primary atypical pneumonia


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Related to primary atypical pneumonia: Mycoplasma pneumoniae

pri·mar·y a·typ·i·cal pneu·mo·ni·a

an older term referring to an acute systemic disease with involvement of the lungs, usually caused by Mycoplasma pneumoniae and marked by fever, cough, relatively few physical signs, and scattered densities on x-rays; usually associated with development of cold agglutinins and antibodies to the infectious agent.

primary atypical pneumonia

n.
An acute infectious respiratory disease caused by the bacterium Mycoplasma pneumoniae, characterized by fever, coughing, sore throat, and muscle pain.

primary atypical pneumonia

mycoplasma pneumonia

A primary atypical pneumonia caused by Mycoplasma pneumoniae, which is associated with mini-epidemics that spread by aerosol or close contact to most individuals in closed populations (e.g., military boot camps, boarding schools, colleges), affecting those aged 5–20.
 
Clinical findings
Incubation ± 3 weeks; insidious onset of fever, malaise, headache, myalgia, low-grade fever, cough, chest pain and respiratory disease, from asymptomatic to rhinitis, pharyngitis, tracheobronchitis and pneumonia.

Lab
Leukocytosis, relative increase in PMNs, cold hemagglutinins, biologic false-positive VDRL.
 
Complications
Erythema multiforme, Raynaud’s disease, cold agglutinin haemolysis; less commonly, neurological, cardiovascular, musculoskeletal defects.
 
Treatment
Tetracycline, erythromycin.

Vaccine
None currently available.

pri·mar·y a·typ·i·cal pneu·mo·ni·a

(prī'mar-ē ā-tip'i-kăl-nū-mō'nē-ă)
An acute systemic disease with involvement of the lungs, caused by Mycoplasma pneumoniae and marked by high fever, cough, relatively few physical signs, and scattered densities on x-rays; usually associated with development of cold agglutinins and antibodies to the bacteria.
Synonym(s): atypical pneumonia, mycoplasmal pneumonia.

Eaton,

Monroe D., U.S. microbiologist, 1904-1958.
Eaton agent - a species causing primary atypical pneumonia. Synonym(s): Eaton virus; Mycoplasma pneumoniae
Eaton agent pneumonia - an acute systemic disease with involvement of the lungs, caused by Mycoplasma pneumoniae. Synonym(s): primary atypical pneumonia
Eaton virus - Synonym(s): Eaton agent