Augmented reality in health allows a real-time combination of images never before achieved, with new possibilities to diagnose diseases, which can increase accuracy in surgical procedures. That is, it can potentially improve patient quality of life. In real time, the...
Cigarette and eyes: smoke can kill cells, as study reveals
Everyone already knows that cigarettes are bad for health. This includes the eyes. For example, smoke is a risk factor for various diseases such as dry eye syndrome, glaucoma, cataract, and age-related macular degeneration (AMD). A recent study made in Japan revealed...
Research identifies a new cell type in retina
Retinal neurons were first identified more than 100 years ago. But now scientists at the University of Utah in the United States have discovered a new type of retinal cell. Published in the Proceedings of National Academy of Sciences, United States, the research found...
One out of ten people in the world have diabetes. Half of those people don’t even know they have the disease.
The World Health Organization (WHO) has long warned about the danger of diabetes. The disease grows year by year around the world, and in the past 40 years the number of cases has quadrupled. According to the 10th edition of the Diabetes Atlas, published by the...
Study points out that eye diseases may be a risk factor for developing dementia.
For some time now, researchers have been investigating whether eye diseases can be a risk factor to manifest other health problems. For example, scientists at Sun Yat-sen University in China found that one in four people with eye disorders also develops depression....
Study reports increased myopia by up to four times among children in China
With the pandemic and the need for social isolation, children around the world began to stay longer at home. A daily life with longer time in front of screens and less outdoor activities in leisure moments. The “new normal", experienced a year and a half ago, is...
Study identifies ocular syphilis with Optical Coherence Tomography
Ocular syphilis is a manifestation of syphilis that can arise when the disease is not treated properly. This stage occurs years after infection and has a challenging diagnosis. Despite directing lesions, we call the treponema palidum (etiological agent of the disease)...
How retinography helps diagnosing and monitoring choroidal nevus
The choroidal nevus is a dark spot that occurs at the eye fundus and is only detectable through routine examinations such as retinal mapping. Usually, treatment only includes an yearly follow-up. There are also skin nevi, which dermatologists follow-up with...
Optogenetic therapy partly recovers the vision of patient blind by retinitis pigmentosa
A patient with retinitis pigmentosa was able to recover part of the vision after undergoing optogenetic therapy and light stimulation. For the first time, this technique has achieved partial recovery of visual function, according to clinical trial researchers. The...
Unprecedented artificial corneal transplant restores sight to elderly man
Currently, it is estimated that 1.5 million people worldwide lose their vision each year due to corneal injuries and diseases. Thus, problems in this membrane are the third largest global cause of visual impairment, behind only cataracts and glaucoma. Even though...
Coronavirus and the eyes: new study points to nodules in severe cases.
Eyes are an open door. Contaminated tears as a possible source of contagion. Conjuntctivitis. Retina alterations. Glaucoma. From symptoms as conjunctivitis to possible sequelae as retinopathy and glaucoma, diverse studies and reports point to the relation of the...
Retinal exam uses artificial intelligence for Parkinson’s early diagnosis
Undoubtedly, diagnosing Parkinson's disease is a challenge. Some procedures to identify signs of the disease have high costs, such as computed tomography and magnetic resonance imaging. In addition, millions of people worldwide do not have access to these...
Multiple surgery of macular hole and cataract receives scientific approval
Cataract is one of the most frequent side effects on patients who undergo macular hole surgery. For some time now, specialists already indicate that multiple surgical procedure to correct the diseases. Now, the simultaneous treatment of macular hole and cataract has...
A cure for Diabetes? Stem cell research solves problem in mice
The search for a cure for diabetes is one of the main aspects of the health research sector. According to the World Health Organization (WHO), 422 million people suffer from the disease worldwide. It is also responsible for 1.6 million annual deaths. Scientists at the...
Connected to a smartphone, Eyer handheld fundus camera offers high quality images at an affordable cost
Have you ever thought that having an eyer handheld fundus camera in your clinic can be a real advantage? After all, having quicker access to your patients’ fundus images can assist in early diagnosis, treatment initiation and monitoring various diseases: glaucoma,...
Study uses gene therapy to regenerate damaged optic nerve
Can you imagine regenerating the damaged optic nerve with gene therapy and being able to recover patients with glaucoma? A research from the University of Cambridge (United Kingdom) has achieved promising results in this regard. Through gene therapy, scientists have...
Gene therapy for retinal dystrophy has first drug approved
04Anvisa has approved the first product of gene therapy in Brazil, for treating Hereditary Retinal Dystrophy (HRD), as Leber congenital amaurosis and retinitis pigmentosa. There was no therapeutic alternative for the problem, so far. Voretigene neparvopeque (trade...