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Chemosis is the swelling (or edema) of the conjunctiva. The term derives from the Greek words cheme and -osis, cheme meaning cockleshell due to the swollen conjunctiva resembling it, and -osis meaning condition. [1] The swelling is due to the oozing of exudate from abnormally permeable capillaries. In general, chemosis is a nonspecific sign of ...
Recently, central serous chorioretinopathy has been understood to be part of the pachychoroid spectrum. [5] [6] In pachychoroid spectrum disorders, of which CSR represents stage II, the choroid, the highly vascularized layer below the retina, is thickened and congested with increased blood vessel diameter, especially in the deep choroid (the so-called Haller's layer).
Signs in phlyctenular keratoconjunctivitis include small yellow nodules that develop over the cornea, which ulcerate after a few days. [ 4 ] A study by Klein et al. showed that in addition to the physical discomfort allergic conjunctivitis causes, it also alters patients' routines, with patients limiting certain activities such as going ...
For instance, if someone is constantly exposed to black flies, for instance, they might experience headaches, fever, swollen lymph nodes and other symptoms of so-called "black fly fever," Frye says.
The most important role of melanin in the iris is to protect the eyes from the sun's harmful rays. [76] People with lighter eye colors, such as blue or green, have lessened protection from the sun, and so need greater protection from the sun's rays than those with darker eye colors. [citation needed]
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It is a rhizomatous perennial plant, from Turkey and Greece, with white flowers with a yellow mark or blotch. It was also known as Iris ochroleuca for a long time. It is commonly known as yellow banded iris in the U.S. and Turkish iris in the UK but also has some other less common names. It is very hardy and has been known to naturalize in ...
In a series of photos uploaded to the social media platform on Tuesday, Dec. 5, Lopez showed off what appeared to be the immediate aftermath of the hit to the face, as he posed, covered in sweat ...