Ashwin Mohan

ORCID: 0000-0003-4054-1402
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About
Contact & Profiles
Research Areas
  • Retinal and Optic Conditions
  • Retinal Diseases and Treatments
  • Retinal Imaging and Analysis
  • Glaucoma and retinal disorders
  • Ocular Diseases and Behçet’s Syndrome
  • Retinal and Macular Surgery
  • Intraocular Surgery and Lenses
  • Neuroscience and Neuropharmacology Research
  • Ocular Infections and Treatments
  • Optical Imaging and Spectroscopy Techniques
  • Biometric Identification and Security
  • Systemic Lupus Erythematosus Research
  • Receptor Mechanisms and Signaling
  • Ocular Oncology and Treatments
  • Retinal Development and Disorders
  • Vascular Malformations Diagnosis and Treatment
  • Retinopathy of Prematurity Studies
  • Cerebral Venous Sinus Thrombosis
  • Mosquito-borne diseases and control
  • HIV, Drug Use, Sexual Risk
  • Advanced Neural Network Applications
  • Engineering Education and Curriculum Development
  • Photoreceptor and optogenetics research
  • Engineering Education and Pedagogy
  • Brain Tumor Detection and Classification

Maine Farmland Trust
2025

Chaitanya Bharathi Institute of Technology
2024

Maastricht University
2016-2023

University Medical Center
2023

Lawrence Livermore National Laboratory
2023

Narayana Nethralaya
2015-2022

Chaithanya Eye Hospital and Research Institute
2020-2022

Clinical Emergency Hospital Bucharest
2020

Vasan Eye Care Hospital
2019

National Institute of Mental Health and Neurosciences
2018

Faculty from the Department of Electrical and Computer Engineering College Education at University Missouri (MU), Columbia, developed a novel course for engineering graduate students emphasizing pedagogy professional skills. The two-semester sequence, titled "Preparing Professionals," includes readings books that cover several different areas: How People Learn, with focus on latest findings cognitive science their applicability to teaching; 7 Habits Highly Effective discussion other skills;...

10.1109/te.2009.2033041 article EN IEEE Transactions on Education 2009-10-22

Progesterone plays a key role in ovarian cycle-related synaptic plasticity and neuronal excitability. receptors (PRs), which mediate the cellular actions of progesterone, are expressed hippocampus other limbic regions, but their functional significance remains unknown. Here, we report novel PRs as crucial mediators development epileptogenesis, is process whereby normal brain becomes progressively epileptic because precipitating factors. The PR knock-out (PR −/− ) mouse, lacks both PR-A PR-B...

10.1523/jneurosci.4488-10.2011 article EN cc-by-nc-sa Journal of Neuroscience 2011-01-12

Purpose: To study demography, seasonal variation, clinical presentation, and treatment outcome of "retinitis post febrile illness." (RpFI) Method: Case records patients diagnosed as RpFI, from July 2009 to May 2017 were studied retrospectively. Patients with complete follow up evaluated for visual outcomes. Results: Two hundred five eyes 119 studied. The peak incidence RpFI was November March each year. Diagnosis fever largely remained unknown. Chikungunya IgM, Dengue Weil-Felix test...

10.1080/09273948.2017.1421670 article EN Ocular Immunology and Inflammation 2018-01-25

Purpose: To study the utility and predictive ability of newer macular hole (MH) indices for closure following surgery. Methods: In this retrospective study, pre- post-operative optical coherence tomography images 49 eyes with idiopathic full-thickness MH were reviewed analysed. Various quantitative parameters like maximum outer diameter (OD), minimum between edges, height, nasal temporal arm lengths, angle noted. Indices including form factor, Macular Hole Index, (MHI), Diameter Index (DHI)...

10.4103/ijo.ijo_364_19 article EN cc-by-nc-sa Indian Journal of Ophthalmology 2019-01-01

<b>Backgound/aim:</b> The authors studied the expression of cancer stem cell surface marker, ABCG2, and neural MCM2, in retinoblastoma correlated clinicopathologically. <b>Methods:</b> Among 39 retinoblastomas, 18 tumours were not subjected to preoperative/postoperative chemotherapy, 15 underwent postoperative six had preoperative chemotherapy. There 20 with no invasion 19 choroid/optic nerve. ABCG2 MCM2 was by immunohistochemistry. <b>Results:</b> positive five that recurred orbit or...

