A complex system of nerves and muscles enables the human eye to blink, gaze, and shift focus. The trochlear nerve is one of six cranial nerves that carry electrical impulses from the brain to the eye.

Dear Doctors: I had an episode where it felt like my left eye went out of alignment and I couldn’t focus. A brain scan was clear, but the doctor said it’s cranial nerve palsy. He says it’s from a ...

This patient presented with an inability to elevate the left eye on adduction, the characteristic finding of Brown syndrome. In this syndrome, structural abnormalities involving the superior oblique ...

Purpose We describe a mother and all her offspring with congenital superior oblique palsy (CSOP), and a father and all his sons with unilateral CSOP. We discuss the inheritance pattern in our ...

What Are the Causes of Abnormal Head Posture? Abnormal head posture commonly occurs due to neck muscle problems, but the condition has eye-related or ocular causes too. Certain eye conditions can ...

Brown syndrome (BS) is a rare ocular motility disorder characterized by a limitation of elevation in adduction of the eye. Patients with BS can have a widening of the palpebral fissure in adduction, ...

ST. LOUIS – In a recent study published in The Journal of Comparative Neurology, Saint Louis University professor of pharmacological and physiological science Michael Ariel, Ph.D., reported surprising ...