Question: what are alpha hemolytic streptococcus?
Answer: Alpha Hemolytic Streptococcus. Viridans streptococci are a heterogeneous group of α-hemolytic and nonhemolytic streptococci that are constituents of the normal flora of the respiratory and gastrointestinal tracts of infants, children, and adults. From: Infectious Diseases of the Fetus and Newborn (Seventh Edition), ...