primary atypical pneumonia n.
An acute systemic disease with involvement of the lungs, caused by Mycoplasma pneumoniae and marked by high fever and cough. Also called atypical pneumonia, mycoplasmal pneumonia.
|primary atypical pneumonia|
|an acute respiratory disease marked by high fever and coughing; caused by mycoplasma; primarily affecting children and young adults [syn: atypical pneumonia]|