Ptosis
Introduction Ptosis may be unilateral or bilateral – symmetrical or asymmetrical Upper lid lifted by contraction of levator (CN III) and sympathetic innervation of smooth muscle component Lids closed by…
Introduction Ptosis may be unilateral or bilateral – symmetrical or asymmetrical Upper lid lifted by contraction of levator (CN III) and sympathetic innervation of smooth muscle component Lids closed by…