Pediatric emergency medicine trisk 1806 1806

FIGURE 88.3 Insect bite in a child The distribution of lesions is a valuable clue in making the diagnosis of mosquito or flea bites Insect bites generally involve the exposed surfaces of the head, face, and extremities The lesions are usually urticarial papules that occur in groups or along a line on which the insect was crawling Some lesions may manifest a central punctum On occasion, both mosquito bites and flea bites can cause blistering lesions These lesions are not indicative of secondary infection but rather represent an immune response to the bite Excoriation with resulting secondary infection with Staphylococcus aureus or Group A streptococci can complicate a simple bite Because swelling and redness