Synonyms for argyll robertson pupil in free thesaurus. It is caused by destruction of the ciliary ganglion. Argyll robertson pupil software free download argyll. Most descriptions of the ar pupil do not mention segmental iris sphincter constriction, or slow, sustained constriction with a near vision effort. This condition was named after british ophthalmologist douglas argyll robertson. Argyll robertson pupil arp, also called ar pupils, refers to small bilateral pupils that constrict when a person tries to focus on a near object but do not constrict when the eyes are exposed to light of bright intensity 1. This is more properly the name of a symptom than a syndrome. Robertsons pupil is a frequent symptom of neurosyphilis, especially tabes dorsalis, and other diseases of the central nervous system, in which the pupil is small and responds slowly or not at all to light, but reaction to accommodation and convergence is retained. Ideal sources for wikipedias health content are defined in the guideline wikipedia. In humans the eye is of the camera type, with an iris diaphragm and variable focusing, or accommodation explanation of argyll robertson pupil. Adies pupil is caused by damage to peripheral pathways to the pupil parasympathetic neurons in the ciliary ganglion that cause pupillary constriction to bright light and with near vision.
Argyll robertson synonyms, argyll robertson pronunciation, argyll robertson translation, english dictionary definition of argyll robertson. The significance of the unilateral argyll robertson pupil. The pathophysiologic mechanism which produces an argyll robertson pupil is unclear, but is believed to be the result of bilateral damage to the pretectal nuclei in the midbrain. A pseudoargyll robertson pupil is a neurological sign indicating a normal near reflex but the absence of a light reflex lightnear dissociation, a lack of miosis. Patients should address specific medical concerns with their physicians. Pseudoargyll robertson pupil of patients with spinocerebellar. Argyll robertson pupil synonyms, argyll robertson pupil. Argyll robertson pupil definition of argyll robertson pupil. Originally associated with tabes dorsalis, the sign has now been found. Argyll robertson pupil pathophysiology, causes, symptoms. These include adies tonic pupil and parinaud syndrome and since the advent of penicillin, they are much more common in the western world than argyllrobinson pupil. The argyll robertson pupil, a miotic pupil that fails to react to direct light, has been described for more than a century. It is a sign of several distinct disorders of the central nervous system, such as brain tumor, multiple sclerosis, and neurosyphilis. In the early 20th century, william john adie described a second type of pupil.
That the argyll robertson pupil may occur in nonsyphilitic disease of the central nervous system is not well appreciated in clinical medicine. Articles from journal of neurology, neurosurgery, and psychiatry are provided here courtesy of bmj group. Argyll robertson pupil one that is miotic and responds to accommodation effort, but not to light. Prep4usmle usmle step 1 forum anatomy forum comments on how to remember argyll robertson pupil how to remember argyll robertson pupil post reply. Mar 25, 20 dissertation pupil testing and responses. Argyll robertson definition of argyll robertson by the free. The criteria used in the diagnosis of argyll robertson pupil in the present study are identical with those described by argyll robertson in 1869. Argyll robertson pupil article about argyll robertson pupil. Argyll robertson pupil refers to small bilateral pupils that are able to constrict when an individual tries focusing or viewing an object near him or her, but when the pupil is exposed to bright light, it does not constrict or respond to that light stimuli.
Argyll robertson pupils ar pupils or colloquially as prostitutes pupil are bilateral small pupils that reduce in size when the patient focuses on a near object they accommodate. Argyll robertson pupil synonyms, argyll robertson pupil pronunciation, argyll robertson pupil translation, english dictionary definition of argyll robertson pupil. In the early 20th century, william john adie described a second type of pupil that could accommodate but not react. Argyll robertson pupil is usually bilateral and presents as bilaterally miotic and irregular pupils, which constrict briskly with accommodation but do not react to bright light therefore displaying lightnear dissociation 1. Argyll robertson pupil vs adies tonic pupil youtube. Argyll robertson pupil an overview sciencedirect topics. Douglas argyll robertson 18371909, british ophthalmologist. Argyll robertson pupil in one eye refers to a condition in which the pupil of one eye constricts when a person focuses on a near object but does not constrict normally when exposed to bright light. Argyll robertson pupil radiology reference article. Argyll robertsons syndrome dictionary of medical eponyms. Watch argyll robertson pupil solo medicine on dailymotion. Examination showed argyll robertson pupils, which are nonreactive to bright light but constrict when focused on a near object. Argyll robertson pupils in alcoholism archives of neurology.
