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229 Possible Causes for Convergence Nystagmus

  • Parinaud Syndrome

    The clinical features are: a loss of vertical gaze nystagmus on attempted convergence pseudo-Argyll-Robertson pupils: large pupils with sluggish reaction to light Bilateral[gpnotebook.co.uk] The main clinical manifestations were that of a severe restriction in upward gaze, and convergence-retraction nystagmus.[sciencedomain.org] . : Nystagmus provoqués par le regard en haut et la convergence . In: Les nystagmus.[link.springer.com]

  • Pineal Gland Neoplasm

    Frequently, paralysis of upward gaze along with several ocular findings such as convergence retraction nystagmus and eyelid retraction also known as Collier's sign and Light[en.wikipedia.org] Further tumour growth leads to mydriasis, convergence spasm, pupillary inequality, and convergence or refractory nystagmus .[patient.info] Upward gaze paresis, convergence or retraction nystagmus, and disturbed light reflex (Parinaud's syndrome) is a characteristic sign due to midbrain compression at the level[thamburaj.com]

  • Pineal Gland Dysfunction

    Linda S. Noelker, PhD, joined the Benjain Rose Institute in 1974 as an applied aging researcher and is currently the Senior Vice President for Planning and and Organizational Resources. In that capacity, she oversees the Research Institute and the Institutional Advancement and the Advocacy and Public Policy[…][books.google.com]

  • Pineal Gland Cyst

    Further tumour growth leads to mydriasis, convergence spasm, pupillary inequality, and convergence or refractory nystagmus.[patient.info] Direct midbrain compression can cause disorders of ocular movements such as Parinaud syndrome (paralysis of upgaze, convergence or retraction, nystagmus, and light-near pupillary[aboutcancer.com]

  • Nystagmus

    Certain diagnostic features differentiate voluntary nystagmus from pathologic nystagmus: the convergent effort required to start the nystagmus, the inability to sustain the[dx.doi.org] One form of nystagmus induced by upgaze is convergence-retraction nystagmus. It occurs with dorsal midbrain lesions (for example, pineal tumours).[doi.org] Consistent with the data in the literature, the mean frequency of the nystagmus in this patient was 10 Hz and the mean amplitude less than 4 degrees.[dx.doi.org]

  • Ichthyosis Vulgaris

    , convergence, and 3rd, 4th, and 6th cranial nerve involvement. ‎[books.google.de] Pagina 358 - Ocular signs of cerebral involvement include the following: nystagmus, unilateral mydriasis, bilateral miosis with slow response to light, paralysis of accommodation[books.google.ro] Seite 358 - Ocular signs of cerebral involvement include the following: nystagmus, unilateral mydriasis, bilateral miosis with slow response to light, paralysis of accommodation[books.google.de]

  • Posterior inferior cerebellar artery occlusion

    […] retraction nystagmus.[tchain.com] […] artery can result in a large number of complex syndromes that may include visual hallucinations, somnolescence, various ocular findings mainly involving vertical gaze and/or convergence[tchain.com]

  • Strabismus

    The gaze palsy is congenital and nonprogressive.Ocular alignment, congenital nystagmus, and vertical smooth pursuit defects are variable among individuals. 86 Convergence[doi.org]

  • Germ Cell Tumor

    Tumors at the pineal region present with Parinaud syndrome—a combination of impaired vertical gaze, (mainly upgaze), convergence-retraction nystagmus on attempted upgaze ([rheumatologyadvisor.com] , failure of convergence) The most common initial manifestation of suprasellar tumors is diabetes insipidus.[emedicine.com] […] i.e, retraction of the eye into the orbit), light-near dissociation of pupils (i.e., pupils constrict with accommodation but do not react to light), impaired convergence,[rheumatologyadvisor.com]

  • Cerebellar Stroke

    […] retraction nystagmus (such as is mainly reported in Parinaud's).[dizziness-and-balance.com] […] artery can result in a large number of complex syndromes that may include visual hallucinations, somnolence, various ocular findings mainly involving vertical gaze and/or convergence[dizziness-and-balance.com]

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