Abdominal Pain, Acute
Abdominal Pain, Acute CASE HISTORY A 67-year-old white woman presents to the emergency department with generalized abdominal pain that began this morning. Following the algorithm, you check her for cough,…
Getting the Most out of Your History and Physical Examination
Getting the Most out of Your History and Physical Examination The main body of this chapter has been designed to get the most out of your history and physical examination…
Other Infections of the Liver
Other Infections of the Liver Michael S. Torbenson, MD 10.1 INTRODUCTION This chapter discusses nonviral and nonparasitic infections of the liver, though infections that are primarily granulomatous are discussed with…
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…
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…
Basic Patterns of Injury in Medical Liver Pathology
Basic Patterns of Injury in Medical Liver Pathology Roger K. Moreira, MD A pattern of injury represents individual histologic findings that cluster into a meaningful and recognizable histologic pattern. Identification…
Metastatic Tumors in the Liver
Metastatic Tumors in the Liver Lizhi Zhang, MD 31.1 INTRODUCTION The liver is one of the most common organs involved by metastases. In fact, metastatic tumors are the most common…
Hematopathology and the Liver
Hematopathology and the Liver Michael S. Torbenson Ellen D. McPhail 30.1 OVERVIEW The liver can be involved by reactive lymphoid hyperplasia and by various hematological malignancies. The appropriate diagnosis can…
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…
Benign and Malignant Biliary Tumors
Benign and Malignant Biliary Tumors Murli Krishna, MD 29.1 INTRODUCTION Biliary neoplasms and tumor-like lesions form a diverse group of lesions in the liver, and include tumors with characteristics similar…