Apr 07, 20 a pupil that does not respond to light and reacts slowly to drugs that induce pupil contraction, but responds to accommodation within the normal range. Argyllrobertson pupil key points in 60 seconds youtube. However, any lesion resulting in a present accommodation reflex and absent pupillary reflex can be referred to under the more general term lightnear dissociation. By translating his knowledge of basic science to a clinical problem he drew attention to this phenomenon, known subsequently as the argyll robertson pupil that came to be considered pathognomonic. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on youtube. Significance of the argyll robertson pupil in clinical medicine the. Argyll robertson pupils are bilateral small pupils that reduce in size on a near object i. Argyll robertson pupil arp it is characterised by bilateral constricted pupils. Argyll robertson pupil pathophysiology, causes, symptoms, types.
Argyll robertson pupil an ocular finding, now of largely historic interest, for a pupil that can focus on a near object accommodate but does not react to light, which is classically described in tertiary syphilis. Argyll robertson pupil is ascribed to a lesion of intercalated neurons in the midbrain or to damage of inhibitory fibers to the oculomotor nucleus loewenfeld, 1969. Ordinarily, one associates such a pupillary reaction with tabes or dementia paralytica. The argyll robertson ar pupil has been defined as a pupil that is small and constricts poorly to direct light but briskly when a target within reading distance is viewed lightnear dissociation. Family practice notebook 2020, family practice notebook, llc. Dr douglas moray cooper lamb argyll robertson frse, frcsed lld 1837 3 january 1909 was a scottish ophthalmologist and surgeon. Argyll robertson pupil ophthalmology mcq pg blazer. It may be inappropriately confused with the argyll robertson pupil. He was president of the royal college of surgeons of edinburgh.
Argyll robertson pupils were named after douglas argyll robertson 18371909, a scottish ophthalmologist and surgeon who described the condition in the mid1860s in the context of neurosyphilis. Argyll robertson pupil pupil constriction caused by syphilis. Trigemino autonomic cephalalgia and argyll robertson pupil. Argyll robertson pupil medical definition merriamwebster. Although access to this page is not restricted, the information found here is intended for use by medical providers. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Studies have failed to demonstrate a focal localising lesion. A marcus gunn pupil baedes pupil cpupils in pontine lesions d pupil in uncal herniation e argyll robertson pupil any others. Here are links to possibly useful sources of information about argyll robertson pupil. By pranab chatterjee on june 29, 2011 3 comments argyll robertson pupils ar pupils are bilateral small pupils that constrict when the patient focuses on a near object they accommodate, but do not constrict when exposed to bright light they do not react to light. Argyll robertson pupils ar pupils are bilateral small pupils that constrict when the patient focuses on a near object. Anatomical basis of argyll robertson pupil prostitutes pupil. Pupillary inequality, irregularity, and iris atrophy without reaction to light are the hallmarks, clinically distinguishable from the holmesadie myotonic pupil. Argyll robertson pupil was most prevalent before the widespread availability of penicillin in the 1940s, as it is commonly associated with syphilis and only develops after long term infection which remains untreated.
Started in 1995, this collection now contains 6767 interlinked topic pages divided into a tree of 31 specialty books and 732 chapters. Can u describe the following types of pupilsor where they are seen. The argyll robertson pupil journal of neurology, neurosurgery. However, we have not seen typical argyll robertson pupils narrow pupils unreactive to light but reactive to near vision with positive serological. He introduced physostigmine into ophthalmic practice and the argyll robertson pupil is named after him. Argyllrobertson pupil definition of argyllrobertson pupil. The pathophysiologic mechanism which produces an argyll robertson pupil is unclear. Argyll robertson pupil, free argyll robertson pupil software downloads, page 3. These include adies tonic pupil and parinaud syndrome and since the advent of penicillin, they are much more common in the western. The reaction to light is absent or greatly diminished when tested in routine examination, but reacts slowly to light with prolonged maximal stimulation. However, it is important to bear in mind other conditions in which.