How can you tell the difference between a mosquito or spider bite infection vs a tick bite infection?

Limited space: Though spider, tick or mosquito bites can sometimes cause infection, the vast majority of them will not. A limited local inflammatory response can be expected from any of these. Symptoms exceeding this should be examined by a physician. 'spider bites' have become a common er complaint over the last several years, when in fact most of these are skin abscesses.