PATHOLOGY & LABORATORY MEDICINE

Viral Hepatitis

Oct 16, 2018 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on Viral Hepatitis

Viral Hepatitis Roger K. Moreira, MD Douglas A. Simonetto, MD 8.1 GRADING AND STAGING OVERVIEW In a fashion somewhat analogous to tumor pathology—where grade refers to features that reflect disease…

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Electron Microscopy

Oct 16, 2018 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on Electron Microscopy

Electron Microscopy Taofic Mounajjed, MD 5.1 INTRODUCTION The rise of immunohistochemical, molecular, and serologic techniques in pathology over the past decades has somewhat sidelined certain diagnostic uses of the more…

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Hepatocellular Carcinoma

Oct 16, 2018 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on Hepatocellular Carcinoma

Hepatocellular Carcinoma Michael S. Torbenson, MD 28.1 DEFINITIONS AND TERMINOLOGY Hepatocellular carcinoma is defined as a malignant epithelial tumor that (1) originates in the liver, (2) is differentiated toward hepatocytes…

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Benign Hepatocellular Tumors

Oct 16, 2018 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on Benign Hepatocellular Tumors

Benign Hepatocellular Tumors Dora Lam-Himlin, MD 27.1 FOCAL NODULAR HYPERPLASIA Definition Focal nodular hyperplasia is a benign hyperplastic reactive lesion composed of nodules of hepatocytes separated by fibrotic bands in…

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