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Graphical abstract from the linked Cell Stem Cell paper, "Retinal ganglion cell survival and functional maturation in transiently vascularized human retinal organoids," by Sharma et al. (10.1016/j.stem.2025.12.013).

Graphical abstract from the linked Cell Stem Cell paper, "Retinal ganglion cell survival and functional maturation in transiently vascularized human retinal organoids," by Sharma et al. (10.1016/j.stem.2025.12.013).

At University Hospital Bonn & @iobswiss.bsky.social, @ruizdealmodovar.bsky.social, @tamvir.bsky.social, & colleagues created transiently vascularized human retinal #organoids with enhanced retinal ganglion cell survival & function.

#Ophthosky 🧪

💰
@volkswagenstiftung.de
@dfg.de
@erc.europa.eu

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Neuroretina

Neuroretina

🔍 ECRs: Start your Publishing Career with our new Open Access journal, Neuroretina. Springer Nature’s dedicated journal for translational and clinical research on retinal diseases, is now open for submissions! bit.ly/4ticGUU #Ophthosky #Neuroscience

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GLP-1 Receptor Agonists and Risk of Optic Nerve or Vision-Threatening Events in Patients With Type 2 Diabetes or Cardiometabolic Diseases: A Meta-analysis of Randomized Controlled Trials BACKGROUND. Data concerning glucagon-like peptide 1 receptor agonists (GLP-1 RAs) on risk of ischemic optic neuropathy (ION) are conflicting.PURPOSE. We sy

In pts w #T2DM & cardiometabolic dz, GLP-1 RAs were not associated w increased risk of optic nerve/vision-threatening events #MedSky #GLP1 #OphthoSky
diabetesjournals.org/care/article-abstract/doi/10.2337/dc25-1929/164303/GLP-1-Receptor-Agonists-and-Risk-of-Optic-Nerve-or

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What To Do If You Get Pepper Sprayed
What To Do If You Get Pepper Sprayed YouTube video by Dr. Glaucomflecken

It is terribly heartbreaking that this valuable advice is necessary from @glaucomflecken.bsky.social rather than just enjoying his funny medical content.

But please do educate yourself and keep yourself safe.

#LookForTheHelpers

#medsky #protests #ophthosky #safety

youtube.com/shorts/z4dy0...

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Nitric Oxide May Adversely Affect the Metabolism and Viability of Retinal Organoids Derived from Patients with Leber Hereditary Optic Neuropathy Leber hereditary optic neuropathy (LHON) is a bilateral optic neuropathy associated with mitochondrial DNA (mtDNA) mutations characterized by parapapillary telangiectasia during the acute phase. Howev...

In @ajpathology.bsky.social, Takano et al. find that nitric oxide may drive retinal cell death in Leber hereditary optic neuropathy patient–derived #organoids. It also disrupts their metabolic profiles.

ajp.amjpathol.org/article/S000...

🧪 🧬 #ophthosky #LHON

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Screenshot from the linked webpage.

Screenshot from the linked webpage.

👀 Your eyes reveal more than you think!

NIH’s #AllofUs, #NEI & #NIBIB launched Eyes on Health to study links between eye imaging & chronic conditions like heart disease, diabetes, & neurological disorders.

allofus.nih.gov/article/all-...

#VisionScience #Ophthosky #imaging #biomed #BME

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Pickleball-related eye injuries #MedSky #OphthoSky
jamanetwork.com/journals/jamaophthalmology/fullarticle/2839640

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This sounds promising on all fronts, including surveys.

“RETFound-Green is also highly portable…we successfully ran the model on a smartphone—highlighting its potential for low-resource settings”

#EyeSky #OphthoSky

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Screenshot from preprint linked in the next post showing the following text: "Developmental wave of programmed ganglion cell death in human retinal organoids. Tara Brooks, Yuna K. Park, Anne Vielle, Michael Ha, Katia Del Rio-Tsonis, Michael L. Robinson, M. Natalia Vergara. doi: https://doi.org/10.1101/2025.07.25.666895"

Screenshot from preprint linked in the next post showing the following text: "Developmental wave of programmed ganglion cell death in human retinal organoids. Tara Brooks, Yuna K. Park, Anne Vielle, Michael Ha, Katia Del Rio-Tsonis, Michael L. Robinson, M. Natalia Vergara. doi: https://doi.org/10.1101/2025.07.25.666895"

Using hiPSC retinal #organoids, @cumedicalschool.bsky.social researchers discovered a critical checkpoint in early eye development marked by a wave of retinal ganglion cell death.

