Fig. 1.

Phenotype of patient. a CT scan of patient. i, The left lingual lobe and lower bronchi of the right lung show cystic dilatation (red arrow), and the wall manifests uneven thickening with signet-ring sign. ii, The aortic arch is on the right, with the main body of the heart, and the apex of the heart is pointed to the right (red arrow). iii, The liver, stomach, and spleen were all reversed (red arrows). b Results of ultrastructural abnormalities of flagellar cross-sections as observed by TEM in the infertile patient and a normal control (scale bars, 50 nm). c Percent of defective axonemes in a normal control and in our patient