Publications by authors named "Bilge Batu-Oto"

Purpose: To evaluate the foveal development in patients diagnosed with retinopathy of prematurity (ROP) and to evaluate whether foveal development was affected by treatment in ROP patients.

Methods: This cross-sectional study included patients with a history of ROP. Foveal development was compared between eyes with spontaneous regression and treated eyes.

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Article Synopsis
  • A 25-year-old woman displayed aggressive symptoms of atypical T-cell lymphoproliferative infiltration, starting with preretinal infiltrates that mimicked uveitis.
  • The patient's condition deteriorated, leading to severe complications, including bilateral proptosis and other neurological signs.
  • The case highlights that T-cell lymphoproliferative disease can present in unusual ways and should be considered in patients showing unusual ocular symptoms.
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Purpose: The prognostic importance of vitreous cells (VC) in patients with Behçet syndrome (BS) is unknown. We aimed to determine the frequency of developing posterior uveitis (PU) and any additional risk factors associated with the development of PU in BS patients with VC at diagnosis.

Methods: The charts of 572 consecutive BS patients who were registered between 2010 and 2012 were reviewed.

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Introduction/objective: There is currently no tool available to assess the severity of damage in uveitis due to Behçet's syndrome (BS). In this preliminary study, we developed a new grading system to evaluate ocular damage and assessed it in a prospective cohort.

Methods: A specialist in BS uveitis (YO) developed a grading system for ocular damage with five grades based on the extent of damage in the posterior segment.

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Purpose: The aim was to investigate the changes in optic nerve function that may help in the diagnosis of subclinical optic nerve involvement in patients with Behçet's disease (BD) and isolated optic disc (OD) hyperfluorescence in fluorescein angiography (FA).

Materials And Methods: Three groups were formed; BD patients with isolated OD hyperfluorescence in FA, BD patients without ocular involvement (normal FA) and control group. A total of 88 eyes of 45 patients were included.

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Purpose: This study aimed to evaluate the incidence of conjunctival and pharyngeal swab sample positivity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in asymptomatic preterm and term infants. We aimed to detect asymptomatic carrier potential in infants.

Materials And Methods: Patients screened for retinopathy of prematurity (ROP) at our clinic between January and June 2021 were recruited for this study.

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Background: Childhood glaucoma is one of the most common causes of corneal opacity in childhood and is associated with various pathological corneal changes, including corneal enlargement, corneal clouding, and edema. Congenital glaucoma (CG) may cause a decrease in vision outcomes due to corneal opacity or clouding, which is often associated with stimulus deprivation amblyopia. Therefore, to create a balance between preventing amblyopia and sustaining corneal clearance, patients with CG can be managed with early penetrating corneal transplantation surgery along with advanced glaucoma management.

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We aimed to analyze retinal microvascular parameters, measured by optical coherence tomography angiography in patients with internal carotid artery stenosis compared to healthy individuals. A total of 41 eyes from 30 patients who had varying degrees of carotid stenosis, and 42 eyes from 42 healthy controls, were enrolled in this study. Depending on the degree of stenosis evaluated by Doppler ultrasonographic imaging, the patient group was further subclassified into mild, moderate, and severe carotid artery stenosis.

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Experience with mycophenolate in uveitis due to Behçet syndrome (BS) is limited. Twelve patients with panuveitis or posterior uveitis who were started mycophenolate were included. Data on demographic characteristics, therapies, ocular attacks, and adverse events were extracted from patient charts.

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Purpose: Ocular involvement has been shown in many of the primary mitochondrial diseases. Herein, we report a pediatric case of an extraordinary fundus appearance of bilateral plaque-like macular atrophy and hypopigmented flecks with homozygous MFF gene mutation.

Methods: A case report.

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Purpose: To report an occult intraocular foreign body mimicking choroidal melanoma.

Methods: Medical records and imagings of the patient were retrospectively reviewed.

Case Description: A 76-year-old male was referred to our ocular oncology clinic with a suspicious hyperpigmented retinal lesion in the left eye.

