Any of several common, often asymptomatic, sexually transmitted diseases caused by the microorganism Chlamydia trachomatis.
Any of various coccoid microorganisms of the genus Chlamydia that are pathogenic to humans and other animals.
An infestation of parasitic mites, Sarcoptes scabiei, causing intense itching caused by the mites burrowing into the skin of humans and other animals. It is easily transmissible from human to human; secondary skin infection may occur.