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Tag Amitabh Srivastava MD
Liver Neoplasms
Primary hepatocellular neoplasms are much less common than metastatic tumors to the liver. The former may arise from either the epithelial or mesenchymal component of the hepatic parenchyma and rarely may also show both lines of differentiation. Hepatocellular neoplasms may…
Pathology of the Gallbladder and Extrahepatic Bile Ducts
The gallbladder and extrahepatic bile ducts show a limited spectrum of inflammatory and neoplastic disorders, but these disorders are significant because they affect a large proportion of the world’s population. The most common (>95%) is cholelithiasis. Inflammation in the gallbladder…
Gastrointestinal Polyposis Syndromes
Nearly every histologic type of polyp involving the gastrointestinal (GI) tract can occur in a sporadic or syndromic setting. In general, a syndromic diagnosis must be suspected when multiple polyps type are present concurrently or sequentially on surveillance colonoscopy; when…
Tumors of the Esophagus
Squamous Papillomas Clinical Features These are uncommon, incidental findings at endoscopy that usually occur in women in the fifth decade of life. The vast majority are solitary; some may present as a papillomatosis. They are thought to be a reactive…