August 21, 2007. A new rule from the Department of Homeland Security (DHS) is set to take effect that establishes procedures for employers to follow when they receive âno-matchâ letters from the Social Security Administration (SSA).
Atypical organisms such as Mycoplasma pneumoniae, Chlamydia pneumoniae, and Legionella pneumophila are implicated in up to 40 percent of cases of community-acquired pneumonia. Antibiotic treatment is empiric and includes coverage for both typical and atypical organisms.
â¢ ATYPICAL (adjective). The adjective ATYPICAL has 2 senses: 1. not representative of a group, class, or type. 2. deviating from normal expectations; somewhat odd, strange, or abnormal. Familiarity information: ATYPICAL used as an adjective is rare. ATYPICAL (adjective). The adjective ATYPICAL has 2 senses: 1. not representative of a group, class, or type. 2. deviating from normal expectations; somewhat odd, strange, or abnormal. Familiarity information: ATYPICAL used as an adjective is rare.