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.
Group A strep causes. 1  Strep throat - a sore, red throat. Your tonsils may be swollen and have white spots on them. 2  Scarlet fever - an illness that follows strep throat. It causes a red rash on the body. 3  Impetigo - a skin infection. 4  Toxic shock syndrome. 5  Cellulitis and necrotizing fasciitis (flesh-eating disease)