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Published on: 3/5/2025

If a Child Contracts Walking Pneumonia, Is It Contagious and Will They Need to Stay Home From School?

Walking pneumonia, often caused by _Mycoplasma pneumoniae_, is a milder form of pneumonia that can affect children and is characterized by symptoms such as a persistent cough, low-grade fever, and fatigue. Understanding its contagiousness and the need for a child to stay home from school is important for managing the illness and preventing the spread of infection.

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Explanation

Contagiousness

  • Transmission: Walking pneumonia is contagious, but it is generally less contagious than other forms of pneumonia caused by bacteria or viruses. It spreads through respiratory droplets when an infected person coughs or sneezes. Close contact with an infected individual can increase the risk of transmission.
  • Incubation Period: The incubation period for Mycoplasma pneumoniae can range from 1 to 3 weeks, meaning a child may be contagious before symptoms appear.

School Attendance

  • Staying Home: If a child is diagnosed with walking pneumonia, it is advisable for them to stay home from school, especially if they are experiencing significant symptoms such as a persistent cough, fatigue, or fever. This helps prevent the spread of the infection to other children and allows the sick child to rest and recover.
  • Return to School: A child can typically return to school once they have been on appropriate antibiotic treatment for at least 24 to 48 hours and their symptoms have improved. It is important to consult with a healthcare provider for specific recommendations based on the child's condition.

(References)

  • Shim JY. Current perspectives on atypical pneumonia in children. Clin Exp Pediatr. 2020 Dec;63(12):469-476. doi: 10.3345/cep.2019.00360. Epub 2020 Jun 10. PMID: 32517424; PMCID: PMC7738772.

  • Kevat PM, Morpeth M, Graham H, Gray AZ. A systematic review of the clinical features of pneumonia in children aged 5-9 years: Implications for guidelines and research. J Glob Health. 2022 Mar 26;12:10002. doi: 10.7189/jogh.12.10002. PMID: 35356655; PMCID: PMC8943783.

  • Parrott GL, Kinjo T, Fujita J. A Compendium for Mycoplasma pneumoniae. Front Microbiol. 2016 Apr 12;7:513. doi: 10.3389/fmicb.2016.00513. PMID: 27148202; PMCID: PMC4828434.

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