Pulmonology Book

Infectious Disease


Neonatal Chlamydia Pneumonia

Aka: Neonatal Chlamydia Pneumonia
  1. See Also
    1. Neonatal Pneumonia
    2. Chlamydia trachomatis
    3. Chlamydia pneumoniae (TWAR)
  2. Epidemiology
    1. Incidence: 12,000 cases per year in United States
    2. Occurs in <10% of vaginal deliveries from mothers with active genitourinary Chlamydia
  3. Pathophysiology
    1. Chlamydia trachomatis infection in the newborn acquired via vertical transmission during delivery from a mother with chlamydia Vaginitis
    2. Not the same as the Atypical Pneumonia of Chlamydia pneumoniae (TWAR) seen in the elderly and to a lesser extent in young adults
  4. Symptoms: Onset 1-3 months after delivery
    1. Tachypnea
    2. Staccato Cough (coughing in short bursts)
    3. No fever
  5. Imaging: Chest XRay
    1. Hyperinflation
    2. Bilateral diffuse infiltrates
  6. Labs
    1. Complete Blood Count
      1. Eosinophilia >400 cells/mm3
  7. Management
    1. Erythromycin base or EES 50 mg/kg divided four times daily for 14 days
    2. Second course may be required
    3. Close interval follow-up
  8. References
    1. Darville (2005) Semin Pediatr Infect Dis 16(4): 235-44 [PubMed]
    2. Mishori (2012) Am Fam Physician 86(12): 1127-32 [PubMed]
    3. Tipple (1979) Pediatrics 63(2): 192-7 [PubMed]

Neonatal chlamydial pneumonia (C0339960)

Concepts Disease or Syndrome (T047)
SnomedCT 233610007
English Neonatal chlam lung infection, Neonatal chlam pneumonitis, neonatal pneumonia chlamydial, Neonatal chlamydial pneumonia (diagnosis), Neonatal chlamydial lung infection, Neonatal chlamydial pneumonia, Neonatal chlamydial pneumonitis, Neonatal chlamydial pneumonia (disorder), pneumonia; chlamydial, neonatal
Dutch pneumonie; Chlamydia, neonataal
Spanish infección pulmonar neonatal por Chlamydia, neumonitis neonatal por Chlamydia, neumonía neonatal por Chlamydia (trastorno), neumonía neonatal por Chlamydia
Derived from the NIH UMLS (Unified Medical Language System)

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