Anemia symptoms in the eyes
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Common Eye Symptoms of Anemia
Anemia often shows clear symptoms in the eyes. The most frequent sign is conjunctival pallor, where the inside of the lower eyelid and the conjunctiva (the membrane covering the white part of the eye) appear pale instead of their usual healthy pink color. This symptom is reported in a large majority of anemia cases and is considered a key indicator for early detection Math2024Asiyah2022Purwati2023+5 MORE. Other eye-related symptoms include yellowing of the eyes (scleral icterus or jaundice), which can occur in certain types of anemia, especially those involving increased breakdown of red blood cells (hemolytic anemia) Khalid20196.
Additional Ocular Manifestations
Besides conjunctival pallor, anemia can also cause other eye symptoms. Retinal hemorrhages, which are small areas of bleeding in the retina, are seen in some patients with more severe anemia. Posterior pole pallor, a pale appearance at the back of the eye, is another less common but notable sign . These symptoms are more likely to appear as anemia becomes more severe.
Eye Symptoms as a Diagnostic Tool
The appearance of the conjunctiva is so closely linked to anemia that it is used as a non-invasive screening method. Several studies have developed and validated smartphone applications and machine learning models that analyze images of the eye’s conjunctiva to detect anemia with high accuracy. These methods are especially useful in areas with limited access to laboratory testing, providing a quick and cost-effective way to screen for anemia by simply examining the eyes Asiyah2022Noor2023Asare2023+2 MORE.
Other Related Symptoms
In addition to changes in the eyes, people with anemia may also experience general symptoms such as fatigue, weakness, dizziness, and pale skin. These symptoms often occur alongside eye-related signs and can help in the overall assessment of anemia Khalid2019Purwati20236+1 MORE.
Conclusion
The most common eye symptoms of anemia are conjunctival pallor and, in some cases, yellowing of the eyes. More severe anemia can lead to retinal hemorrhages and posterior pole pallor. These eye changes are not only important clinical signs but are also being used in new, non-invasive diagnostic tools. Recognizing these symptoms can help in the early detection and treatment of anemia, improving patient outcomes.
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Most relevant research papers on this topic
Pemberian Sari Kacang Hijau Untuk Meningkatkan Kadar Hemoglobin Ibu Hamil Dengan Anemia Ringan
Consuming green bean extract 2x/250ml for 7 days effectively increased hemoglobin levels in a pregnant woman with acute anemia, improving her overall health.
Detection of anemia using conjunctiva images: A smartphone application approach
A smartphone application using machine learning techniques can detect anemia using conjunctiva images, providing a cost-effective and less time-consuming alternative to traditional blood draw methods.
A Machine Learning Method to Screen Anemia From Conjunctiva Images Taken by Smartphone.
This study developed a machine learning algorithm that accurately detects anemia in third-world countries using smartphone images of the eye conjunctiva, with a 85% accuracy, 86% precision, and 81% recall rate.
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