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Xanthopsia is a color vision deficiency in which there is a dominantly yellow bias in vision due to a yellowing of the optical media of the eye. The most common causes are digoxin's inhibitory action on the sodium pump, and the development of cataracts which can cause a yellow filtering effect.
Photopsias is defined as an effect on the vision that causes appearances of anomalies in the vision. Photopsias usually appear as: flickering lights; shimmering lights; floating shapes; moving dots; snow or static; Photopsias are not generally a condition on their own, but a symptom of another condition.
Vision remains normal beyond the borders of the expanding scotoma(s), with objects melting into the scotoma area background similarly to the physiological blind spot, which means that objects may be seen better by not looking directly at them in the early stages when the spot is in or near the center. The scotoma area may expand to occupy one ...
SARS-CoV-2, the coronavirus that causes the disease, can infect the inside of your eyes, according to research published in April in the journal PLOS Pathogens. This holds true even if the virus ...
The 2 Most Common COVID Symptoms Doctors Are Seeing Right Now. Infectious disease experts we spoke with were pretty unanimous: The two most common COVID-19 symptoms they've seen recently are fever ...
ICD-9 chapters; Chapter Block Title I 001–139: Infectious and Parasitic Diseases II 140–239: Neoplasms III 240–279: Endocrine, Nutritional and Metabolic Diseases, and Immunity Disorders IV 280–289: Diseases of the Blood and Blood-forming Organs V 290–319: Mental Disorders VI 320–389: Diseases of the Nervous System and Sense Organs ...
One study of nearly 17,500 adults who had COVID-19 found that long COVID was more likely to cause symptoms like heart palpitations, hair loss, fatigue, chest pain, trouble breathing, joint pain ...
This is a shortened version of the first chapter of the ICD-9: Infectious and Parasitic Diseases. It covers ICD codes 001 to 139. The full chapter can be found on pages 49 to 99 of Volume 1, which contains all (sub)categories of the ICD-9. Volume 2 is an alphabetical index of Volume 1.