Which of the following is impoant feature of Duane retraction syndrome

Retraction of globe is essential feature of Duane retracation syndrome Duane Retraction Syndrome Duane retraction syndrome is a misinnervation syndrome of cranial nerve 3 and cranial nerve 6. D/d is sixth nerve palsy but note there is no retraction in sixth nerve palsy. Types DRS type 1: Abduction is limited DRS type 2: Adduction limited DRS type 3: both abduction and adduction is limited