Symptomatic manifestations of Mycoplasma pneumoniae infection

Mycoplasma pneumoniae pneumonia is an acute inflammatory change of the respiratory tract and lungs caused by Mycoplasma pneumoniae, often with pharyngitis, bronchitis, and pneumonia. The symptoms are mainly manifested in the following aspects.

Mycoplasma pneumoniae infection is tracheo-bronchitis, pneumonia, omytonitis and other forms, among which pneumonia is the most serious, the incidence is the highest in adolescents, Mycoplasma pneumoniae infection has a slow onset, the incubation period is 2~3 weeks, the clinical symptoms are mild, or even no symptoms, there are fatigue, headache, sore throat, fever, muscle aches, loss of appetite, nausea and vomiting in the early stage of the disease, the headache is significant, the fever is generally moderate fever, and obvious respiratory symptoms appear after 2~3 days, irritating and spasmodic dry cough are the mainstay, and the night is the most serious, small sputum, coughing up a small amount of mucous or mucopurulent sputum, sometimes with blood in the sputum.

The fever can last for 2~3 weeks, and the cough may remain after the body temperature returns to normal. Physical examination of mycoplasma pneumonia shows mild nasal congestion, runny nose, moderate pharyngeal hyperemia, hyperemia of the ear periosteum, cervical lymphadenopathy, and, rarely, maculopapular rash, erythema, or cold sores.

The clinical manifestations of mycoplasma pneumonia are not characteristic, and X-rays and pathogen testing are required to confirm the diagnosis.