The etiologies of isolated fourth cranial nerve palsy: a 10-year review of 158 cases

Isolated fourth nerve palsy

Isolated fourth nerve palsy is usually benign. The most common etiologies are congenital, traumatic, ischemic, and idiopathic causes. Extensive evaluations for isolated fourth nerve palsies are generally not indicated, but more intensive evaluation for underlying etiology may be necessary for nonisolated or bilateral fourth nerve palsies. Evaluation of ocular torsion enables differentiation of ...

Management of congenital fourth cranial nerve palsy.

double elevator palsy: a 10-year review of operated patients

purpose: to evaluate the clinical manifestations and surgical results in patients with double elevator palsy operated at labbafinejad eye center from 1993 to 2004. methods: the study was conduct on hospital records of 20 patients with double elevator palsy. patients were classified in three groups including primary elevator muscle palsy (9 subjects), primary supranuclear palsy with secondary in...

Isolated Unilateral Hypoglossal Nerve Palsy: A Study of 12 cases

Isolated unilateral hypoglossal nerve palsy (HNP) is uncommon with only a few case reports and two case series in literature. Our study is the largest case series including 12 patients. Till date isolated HNP was considered an ominous clinical sign indicating an underlying malignancy, however ,in the present case series treatable causes such as tubercular central nervous system infection(33%)an...

Isolated Cranial Nerve-III Palsy Secondary to Perimesencephalic Subarachnoid Hemorrhage.

We describe isolated cranial nerve-III palsy as a rare clinical finding in a patient with perimesencephalic subarachnoid hemorrhage. In this unusual case, the patient presented with complete cranial nerve-III palsy including ptosis and pupillary involvement. Initial studies revealed subarachnoid hemorrhage in the perimesencephalic, prepontine, and interpeduncular cisterns. Angiographic studies ...