NKX2-1 and lung disorder: As far as we are aware, this is the first report of seemingly successful treatment of NKX2‐1 associated lung disease with this combination therapy, but given the variable phenotypic manifestations of lung involvement in infants with this condition, and the fact that our patient was recovering from a severe pulmonary viral infections, our ability to state with a high degree of certainty that this drug therapy improved the underlying lung disease is limited.