<prompt> Duanne syndrome involves-Superior obliqueInferior obliqueLateral rectusSuperior rectus  <response>: Ans. is c i.e., Lateral rectus o Duane retraction syndrome represents the most frequent and most prominent congenital cranial dysinnervation disorder CCDD.o It is due to fibrosis of the lateral rectus or an innervational anomaly with Co-contraction of the lateral and medial recti.o There is deficiency of abduction, associated with impaired adduction, contraction of palpebral fissure and oblique movements of the eye. 