Larry M. Bush, MD, Charles E. Schmidt College of Medicine, Florida Atlantic University;University of Miami-Miller School of Medicine/JFK Medical Center;Maria T. Perez, MD, Wellington Regional Medical Center, West Palm Beach
Bartonella sp are gram-negative bacteria previously classified as Rickettsiae. They are facultative intracellular organisms that typically live within RBCs and endothelial cells. They cause several uncommon diseases:
Extensive vaccination has almost eliminated poliomyelitis worldwide. However, cases still occur in regions with incomplete immunization, such as sub-Saharan Africa and southern Asia. Which of the following types of poliomyelitis is the most common?