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.
GBS bacteria are a normal part of the commonly found bacteria in the human body. Normally, the presence of GBS does not cause problems. In certain circumstances, however, Group B Strep bacteria can invade the body and cause serious infection; this is referred to as Group B Strep disease.roup B Strep should not be confused with Group A Strep, which causes strep throat. A person whose body carries Group B Strep bacteria but who does not show signs of infection is said to be colonized with Group B Strep.