10.1136/bjo.2005.089219 article EN British Journal of Ophthalmology 2006-03-24

To examine the retinal structure-vascular-function relationship using optical coherence tomography (OCT) and angiography (OCTA) in myopia.This was a prospective cross-sectional study comprising 86 eyes of 45 individuals with varying axial lengths spherical equivalents no posterior segment abnormalities. All underwent Spectralis SD-OCT OCTA RTVue-XR Avanti; Optovue. Individual macular layer thicknesses flow areas vessel densities were measured on OCT OCTA, respectively. Linear correlations...

10.1186/s40662-019-0133-6 article EN cc-by Eye and Vision 2019-03-07

Dog bite injuries in humans remain a public health concern. Children are the most frequent victims of dog injuries. The face is often commonest site. Injuries range from scratch, laceration (supercial /deep), avulsion with or without tissue loss. Accordingly, reconstructive options vary debridement and procedure like Primary closure, Delayed primary Skin grafting Flap cover. When signicant soft loss occurs, more complex methods required to restore function cosmesis risking widespread...

10.36106/ijsr/5008972 article EN International Journal of Scientific Research 2025-03-01

The practice of identifying deterioration on paved or unpaved surfaces for roads is known as road surface monitoring (RSM). Road abnormalities, such potholes, cracks, and bumps, which have an impact driving comfort on-road safety, must be found in order to effectively monitor the state surface. Surface Monitoring system a web-based application designed assist transportation authorities, maintenance crews, engineers assessing condition roads. utilizes GPS track data GPX format associated...

10.58825/jog.2025.19.1.117 article EN Journal of Geomatics 2025-04-30

Purpose.: To study the oxygen-saturation profiles in RP and macular dystrophies compare them with age-matched healthy controls. Methods.: In a cross-sectional prospective study, 62 subjects RP, 23 dystrophies, 78 controls were enrolled, retinal oximetry was performed Oxymap T1 oximeter. The images analyzed for oxygen saturation diameter of vessels. Results.: All parameters showed significant difference among three groups. Patients significantly lower diameters (98.4 μm 136.9 arteriolar...

10.1167/iovs.14-15993 article EN Investigative Ophthalmology & Visual Science 2015-05-01

Purpose: To study treatment outcomes with and without oral corticosteroids in epidemic retinitis (ER).Method: A retrospective, observational of 35 eyes 29 patients diagnosed as ER. Days taken for resolution macular edema lesions were compared treated antibiotics (Group 1) corticosteroids–antibiotics combination 2).Result: Eighteen 14 17 15 formed Groups 1 2, respectively. At the presentation, mean best-corrected visual acuity (BCVA) was 40 44 letters central thickness 648 (±243) 626 (±256)...

10.1080/09273948.2019.1704792 article EN Ocular Immunology and Inflammation 2020-01-21

Extracellular neurotransmitter concentrations vary over a wide range depending on the type of and location in brain. Neurotransmitter homeostasis near synapse is achieved by balance several mechanisms including vesicular release from presynapse, diffusion, uptake transporters, nonsynaptic production, regulation autoreceptors. These are also affected glia surrounding synapse. However, role these achieving not well understood. A biophysical modeling framework was proposed, based...

10.1002/syn.21547 article EN Synapse 2012-02-08

Objective To study the oxygen saturation profile in normal Asian Indian eyes. Design A cross sectional prospective study. Subjects Ninety eight consecutive patients presenting to our hospital with best corrected distance visual acuity (BCVA) of 20/20 and a ophthalmic examination were included Patients having any ocular or systemic disease excluded from Materials Methods Oximetry was performed on all subjects Oxymap T1 retinal oximeter (Oxymap hf, Reykjavik, Iceland). Main Outcome Measures...

10.1371/journal.pone.0126179 article EN cc-by PLoS ONE 2015-04-29

Neurotransmitter homeostasis in and around a synapse involves complex random processes such as diffusion, molecular binding, uptake by glial transporters. A three-dimensional stochastic diffusion model of was developed to provide molecular-level details neurotransmitter not predicted alternative models based on continuum approaches. The development illustrated through an example case cortico-accumbens that successfully integrated neuroadaptations observed after chronic cocaine. By...

