Dysfunction of the fourth cranial nerve (trochlear nerve), which innervates the superior oblique muscle (SOM), is one cause of paralytic strabismus. The SOM has different (primary, …

2024年11月1日 · Fourth nerve palsy (trochlear nerve palsy) happens when issues with your fourth cranial nerve cause vertical (up and down) eye movement and vision issues. It usually affects …

Double vision (diplopia) is a common symptom of fourth nerve palsy. It occurs only when both eyes are open. With one eye shut, you see one image. But when you open both eyes, you …

The trochlear nerve (/ ˈ t r ɒ k l ɪər /), [1] (lit. pulley-like nerve) also known as the fourth cranial nerve, cranial nerve IV, or CN IV, is a cranial nerve that innervates a single muscle - the …

2024年9月8日 · Trochlear nerve palsy is a frequently seen condition in ophthalmology clinics. In most cases, it may be congenital or post-traumatic but can occasionally manifest a more …

2023年7月15日 · The trochlear nerve is the fourth cranial nerve (CN IV) and one of the ocular motor nerves that controls eye movement. The trochlear nerve, while the smallest of the …

Fourth Nerve Palsy, also known as Superior Oblique Palsy or Trochlear Nerve Palsy, occurs when the fourth cranial nerve becomes diseased or damaged. The fourth cranial nerve …

The CN4 palsy caused by brain lesions was attributed to anatomically directly related cerebral haemorrhage, cerebral infarction, or brain tumour. Late decompensation was defined by …

Background: We investigated the clinical outcomes of fourth cranial nerve (CN4) palsy with acute vertical diplopia in adults. Methods: A total of 80 patients with acute CN4 palsy who underwent …

2015年11月10日 · Cranial nerve IV (trochlear nerve) is a somatic motor nerve that innervates the superior oblique muscle, which intorts, infraducts, and abducts the globe. The nucleus of CN …