[A neonate with unilateral paradoxical breathing]. / Een neonaat met unilateraal een paradoxale ademhaling.

A 1-day-old male neonate presented with asymmetric thoracic excursions without respiratory distress. He was diagnosed with the Poland syndrome. The Poland syndrome is characterized by an unilateral hypoplastic or absent pectoral muscle. Reconstruction may be considered in case of complex deformities, but patients with the Poland syndrome generally have minor functional impairments.