is a swelling (or edema) of the lower layer of skin or the mucous membranes. The swelling may occur in the face, tongue, and larynx. Often it is associated with hives, which are swelling within the upper skin.
The recent exposure to an allergen (e.g. peanuts) may the cause of the urticaria, but most cause of the urticaria is unknown.
The skin of the face, normally around the mouth, and the mucosa of the mouth and/or throat, as well as the tongue, swell over the period of minutes to hours. The swelling can be itchy or painful. Urticaria may develop simultaneously.
In severe cases, stridor of the airway occurs, with gasping or wheezy inspiratory breath sounds and decreasing oxygen levels. Tracheal intubation is required in these situations to prevent respiratory arrest and risk of death.
Treatment ― OTC Drugs
If you have trouble breathing, you should go to the emergency room quickly.
If symptoms are severe, epinephrine may be given subcutaneously or intramuscularly along with oral steroids.
#Epinephrine SC or IM
#Oral steroid or IV steroid
More information ― English
Angioedema is an area of swelling (edema) of the lower layer of skin and tissue just under the skin or mucous membranes. The swelling may occur in the face, tongue, larynx, abdomen, or arms and legs. Often it is associated with hives, which are swelling within the upper skin. Onset is typically over minutes to hours.
Allergic angioedema. This child is unable to open his eyes due to the swelling.
Angioedema of half of the tongue. Because the edema can block the airway, if you cannot breath well, go to the hospital as soon as possible.
Angioedema of the face
relevance score : -100.0%