Due to recurrent infections, children with SCID do not grow and gain weight as expected (failure to thrive).
[rarediseases.info.nih.gov]
Respiratory signs may include tachypnoea, nasal flaring, subcostal and intercostal recession, with widespread crepitations and rales, and cyanosis.
[doi.org]
The symptoms can be: recurrent infections resistant to antibiotics, failure to thrive with abnormal growth curves, diarrhea, diaper rash, bronchitis, pneumonia, otitis media
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