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.
Two types of bacteria can cause strep throat: Group A (also known as Streptococcus pyogenes) and Group B. Each strain of bacteria can result in different complications. Strep bacteria are very contagious, and spread by nasal secretions and saliva. Strep throat most often afflicts children younger than 16, according to the Mayo Clinic.