Septic arthritis due to group G streptococcus.
D000368:Aged; D000437:Alcoholism / Q000150:complications; D001170:Arthritis, Infectious / Q000209:etiology*; D006801:Humans; D008297:Male; D013290:Streptococcal Infections; D013291:Streptococcus / Q000302:isolation & purification; D013582:Synovial Fluid / Q000382:microbiology