WebHippus in Cheyne-Stokes Respiration, Arch Intern Med 122:116-121 ( (Aug) ) 1968. Crossref [jamanetwork.com] Marked pupillary oscillations can be present in normal subjects or associated with different conditions: diabetic neuropathy, night blindness, Cheyne ‐ Stokes respiration , prolonged exposure to video displays, or tabes dorsalis ( Bouma ... WebBilateral pupillary hippus is the main semiologic feature.This autonomic phenomenon is selective for the pupils and does not involve other autonomic-mediated responses. An ictal video illustrates this phenomenon. The epileptogenic region, determined by ictal scalp and intracranial electroencephalography (EEG), is localized in the right ...
Hippus JAMA Internal Medicine JAMA Network
WebNov 3, 2024 · Hippus is the normal rhythmic fluctuations of the pupil as the pupil dilates and constricts. Testing pupil function is an important part of your routine eye health exam! Come see us if you haven’t had your eyes checked in awhile! … WebJan 12, 2013 · A very short (8 second) video showing hippus - normal rhythmic fluctuations in pupil size as the dilator and sphincter pupil muscles pull against each other.... asu payday calendar
Hippus definition of hippus by Medical dictionary
WebNonpathologic hippus may diminish in the dark and is more prevalent in the younger population. Course fluctuation in one or both eyes is pathologic. Pathologic hippus, if unilateral, may be significant for compression of cranial nerve III that is often seen in herniation syndrome. If bilateral, consider meningitis, seizures, or hysteria as ... WebSuch pupillary unrest is termed hippus and has long been recognized but is poorly understood. 1 Hippus is spasmodic, cyclic, bilaterally in phase, and is usually considered benign, 2, 3 although exaggerated hippus has been associated with epileptic seizures 4 and increased mortality, 5 and decreased hippus may occur in myasthenia gravis. 6 Hippus … WebJun 21, 2011 · The term “hippus” refers to a continuous oscillation of pupillary diameter in the absence of light flux variations or other external stimuli. Different authors (Bouma & … a-tech urbandale