Ankle Brachial Index. The Ankle Brachial Index (ABI) is the systolic pressure at the ankle, divided by the systolic pressure at the arm. It has been shown to be a specific and sensitive metric for the diagnosis of Peripheral Arterial Disease (PAD).
Group B streptococcus (group B strep) is a type of bacteria that causes infection among newborns, pregnant women or women after childbirth, females after gynecologic surgery, and older male and female patients with other serious diseases.roup B streptococcus (group B strep) is a type of bacteria that causes infection among newborns, pregnant women or women after childbirth, females after gynecologic surgery, and older male and female patients with other serious diseases.
The most common problems caused by group B strep bacteria in adults are bloodstream infections, pneumonia, skin and soft-tissue infections, and bone and joint infections. 1  Group B Strep Infection in Newborns Learn about how group B strep affects newborns, how to prevent, diagnose, and treat the infection, and how itâs spreadâ¦.