Sixth nerve palsy + ipsilateral Horner's Syndrome = Parkinson's Syndrome.

Purpose: To present five patients with VIth nerve palsy and ipsilateral Horner's Syndrome (HS), as a result of cavernous sinus alteration.

Study Design: Consecutive case series.

Material And Methods: Five patients presented abducens palsy with horizontal diplopia (3 in primary position and 2 in lateral gaze only) and ipsilateral HS.