Trochlea of superior oblique - Wikipedia
网页The trochlea of superior oblique is a pulley-like structure in the eye. The tendon of the superior oblique muscle passes through it. Situated on the superior nasal aspect of the frontal bone, it is the only cartilage found in the normal orbit. The word trochlea comes from the Greek word for pulley.
Trochleitis - EyeWiki
网页Trochleitis is an inflammation of the trochlea and peritrochlear region. This disease may be isolated (occur alone or with migraine) or develop in association with an inflammatory or immunologic condition. Diagnosis is based on clinical findings and …
Neuroanatomy, Cranial Nerve 4 (Trochlear) - StatPearls - NCBI Bookshelf
网页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 cranial nerves, has the longest intracranial course as it is the only nerve to have a dorsal exit from the brainstem.
Trochlear Nerve: Anatomy, Function and 4th Nerve Palsy - All About Vision
网页2022年10月12日 · The trochlear nerve is the fourth out of 12 cranial nerves that wire the human brain. Also known as cranial nerve 4 (CN IV), the trochlear nerve controls the superior oblique muscle of the eye. This extraocular muscle allows the eyes to look downward, toward the nose, or away from the nose.
Trochlea of Superior Oblique Muscle | Complete Anatomy - Elsevier
网页Quick Facts. The trochlea of superior oblique muscle is the fibrocartilaginous pulley near the internal angular process of the frontal bone, through which the tendon of the superior oblique muscle of the eyeball passes (Dorland, 2011). Complete Anatomy. The world's most advanced 3D anatomy platform. Try it for Free.
Trochlear Nerve: Anatomy, Function, and Treatment - Verywell …
网页2022年2月23日 · A motor nerve that controls eye movements. The trochlear nerve is the fourth cranial nerve. It's a motor nerve and provides movement to only one muscle—an eye muscle called the superior oblique, which connects to the top of the eyeball. The tendon of that muscle passes through a structure that's a lot like a pulley.
Trochlear Nerve (CN IV): What It Is, Function & Anatomy - Cleveland Clinic
网页Your trochlear nerve, also known as the cranial nerve 4 or CN IV, is a motor (movement) nerve that sends signals from your brain to one of the muscles that control eye movement. You have two trochlear nerves — one for each eye. They’re one of 12 sets of cranial nerves.
Diagnosis and Management of Trochleodynia, Trochleitis, and …
网页2019年4月12日 · Clinical signs include tenderness in the trochlear region and exacerbation of pain with SO muscle contraction or stretching from eye movement or near-work (e.g., reading, computer, sewing, etc.). Despite a proposed inflammatory component, patients do not typically exhibit eyelid edema or erythema.
Anatomy, Head and Neck: Eye Superior Oblique Muscle
网页2023年8月7日 · The superior oblique muscle attaches to the trochlea—a fibrous, cartilaginous pulley attached to the trochlear fovea of the frontal bone. Originating from the periosteal covering of the sphenoid, the superior oblique reaches the trochlea by passing along the medial border of the roof of the orbit.
Trochlea (eye) | Radiology Reference Article - Radiopaedia.org
网页2023年2月2日 · The trochlea is a cartilaginous structure acting as a pulley for the superior oblique muscle of the eye . Gross anatomy. The trochlea inserts on the trochlear fovea and spine located on the anteromedial part of the orbital roof. The tendon of superior oblique muscle passes through it 1. Function.
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