Results 1 to 10 of about 10,223 (211)

Is the convergence insufficiency symptom survey applicable to elderly individuals? [PDF]

BMC Ophthalmol
Background The psychometric properties of the Convergence Insufficiency Symptom Survey (CISS) have been previously determined across the younger adult population.
Abdi S, Kangari H, Rahmani S, Akbarzadeh Baghban A, Kamary Rad Z.   +4 more
europepmc   +2 more sources

Prevalence and diagnostic signs of convergence insufficiency among schoolchildren in Kaohsiung, Taiwan: a cross-sectional study. [PDF]

BMC Ophthalmol
Background Despite extensive global research on convergence insufficiency (CI), school-based epidemiological data in Taiwan remain scarce. This study provides the first school-based estimate of CI prevalence and diagnostic characteristics among ...
Huang SY, Chuang YC, Yeh SM, Chiang YW, Lee CH, Kuo CT, Liao CH, Huang MW, Pan CY, Huang JJ.   +9 more
europepmc   +2 more sources

Convergence insufficiency symptom survey (CISS) scores are predictive of severity and number of clinical signs of convergence insufficiency in young adult Africans [PDF]

Journal of Optometry, 2022
Charles Darko-Takyi, Stephen Ocansey
exaly   +2 more sources

Diagnostic values of questionnaires of Convergence Insufficiency Symptom Survey and College of Optometrists Vision Development Quality of Life in the screening of convergence insufficiency. [PDF]

Int J Ophthalmol
AIM: To compare and analyse the diagnostic efficacy of the College of Optometrists Vision Development Quality of Life Questionnaire (COVD-QOL) and the Convergence Insufficiency Symptom Survey (CISS) in detecting convergence insufficiency and to compare ...
Xiong L, Chen Q, Wu Y.
europepmc   +2 more sources

An unusual presentation of convergence insufficiency in a patient with Parkinson's disease stimulated by deep brain stimulation. [PDF]

Am J Ophthalmol Case Rep, 2022
Purpose: To report convergence insufficiency in a patient with Parkinson's’ disease stimulated by turning on the deep brain stimulator. Observations: 72-year-old male with Parkinson's disease and hypertension presenting for the evaluation of blurry ...
Abou Khzam R, El Jalbout ND, Seif R, Sadaka A.   +3 more
europepmc   +2 more sources

Binocular Vision Anomalies in Children and Young Adults and Effectiveness of Vision Therapy

Delhi Journal of Ophthalmology, 2022
Purpose: To figure out the frequency of binocular vision (BV) anomalies in children and young adults with symptoms like blurring, headache, or eyestrain and evaluate vision therapy’s effectiveness (VT).
Mohammad Mostafa Hossain, Quazi Sazzad Iftekhar, Sidratul Muntaha Naznin, Shift Toufique Mamunur Rashid Chowdhury, Md Mehedi Hasan   +4 more
doaj   +1 more source

Convergence Insufficiency

Jurnal Kesehatan Andalas, 2018
Convergence Insufficiency digambarkan sebagai ketidakmampuan untuk mempertahankan konvergensi pada suatu objek ketika mata bergerak dari melihat jauh ke dekat, etiologynya belum jelas namun sering dikaitkan dengan kesulitan berakomodasi. Gejala CI paling
Adil Adil, Julita Julita
doaj   +1 more source

Neural substrates of the oculomotor vergence network for concussion-related convergence insufficiency within the CONCUSS study. [PDF]

Neuroimage Clin
Concussion-related convergence insufficiency (CONC-CI) participants were compared to binocularly normal controls (BNC) using an fMRI stimulus-induced vergence oculomotor task to assess group-level differences in neural substrates.
Sangoi A, Hajebrahimi F, Gohel S, Scheiman M, Goodman A, Noble M, Alvarez TL.   +6 more
europepmc   +2 more sources

Virtual reality-based vision therapy versus OBVAT in the treatment of convergence insufficiency, accommodative dysfunction: a pilot randomized controlled trial

BMC Ophthalmology, 2022
Background Virtual reality is being increasingly applied in vision therapy. However, the differences in effectiveness, optimal treatment cycle, and prognosis between virtual reality-based vision therapy and traditional therapies remain unknown.
Shijin Li, Angcang Tang, Bi Yang, Jianglan Wang, Longqian Liu   +4 more
doaj   +1 more source

Convergence insufficiency

Kerala Journal of Ophthalmology, 2016
Convergence insufficiency is a common disorder of binocular vision in children and young adults. Common symptoms include eyestrain, headache, blurred vision, double vision, etc., Diagnosis of the condition involves a battery of tests for assessment of ...
Sanitha Sathyan, N F Beena, Dhanyasree Nair, Angel M Varughese   +3 more
doaj   +1 more source