What are the symptoms of chlamydia pneumoniae infection in adults

Chlamydia pneumoniae infection is an infectious disease of the lungs caused by the bacterium Mycoplasma pneumoniae, mainly affecting the respiratory tract. Mycoplasma pneumoniae infection in adults often has a slow onset and may be asymptomatic for several days or 1 week after infection, and respiratory symptoms such as fever, headache, sore throat, and muscle pain may also be affected, and the cardiovascular system, nervous system, and digestive system can also be affected.

1. Respiratory symptoms: Within a few days or 1 week after infection, there are often respiratory symptoms such as sore throat, submandibular lymphadenopathy, cough, as well as nasal congestion, runny nose, hoarseness, paroxysmal cough and other symptoms.Most of the above symptoms are self-limited, and most of them are self-relieving;

2. Cardiovascular system symptoms: cardiovascular system symptoms may occur, such as myocarditis, pericarditis, endocarditis, patients may have chest pain, and a few patients can also develop coronary arteritis;

3. Neurological symptoms: patients can present with headache, dizziness, general malaise, etc., severe patients may have persistent headache, and some patients can also manifest short-term insomnia, dreaminess and other manifestations;

4. Digestive system symptoms: some patients may have gastrointestinal symptoms such as nausea, vomiting or abdominal pain, which are mostly caused by the invasion of the gastrointestinal tract by Mycoplasma pneumoniae;

5. Other symptoms: fever, rash, joint pain and other symptoms can also appear, among which the duration of fever is generally long, which can be manifested as high fever, body temperature can exceed 38 °C, and the rash is mostly manifested as congestive maculopapular rash.

In addition to the above relatively common symptoms, other symptoms may occur, such as mediastinitis, which often occurs in patients with high fever, headache, vomiting, etc. If it invades the eye, it can also manifest as eye pain, tearing and other symptoms. If it invades the cardiovascular system, it can lead to heart failure and even cardiac arrest. If the genitourinary system is involved, it can cause patients to have symptoms such as urinary frequency, urgency, and painful urination.