Histamine.
Inflammation of the nose, or rhinitis, is the major symptom of hay fever. Inflammation causes itching , sneezing, runny nose, redness, and tenderness. Swelling of the sinuses can constrict the eustachian tube
Some factors that can cause blepharitis are bacterial infections, eyelash mites, an allergy, and eyelid oil glands that do not function properly. Blepharitis is an eye condition in which there is eyelid inflammation.
If there is not enough of fluid in the eye , it causes irritation.
uveitis
it is collection of pus in subcutaneous plane of gluteal area .it is most likely result from fat necrosis (by trauma ,frequently injection ) superimposed by bacterial infection (mostly staphyllococcal ) .there is history of intramuscular injection followed by painfull swelling and redness .treatment is drainage
first degree
hydrogen gas
In the immune system, opsonization occurs and causes swelling, redness, production at the site of the infection and pain and discomfort.
released of the chemical histamine causes?
Take an antipyretic such as ibuprofen and place some ice on the site. Then relax for a few hours.
moquitos inject a chemical that prevents blood from clotting when they suck it up. this chemical is an irritant to the human immune system, which causes redness and itching. They are not posionous.
Cats mouths are full of germs causing infection witch causes swelling and redness. Can lead to further problems if not taken care of properly.
Some adults can have water retention under their eyes and it can be a hereditary factor so a child may have that particular gene. Other causes can be water retention and allergies. It's advisable you see your doctor about this problem.
Initially heterotopic ossification causes localized swelling, warmth, redness, and stiffness of the muscle. It usually begins one to four months after the injury and is rare after one year.
Inflammation of the nose, or rhinitis, is the major symptom of hay fever. Inflammation causes itching , sneezing, runny nose, redness, and tenderness. Swelling of the sinuses can constrict the eustachian tube
It's one of the chemical properties of salt that it draws moisture to itself.
Bacterial conjunctivitis causes sore eyes. The redness of the eyes goes together with swelling of the eyelid. Anesthetic eye drops can be used to relieve the pain.