These findings could guide research into congenital eye disorders & human retinal disease models. 👁️

#ophthosky 🧪

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Why Measuring Disability in RAAB Matters | RAAB 3rd April 2025Asahel Bush, Lisa Johnston, Emma Jolley, Ian McCormick

Enjoyed collaborating with colleagues from CBM, Fred Hollows and Sightsavers to put together a short post on measuring #disability in RAAB.👇 More collaboration to come on this important topic now @islaymactaggart.bsky.social is back at her desk! #OphthoSky

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Gene therapy in children with AIPL1-associated severe retinal dystrophy: an open-label, first-in-human interventional study Our findings indicate that young children with AIPL1-related retinal dystrophy benefited substantially from subretinal administration of rAAV8.hRKp.AIPL1, with improved visual acuity and functional vi...

New paper out today with some very cool results - Gene therapy in children with AIPL1-associated severe retinal dystrophy…improved visual acuity and functional vision and evidence of some protection against progressive retinal degeneration, without serious adverse effects. #EyeSky #OphthoSky

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Feast your eyes on #Ophthosky!

Add one of our ophthalmology-related labels to have posts included on the feed.

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Contact Congress - NAEVR/AEVR Contact Congress Contact Your Representatives to Protect Vision Research Please use the template form below to fill out your contact information. Upon filling out your contact information, our tool wi...

🚨 Protect Vision Research—Take Action Now! 🚨

A proposed 15% cap on NIH indirect cost reimbursements threatens the future of medical research including vision sciences research supported by grants from National Eye Institute.

#Ophthosky #Medsky #Science

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National Alliance for Eye and Vision Research Advancing Vision Research, Protecting Sight, Shaping the Future Our Mission The National Alliance for Eye and Vision Research (NAEVR) champions a future where every American has access to exceptional ...

(1/3) Over the last decade, the NEI budget has grown by 27.6% from $702M in 2012 to $896.5M in 2024. But here’s the catch: biomedical inflation has risen by 32.8% during the same period.

📉 Adjusted for inflation, the NEI’s purchasing power has actually dropped by 5.2%.

#Ophthosky #MedSky #Science

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22 states sue to block Trump administration cuts to NIH research payments Attorneys general sued the Trump administration to block a NIH decision that would slash grant payments for research overhead

#Science #Ophthosky #Medsky
www.statnews.com/2025/02/10/n...

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Ophthalmic complications associated w semaglutide & tirzepatide jamanetwork.com/journals/jamaophthalmology/fullarticle/2829326
👁️nonarteritic ischemic anterior optic neuropathy
👁️bilateral papillitis
👁️paracentral acute middle maculopathy
☝️Remember, association ≠ causation
#MedSky #EndoSky #OphthoSky

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I'm renaming the difference between optometry school tuition and optometrist salary the "Gulf of America."
#optometry #ophthalmology #optosky #ophthosky

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Estimating the need for diabetic retinopathy services in north India: evidence from a population-based survey in the catchment population of an eye care provider in central Uttar Pradesh Objective The aim of this study was to assess the prevalence of diabetic retinopathy (DR) and retina screening coverage among people with diabetes in the catchment area of a high-volume eye care organ...

Eye health surveys are usually done in geopolitical admin areas. Here, a sampling area was customised to the catchment area of Shroff's high-volume secondary eye hospital in UP, India. Retina screening coverage among diabetics was <10%. DR service strengthening in the works. #OphthoSky #EyeSky

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Check your lot numbers and discard if 10101 with an expiration date of September 2025. #ophthosky

www.fda.gov/safety/recal...

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There's some evidence that scleral contact lenses increase episcleral venous pressure and thus IOP as well. Should this be a concern? Dr. Langis Michaud comments on a new research paper of his.

www.reviewofoptometry.com/news/article...

#optometry #ophthalmology #eyecare #eyehealth #OphthoSky

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Assad Returns To Ophthalmology At Moscow LensCrafters MOSCOW—Just days after rebels seized Damascus, deposed Syrian President Bashar al-Assad reportedly returned to practicing ophthalmology at a Moscow LensCrafters, sources confirmed Tuesday. “Which one ...

Just don't come back asking for a refraction re-do.

theonion.com/assad-return...

#ophthosky

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Surface Tension

No need to panic if you see a presentation like this—just rule out neoplasm and proceed with attention to symptoms.

Here's a brief case report from our supplement Review of Cornea & Contact Lenses (different website but still part of the family).

#optometry #ophthalmology #optometrist #OphthoSky

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International Ophthalmology journal article
Changing age pattern and diverse outcomes of herpes zoster ophthalmicus: exploring the temporal trend, decrease in incident age and influence of treatment strategies
Original Paper | Published: 29 November 2024
Volume 44, article number 443, 2024)

Sakshi Dahmiwal, Priyanka,
Nikhila C. Jain
Rajamathangi S, Kanika Singh, Shuaib Ahmed Siddiqui & Bhavana Sharma

