The difference between Mycoplasma pneumonia and Chlamydia pneumonia

Written by Han Shun Li

Pulmonology

Updated on March 28, 2025

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Mycoplasma pneumonia and Chlamydia pneumonia are clinically similar, making them difficult to distinguish from each other as both have similar symptoms and treatment options. Treatments such as erythromycin and quinolones can be used for both. The main difference between them lies in the laboratory tests. If tests for pneumonia, Mycoplasma antibodies or antigens are positive, then it is diagnosed as Mycoplasma pneumonia. If tests for Chlamydia pneumonia antibodies are positive, or if a throat swab test detects Chlamydia, then it is diagnosed as Chlamydia pneumonia.

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Written by Li Jiao Yan

Neonatology

59sec

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How many shots are in the pneumonia vaccine?

Currently, there are two general types of vaccines for preventing pneumococcal pneumonia. One type is the 23-valent vaccine, suitable for high-risk populations over two years old. The other type includes the 7-valent or 13-valent vaccines, which are for preventing pneumococcal infections in infants under two years old. Infants under two usually follow a "three plus one" vaccination regimen, which involves three primary immunization doses with at least one month between each dose, followed by a booster shot. Additionally, adults over two years old or other high-risk groups are advised to take the 23-valent vaccine, which requires only a single dose. However, those who are frail or have poor immune responses may need a second booster dose five years after the initial vaccination.

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Written by Han Shun Li

Pulmonology

37sec

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The difference between Mycoplasma pneumonia and Chlamydia pneumonia

Mycoplasma pneumonia and Chlamydia pneumonia are clinically similar, making them difficult to distinguish from each other as both have similar symptoms and treatment options. Treatments such as erythromycin and quinolones can be used for both. The main difference between them lies in the laboratory tests. If tests for pneumonia, Mycoplasma antibodies or antigens are positive, then it is diagnosed as Mycoplasma pneumonia. If tests for Chlamydia pneumonia antibodies are positive, or if a throat swab test detects Chlamydia, then it is diagnosed as Chlamydia pneumonia.

home-news-image

Written by Li Jiao Yan

Neonatology

55sec

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How many doses are there for the pneumonia vaccine?

Currently, there are two types of vaccines commonly used to prevent pneumococcal diseases. One type is the 23-valent polysaccharide vaccine, suitable for high-risk populations over two years old. The other type includes the 7-valent or 13-valent conjugate vaccines, used for vaccinating infants under two years old. The vaccination schedule for the 7-valent or 13-valent vaccines follows a "three plus one" program, which means three primary immunization doses with at least one month between each dose, followed by a booster dose. For the 23-valent vaccine, high-risk individuals over two years old generally require only a single dose; however, immunocompromised patients may need a booster shot, typically recommended five years after the initial vaccination.

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Written by Hu Xue Jun

Pulmonology

56sec

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Is pneumonia serious?

Is pneumonia serious, and what will happen if it worsens or goes untreated? Severe pneumonia can lead to septic shock and can even be life-threatening. If pneumonia is not treated or not treated thoroughly, it can deteriorate into the following conditions: First, it can cause lung abscesses and empyema, and even lead to pericarditis, meningitis, and more; Second, the infection can enter the bloodstream, causing bacteremia and even septic shock; Third, the patient's continuous high fever can lead to febrile convulsions and even the possibility of coma; Fourth, extensive pneumonia can reduce the function of the alveoli, causing hypoxia and carbon dioxide retention. Hypoxia can affect the function of the nervous system, and patients with severe pneumonia may experience drowsiness, irritability, and even convulsions and coma.

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Written by Hu Qi Feng

Pediatrics

52sec

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How to take care of children with pneumonia

Children with pneumonia need comprehensive and general treatment, and care should be mindful of the following: First, indoor air should be circulated, with a temperature of 18~20°C and humidity at about 60%. Second, provide a nutrition-rich diet. For severe cases where the child has difficulty eating, parenteral nutrition can be given. Third, frequently change the child's position to reduce pulmonary congestion and facilitate the absorption of inflammation. Fourth, pay attention to isolation to prevent cross-infection. Additionally, it is important to monitor and supplement electrolytes and fluids, correct acidosis and electrolyte imbalances. Appropriately supplementing fluids helps moisten the airways, but care should be taken with the speed of fluid administration, as too fast a rate can increase the burden on the heart.