Anaphylaxis

Autoimmune Clinical reference

Anaphylaxis

Anaphylaxis: severe life-threatening systemic hypersensitivity reaction. Triggers: foods (nuts, shellfish), medications (penicillin, NSAIDs), stings. Epinephrine IM is first-line — never delay for antihistamines.

anaphylaxis anaphylactic shock severe allergic reaction anaphylactoid
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What this condition is

Anaphylaxis is a serious allergic reaction. It can begin very quickly, and symptoms may be life-threatening. The most common causes are reactions to foods (especially peanuts), medications, and stinging insects. Other causes include exercise and exposure to latex. Sometimes no cause can be found.It can affect many organs:Skin - itching, hives, redness, swellingNose - sneezing, stuffy nose, runny noseMouth - itching,…

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Anaphylaxis Anaphylaxis is a serious allergic reaction. It can begin very quickly, and symptoms may be life-threatening. The most common causes are reactions to foods (especially peanuts), medications, and stinging insects. Other causes include exercise and exposure to latex. Sometimes no cause can be found.It can affect many organs:Skin - itching, hives, redness, swellingNose - sneezing, stuffy nose, runny noseMouth - itching,… Shock Shock happens when not enough blood and oxygen can get to your organs and tissues. It causes very low blood pressure and may be life-threatening. It often happens along with a serious injury. There are several kinds of shock. Hypovolemic shock happens when you lose a lot of blood or fluids. Causes include internal or external bleeding, dehydration, burns, and severe vomiting and/or diarrhea. Septic shock is caused b… Mosquito Bites Mosquitoes are insects that live all over the world. There are thousands of different species of mosquitoes; about 200 of those live in the United States.Female mosquitoes bite animals and humans and drink a very small amount of their blood. They need protein and iron from blood to produce eggs. After drinking blood, they find some standing water and lay their eggs in it. The eggs hatch into larvae, then pupae, and… Insect Bites and Stings Most insect bites are harmless, though they sometimes cause discomfort. Bee, wasp, and hornet stings and fire ant bites usually hurt. Mosquito and flea bites usually itch. Insects can also spread diseases. In the United States, some mosquitoes spread West Nile virus. Travelers outside the United States may be at risk for malaria and other infections. To prevent insect bites and their complications:Don't bother insec…