
Most common type of inflammatory salivary gland lesion
Mucocele
Most aggressive of all salivary gland malignant neoplasms
Carcinoma ex pleomorphic adenoma
Most common primary malignant salivary tumor
Mucoepidermoid carcinoma
Most common form of congenital intestinal atresia
Imperforate anus
Most common true diverticulum
Meckel diverticulum
Most common cause of GERD
Reflux esophagitis
Most common cause of esophagitis
Reflux esophagitis
Most common outpatient GI diagnosis
Reflux esophagitis
Most common cause of chronic gastritis
Helicobacter pylori
Most common cause of diffuse atrophic gastritis
Autoimmune
Peptic ulcers are most common in the
Proximal duodenum
Most common polyp
Hyperplastic (inflammatory) polyp
Most common malignancy of the stomach
Gastric adenocarcinoma
Gastric adenocarcinoma are mostly found in
Antrum
Most common site of extranodal lymphoma
Stomach
Most common site of EBV + B cell lymphoproliferations in allogenic hematopoietic stem cells and organ transplant receipents
Bowel
Most common mesenchymal tumor of the abdomen
Gastrointestinal stromal tumor (GIST)
Most frequent cause of intestinal obstruction world wide
Hernias
Most common cause of obstruction in the USA
Adhesions
Most common cause of intestinal obstruction in children <2 y.o
Intussusception
Most common acquired GI emergency of neonates
Necrotizing enterocolitis (NEC)
Most common bacterial enteric pathogen in developed countries
Campylobacter enterocolitis
Most common cause of bloody diarrhea world wide
Shigella
Most common cause of acute gastroenteritis requiring medical attention
Norovirus
Most common cause of severe childhood diarrhea and diarrheal mortality world wide
Rotavirus
Most common parasitic pathogen in human and spread fecally contaminated water or food
Giardia lamblia
Most common of all polyps
Neoplastic adenoma
Most common syndromic form of colon cancer
Hereditary nonpolyposis colorectal cancer
Most common malignancy of GI tract
Colonic adenocarcinoma
Most common tumor of appendix
Carcinoid tumor
Most common cause of portal HTN
Cirrhosis intrahepatic
Most common cause of acute liver failure necessitating liver transplant in USA
Acetaminophin toxicity
Most common cause of chronic liver disease in USA
NAFLD
Most common cause of neonatal cholestasis and death from liver disease in early childhood
Biliary atresia
Most common cause of jaundice in pregnancy
Viral hepatitis
Most common benign liver tumor
Cavernous hemangiomas
Most common liver tumor of early childhood
Hepatoblastoma
Most common primary malignancy of hepatocytes
Hepatocellualr carcinoma (HCC)
Most common congenital anomaly of gallbladder
Phrygian cap
-fundus that is folded inwards
Most common malignancy of the extrahepatic biliary tract
Carcinoma of the gallbladder
Most common congenital anomaly of the pancreas
Pancreas divisum
Most common cuase of chronic pancreatitis
Long term alcohol abuse
Most common pancreatic cyst
Pseudocysts
