Visual Field Defects - Anatomy Overview
- Optic Nerve
- Vision Loss in One Eye
- Optic Chiasm
- Bitemporal Hemianopia - Both Eyes Outside Vision Loss
- Optic Tract
- Homonymous Hemianopia - Both Eyes Same Side
- Dorsal Optic Radiation
- Lower Quadrantic Vision Loss
- Meyer's Loop
- Upper Quadrantic Vision Loss
Visual Field Defects - Right Anopia
- Right Anopia
- Complete Vision Loss in 1 Eye
- Right Optic Nerve
- Retinoblastoma
- Gliomas
Visual Field Defects - Bitemporal Hemianopia
- Bitemporal Hemianopia
- Both Eyes Outside Vision Loss
- Tunnel Vision
- Optic Chiasm
- Suprasellar Compression
- Pituitary Adenoma
- Craniopharyngioma
Visual Field Defects - Homonymous Hemianopia
- Homonymous Hemianopia
- Vision Loss - Both Eyes Same Side
- Optic Tract
- Parietal Lobe
Visual Field Defects - Left Upper Quadrantic Anopia
- Left Upper Quadrantic Anopia
- Pie in the Sky
- Meyer's Loop
- Right Temporal Lobe
- Middle Cerebral Artery (MCA) Infarct
Visual Field Defects - Left Lower Quadrantic Anopia
- Left Lower Quadrantic Anopia
- Pie on the Floor
- Dorsal Optic Radiation
- Parietal Lobe
- Middle Cerebral Artery (MCA) Infarct
Visual Field Defects - Left Hemianopia with Macular Sparing
- Left Hemianopia with Macular Sparing
- Vision Loss - Same Side in Both Eyes
- Center Spared
- Occipital Lobe
- Posterior Cerebral Artery (PCA) Infarct
Age-Related Macular Degeneration (AMD)
- Dry (nonexudative)
- Wet (exudative)
- Scotomas
- Blurred, Darkened Vision
- Loss of Central Vision
- Distortion of Vision
- Drug Therapy
- Surgery
- Low-vision Assistive Devices
CN I
- Olfactory Nerve
- Sensory
- Smell
CN III
- Oculomotor Nerve
- Motor
- Eye Movement
- Accommodation
- Eyelid Opening
- Pupillary Constriction
CN IV
- Trochlear Nerve
- Motor
- Abducts, Depresses, Internally Rotates
CN V
- Trigeminal Nerve
- Sensory
- Facial Sensation
- Motor Function (Via Mandibular Nerve)
- Mastication Muscles
CN VI
- Abducens Nerve
- Motor
- Abducts Eye
CN VII
- Facial Nerve
- Lacrimation
- Salivation
- Sensory
- Taste from Anterior 2/3 of Tongue
- Motor
- Facial Movement
- Stapedius Muscle
- Eyelid Closing
CN VIII
- Vestibulocochlear Nerve
- Sensory
- Hearing
- Balance
CN IX
- Glossopharyngeal Nerve
- Sensory
- Taste from Posterior 1/3 of Tongue
- Monitoring Carotid Body and Sinus
- Motor
- Stylopharyngeus
- Swallowing
- Salivation
CN X
- Vagus Nerve
- Sensory
- Aortic Arch Chemoreceptors and Baroreceptors
- Taste from Epiglottic Region
- Motor
- Swallowing
- Palate Elevation
- Talking
- Coughing
- Midline Uvula