Category Infectious Disease

Erysipelas and Cellulitis

Abstract Pathologically, cellulitis is defined as a diffuse area of soft tissue infection characterized by leukocytic infiltration of the dermis, capillary dilatation, and proliferation of bacteria. Clinically, cellulitis is recognized as an acute infection of the skin characterized by localized…

Hepatitis B Infection

Abstract Hepatitis B infection is one of the most common global health problems. Persons with acute hepatitis B infection can be asymptomatic or present with hepatitis with or without jaundice. Most acute infections resolve without sequelae; however, progression to chronic…

Rubella

Acknowledgment The authors acknowledge Alison Margaret Kesson for her contributions as author of a prior version of this chapter. Abstract Rubella (German measles), a leading cause of vaccine-preventable birth defects, is an acute viral infection that can affect people of…