International Ophthalmology journal article Changing age pattern and diverse outcomes of herpes zoster ophthalmicus: exploring the temporal trend, decrease in incident age and influence of treatment strategies Original Paper | Published: 29 November 2024 Volume 44, article number 443, 2024) Sakshi Dahmiwal, Priyanka, Nikhila C. Jain Rajamathangi S, Kanika Singh, Shuaib Ahmed Siddiqui & Bhavana Sharma

link.springer.com
Abstract
Purpose
Herpes Zoster Ophthalmicus (HZO) is a disease commonly affecting the elderly and immunocompromised. Over the last several years, a trend towards decreasing incident age, albeit with varying clinical features, has been observed. This temporal trend towards the younger age group necessitates a detailed evaluation to determine possible causes of its occurrence in this population.
Method
This is a hospital-based retrospective study. 154 datasheets were initially identified. After excluding non-relevant data sheets (88), 56 relevant and complete records were subjected to comprehensive analysis in adherence to the inclusion criteria.
Results
Most commonly affected age group was < 40 years, with the mean age being 38. Conjunctivitis was the most frequent occurrence seen in 82.05%. Keratitis was seen in varying forms as, epithelial (64.44%), stromal (15.3%) & nummular (3.57%). Anterior uveitis in 35.89%, posterior uveitis (retinitis, neuro-retinitis) in 7.69% of cases, posterior segment involvement (rhegmatogenous retinal detachment, optic atrophy) in 8.8%, secondary glaucoma in 28.2%, optic neuritis in 5.3% while orbital apex and cavernous sinus involvement were seen in one case.

link.springer.com Abstract Purpose Herpes Zoster Ophthalmicus (HZO) is a disease commonly affecting the elderly and immunocompromised. Over the last several years, a trend towards decreasing incident age, albeit with varying clinical features, has been observed. This temporal trend towards the younger age group necessitates a detailed evaluation to determine possible causes of its occurrence in this population. Method This is a hospital-based retrospective study. 154 datasheets were initially identified. After excluding non-relevant data sheets (88), 56 relevant and complete records were subjected to comprehensive analysis in adherence to the inclusion criteria. Results Most commonly affected age group was < 40 years, with the mean age being 38. Conjunctivitis was the most frequent occurrence seen in 82.05%. Keratitis was seen in varying forms as, epithelial (64.44%), stromal (15.3%) & nummular (3.57%). Anterior uveitis in 35.89%, posterior uveitis (retinitis, neuro-retinitis) in 7.69% of cases, posterior segment involvement (rhegmatogenous retinal detachment, optic atrophy) in 8.8%, secondary glaucoma in 28.2%, optic neuritis in 5.3% while orbital apex and cavernous sinus involvement were seen in one case.

Conclusion
This study reflects a temporal shift in the incidence of HZO towards the younger age group. The proportion of younger patients with HZO is increasing with some male preponderance.
Identifiable factors contributing to potential risk, recurrence, and chronicity of HZO are related to demographics, immune status, dietary, environmental associations, vaccination status, and previous history of recurrences. Reported outcomes can be valuable in understanding the evolving patterns of HZO and improving patient care, public health and vaccination policies.

Conclusion This study reflects a temporal shift in the incidence of HZO towards the younger age group. The proportion of younger patients with HZO is increasing with some male preponderance. Identifiable factors contributing to potential risk, recurrence, and chronicity of HZO are related to demographics, immune status, dietary, environmental associations, vaccination status, and previous history of recurrences. Reported outcomes can be valuable in understanding the evolving patterns of HZO and improving patient care, public health and vaccination policies.

Interesting new retrospective hospital study from India on #shingles affecting the eye (#herpes #zoster ophthalmicus; HZO).

Typically patients hospitalised with HZO are elderly, but the average age in this study was only 38.

I have q’s.

link.springer.com/article/10.1...

#ophthosky #medsky

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I love this so much 😂👀
#MedSky #OphthoSky #EyeSky

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Welcome to #ophthosky!

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Expanding the MGD Treatment Arsenal

Meibomian gland dysfunction is commonly seen in clinical practice. The good news is there are a lot of treatments available. The bad news is… there are a lot of treatments available. Here's a look at some of the newer ones to consider.

#optometry #ophthalmology #eyecare #OphthoSky

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Futuristic eye and brain graphic courtesy of ARPA-H with the caption “what if we could cure blindness?”

Futuristic eye and brain graphic courtesy of ARPA-H with the caption “what if we could cure blindness?”

#NEWS | Eversight is part of a major undertaking that will bring together more than 40 scientists, doctors and industry experts hand-picked from around the country to make vision-restoring whole eye transplants a reality: eversight.ws/4gyhL4n.

#ophthalmology #medsky #cornea #ophthosky #neurosky

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Need a Lift?

Do you know how to intervene for a case of presumed myasthenia gravis? Here’s a quick overview from our November issue!

#optometry #ophthalmology #optometrist #eyecare #eyehealth #OphthoSky

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Does anyone else channel the Swedish Chef when they prescribe Flurbiprofen? #Vetmedsky #ophthosky #Rxsky

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