Abstract
A clinical survey on patients with mosquito allergy was performed through questionnaire. The survey was cooperated with 120 dermatologists mainly and 120 pediatricians in the Kanto area. The results were as follows: 1) The patients with mosquito allergy were reported 87 cases of both sexes in total, in which 66% of them was under 10 years of age. 2) The patients who have at least a case with mosquito allergy in their family histories were 7 cases out of 87 patients and atopic diseases were considered to be partly related with mosquito allergy through their family histories. 3) The symptoms due to mosquito bite were mainly limited on skin such as redness and swelling (94.3%), itching (74.7%), bulla(46.9%), pain, ulcer, scar, etc. 4) The locality of biting by mosquito was seen mainly on their extremities and it took place in the evening and in or near their houses. 5) Laboratory findings were revealed abnormalities only in liver function tests and blood examinations in which the decrease of neutrophil and the increase of lymphocyte in differencial counts of while blood cells and the increase of immunoglobulins, especially IgE in several patients were recognized. 6) Some patients reacted to the skin test by antigens from mite or mosquito. 7) They were considered as insect bite or mosquito allergy and most of them recovered within a week with symptomatic therapies. 8) Almost all the patients did not react to the bite by other insects except mosquitoes.
