University:
Kentucky State University
Course:
BIO 303 | Human Physiology
Academic year:

2024
Views:

144

Pages:

13
Author:

Adowj7b

Pupillary Light Reflex ??! relative afferent pupillary defect (RAPD) relative afferent pupillary defect (RAPD) swinging-flashlight test relative afferent pupillary defect (RAPD) relative afferent pupillary defect (RAPD) § Usually before the chiasm problem § Retinal detachment § Ischemic retina § Optic nerve : ischemia ,compression neuritis , recovered neuritis … etc § diabetic retinopathy § Demyelination (MS) § Unilateral Optic track lesion § Unilateral mid brain lesion Accommodation and parasympathetic The pupil near reflex Pupillary Adjustment extrastriatal light-near dissociation light-near dissociation • • • Adie’s tonic pupil Damage to the dorsal mid-brain (tectal area) around the cerebral aqueduct “but not the E W nucleus” • Stroke • Meningitis • Tumor • Neurosyphilis • Diabetic neuropathy • Demyelination (MS) Dorsal midbrain syndrome (Parinaud's Syndrome) Anisocoria Anisocoria § Efferent pathway or the eye it self § Adie’s tonic pupil § One side Dorsal midbrain syndrome § Horner syndrome

Pupillary Light Reflex

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