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Unapparent systemic dissemination of Mycobacterium tuberculosis
P H Jarreau1, C Delacourt, J D Poveda
1Service d'Allergologie et de Pneumologie infantiles, Centre Hospitalier Universitaire Necker-Enfants-Malades, Paris, France.
Biology of the Neonate
|January 1, 1996
Summary
Early diagnosis of tuberculosis in infants is crucial. Polymerase chain reaction (PCR) detected Mycobacterium tuberculosis DNA in an infant without symptoms, highlighting PCR
Area of Science:
- Pediatrics
- Infectious Diseases
- Molecular Diagnostics
Background:
- Tuberculosis (TB) diagnosis in neonates and young infants can be challenging.
- Early detection is critical for preventing disease progression and transmission.
Observation:
- A 6-week-old infant, exposed to tuberculosis, showed no clinical or biological symptoms.
- Gastric aspirates and cerebrospinal fluid samples were collected for analysis.
Findings:
- DNA amplification for Mycobacterium tuberculosis complex was positive in both gastric aspirates and cerebrospinal fluid.
- Conventional cultures for Mycobacterium tuberculosis were negative in this case.
Implications:
- Polymerase chain reaction (PCR) offers a valuable tool for the early diagnosis of infant tuberculosis.
- Prophylactic treatment should be considered for neonates and young infants exposed to TB, even without symptoms.