10.1162/neco_a_00101 article EN Neural Computation 2011-01-11

To study morphology and treatment outcomes in serpiginous-like choroiditis (SLC).A retrospective chart review of SLC cases with ≥1-year follow-up. lesions elongated borders, thin body named dendritic (D-SLC), large still borders advanced (AD-SLC), rounded thick called placoid (P-SLC). History, investigations, response, relapses were studied.Thirty-three eyes [D-SLC (n = 14), AD-SLC 13), P-SLC 6)] 24 patients studied. Resolution on Fundus autofluorescence achieved at 8.6 months (Range: 4-12...

10.1080/09273948.2019.1611878 article EN Ocular Immunology and Inflammation 2019-08-12

The need and the importance of telemedicine has been brought to forefront during ongoing pandemic COVID-19. It created another viable option for treatment delivery while reducing risks. However, there are major concerns regarding services substance use disorders using telepsychiatry. We discuss various opportunities, different international practices, Indian guidelines. believe that needs be a balance between access medication with reasonable checks call more patient provider friendly...

10.1177/0253717620958169 article EN cc-by-nc Indian Journal of Psychological Medicine 2020-10-01

Rhinosporidium seeberi, till recently known as a fungus, has been reclassified protistan parasite. It infects humans and many animal species. The authors describe rare case of oculosporidiosis with involvement the lacrimal sac exhibiting features idiopathic orbital inflammatory disease in young male patient. Clinical features, pathophysiology, management rhinosporidiosis have discussed.

10.4103/0301-4738.121084 article EN cc-by-nc-sa Indian Journal of Ophthalmology 2013-01-01

Purpose: To study whether there exists a relationship between retinal nerve fiber layer thickness and oxygen saturation to identify perivascular (pRNFL) or quadrant (qRNFL) has stronger correlation.Methods: Patients without any detectable ocular abnormality on complete ophthalmic evaluation underwent non-invasive photo-spectrometric oximetry the Oxymap T1 oximeter (Oxymap hf, Reykjavik, Iceland) spectral-domain optical coherence tomography determine if pRNFL (Spectralis, Heidelberg, Germany)...

10.3109/02713683.2015.1104361 article EN Current Eye Research 2016-01-14

In this research, we studied the duality between cataractous retinal image dehazing and denoising proposed that task for images can be achieved with combination of sigmoid function. To do so, introduce double-pass fundus reflection model in YPbPr color space developed a multilevel stimulated strategy termed MUTE. The transmission matrix cataract layer is expressed as superposition denoised raw different levels weighted by pixel-wise functions. We further designed an intensity-based cost...

10.1016/j.media.2023.102848 article EN cc-by-nc-nd Medical Image Analysis 2023-05-21

To evaluate the efficacy of intensive topical interferon alfa-2b (IFN) therapy in uveitic macular edema (UME).This is a prospective, interventional case study eyes with UME. Commercially available injection IFN for subcutaneous use was reconstituted to form eye drops and dose 6 times/day 2 weeks, 5 next followed by 4, 3, 2, 1 taper per month prescribed. Optical coherence tomography (OCT) clinical examination done at 0, 8 further as required.Nine 9 patients UME were studied. Mean central...

10.4103/ijo.ijo_3210_21 article EN cc-by-nc-sa Indian Journal of Ophthalmology 2022-07-29

Purpose: To study systemic association and relapses in a long-term follow-up of primary retinal vasculitis (PRV) possible tubercular (PTV) cases.Method: Retrospective, descriptive chart review patients diagnosed as PRV PTV with ≥1-year follow-up. Clinical presentation, association, morphology vasculitis, relapses, treatment were noted.Results: 123 eyes 76 studied. Occlusive (n = 97), exudative 16), combined 10) focal 7) seen. Vitreous hemorrhage at presentation was noted 27% 33). Four...

10.1080/09273948.2019.1697455 article EN Ocular Immunology and Inflammation 2020-01-06

Background: Somatoform and dissociative (conversion) disorders in adults have been reported to a close relationship because of diagnostic overlap comparable aetiological models. The literature on these children adolescents is scarce. Aim: present study attempted compare two since antecedents are said be laid childhood. Methods: Case files 118 patients (69 somatoform 49 disorders) were reviewed the groups compared with respect sociodemographic profile, clinical neurotic traits, behavioural...

10.4103/0019-5545.46073 article EN Indian Journal of Psychiatry 2005-01-01
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