Results 51 to 60 of about 2,846 (215)

Short-term effect of orthokeratology lens wear on choroidal blood flow in children with low and moderate myopia

open access: yesScientific Reports, 2022
We investigated changes in choroidal vascularity and choriocapillaris blood perfusion during orthokeratology (Ortho-K) lens wear. Sixty-two children with low to moderate myopia were enrolled.
Qing Zhu, Qi Zhao
doaj   +1 more source

Effects of metformin on retinoblastoma growth in vitro and in vivo [PDF]

open access: yes, 2014
Recent studies suggest that the anti-diabetic drug metformin may reduce the risk of cancer and have anti-proliferative effects for some but not all cancers. In this study, we examined the effects of metformin on human retinoblastoma cell proliferation in
BRODOWSKA, KATARZYNA   +12 more
core   +2 more sources

Characterization of Choriocapillaris and Choroidal Abnormalities in Alport Syndrome [PDF]

open access: yes, 2022
Purpose: To analyze the characteristics of the choriocapillaris and the choroid in patients with Alport syndrome (AS) and investigate their clinical and demographic associations. Methods: Multicenter, cross-sectional study.
Aschauer C.   +8 more
core   +1 more source

Current choroidal imaging findings in central serous chorioretinopathy [PDF]

open access: yes, 2020
none9Background: Central serous chorioretinopathy (CSCR) is a chorioretinal disease affecting mostly middle age males. It is marked by the serous detachment of the neurosensory layer at the macula.
Chhablani J.   +8 more
core   +1 more source

Regulation of angiogenesis by a non-canonical Wnt-Flt1 pathway in myeloid cells [PDF]

open access: yes, 2011
Myeloid cells are a feature of most tissues. Here we show that during development, retinal myeloid cells (RMCs) produce Wnt ligands to regulate blood vessel branching.
Ajima, Rieko   +15 more
core   +1 more source

Choroidal Vascularity Index and Choroidal Structural Changes in Children With Nephrotic Syndrome. [PDF]

open access: yesTransl Vis Sci Technol
To investigate the choroidal vascularity index (CVI) and choroidal structural changes in children with nephrotic syndrome.This was a cross-sectional study involving 45 children with primary nephrotic syndrome and 40 normal controls. All participants underwent enhanced depth imaging-optical coherence tomography examinations.
Zhang W   +8 more
europepmc   +3 more sources

Choroidal Vascular Impairment in Intermediate Age-Related Macular Degeneration [PDF]

open access: yes, 2022
Age-related macular degeneration (AMD) is a multifactorial disease, whose complete pathogenesis is still unclear. Local hemodynamics may play a crucial role in its manifestation and progression.
Barata, MJ   +7 more
core   +1 more source

Decreased choroidal vascularity index and subfoveal choroidal thickness in vitamin D insufficiency

open access: yesPhotodiagnosis and Photodynamic Therapy, 2023
To present the effects of vitamin D insufficiency on the choroidal vascularity index, central choroid and central macula.42 eyes of 42 patients with vitamin D insufficiency and 51 eyes of 51 age- and sex-matched healthy subjects were included in this retrospective, cross-sectional, and comparative study. The macular layer was examined using the retinal
Gizem, Gürbostan Soysal   +4 more
openaire   +2 more sources

Choroidal vascularity index in thyroid-associated ophthalmopathy: a cross-sectional study

open access: yesEye and Vision, 2021
Background Hemodynamic changes have been observed in patients with Graves’ disease. The aim of our study was to evaluate choroidal vascular change using the choroidal vascularity index (CVI) in patients with thyroid-associated ophthalmopathy (TAO ...
Pasquale Loiudice   +8 more
doaj   +1 more source

Structural Features of Patients with Drusen-like Deposits and Systemic Lupus Erythematosus [PDF]

open access: yes, 2022
Background: The relevance of drusen-like deposits (DLD) in patients with systemic lupus erythematosus (SLE) is to a large extent uncertain. Their genesis is proposed to be correlated to immune-complex and complement depositions in the framework of SLE ...
Al-Sheikh, Mayss   +9 more
core   +1 more source

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