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Purpose: To evaluate the clinical outcomes of endoscopic guided primary bicanalicular intubation (BCI) for congenital nasolacrimal duct obstruction (CNLDO) in children older than 4 years.

Methods: A total of 40 eyes from 33 children (18 males, 15 females) with CNLDO who underwent bicanalicular intubation were evaluated. The type of CNLDO was determined by endonasal endoscopic visualisation.

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Purpose: SOFT syndrome is an extremely rare inherited dwarfism syndrome. The syndrome has four major clinical manifestations: short stature, onychodysplasia, facial dysmorphism, and hypotrichosis. Herein, we report a unique case of a SOFT syndrome with findings of pigmentary retinopathy.

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Introduction: To report a sporadic astrocytic hamartoma simulating retinoblastoma in a newborn.

Methods: Clinical data was reviewed retrospectively.

Results: A 3-month-old baby with a history of perinatal asphyxia was referred to our ocular oncology clinic with suspected retinoblastoma in the left eye.

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Conjunctival leiomyosarcoma is a very rare soft tissue malignancy. Herein, we describe a conjunctival leiomyosarcoma case in a patient with another rare disease, xeroderma pigmentosum. The 27-year-old single-eyed xeroderma pigmentosum patient complained of exophytic mass covering the ocular surface in her left eye.

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Background: Retinoblastoma shows high rates of recurrence after initial chemotherapy (systemic or intraarterial). Our aim was to evaluate the effectiveness of iodine-125 radioactive plaque brachytherapy as a salvage treatment with globe-preserving attributes after initial chemotherapy in patients with intraocular retinoblastoma.

Methods: The effect of brachytherapy was investigated retrospectively in 17 eyes of 17 patients who were followed up due to retinoblastoma between May 2012 and June 2018 and who received iodine-125 radioactive plaque brachytherapy as a salvage treatment after systemic or intra-arterial chemotherapy.

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Background: Optic atrophy is an end-stage pathology of optic nerve diseases that is characterized by optic nerve pallor and vision loss. Because of its sight-threatening effects, understanding its epidemiology and etiology is crucial. In this study, we aimed to determine the epidemiologic features of optic nerve pathologies which lead to optic atrophy.

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Purpose: To compare the clinical outcomes of primary nasolacrimal duct probing and primary bicanalicular intubations with endoscopic assistance for congenital nasolacrimal duct obstruction (CNLDO) in children aged 4 to 7 years.

Methods: Forty-three eyes of 43 children (25 boys and 18 girls) with congenital epiphora who underwent primary unilateral probing and bicanalicular intubation were evaluated retrospectively. The tubes were removed 3 to 4 months after their placement, and the children were followed up for another 6 months after their removal.

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Low-density lipoprotein receptor-related protein-1 (LRP-1) is a large transmembrane receptor. LRP-1 plays a role in diverse cellular processes, including lipid metabolism, cell growth, migration, and regeneration. Soluble form of LRP-1 (sLRP-1) can be detected in serum.

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Prcis: Specular microscopic parameters were found to be decreased in patients with primary congenital glaucoma (PCG). Patients with PCG and Haab striae had lower endothelial cell density (ECD) and central corneal thickness (CCT) than those without Haab striae did. The type of surgery (viscogoniotomy, viscotrabeculotomy, or combined viscotrabeculotomy and trabeculectomy) did not affect specular microscopic parameters.

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: Wolf-Hirschhorn syndrome (WHS) is a rare inherited disease caused by the deletion in short arm of 4 chromosome. Various ocular manifestations in WHS have been described previously. We present an extraordinary clinical case of WHS associated with optic nerve head malformation and optic nerve sheath enlargement in the same eye.

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Objective: To evaluate the treatment outcomes of an alternative retrograde superselective ophthalmic artery catheterization (intra-arterial chemotherapy [IAC]), while treating retinoblastoma patients.

Methods: A retrospective review of IAC for 21 treatment-naïve eyes (21 patients, primary group) and 10 eyes of previously treated 9 patients (secondary group). Statistical analysis was performed using Number Cruncher Statistical System 2007, Kaplan-Meier survival analysis, and Fisher's exact test.

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