it all started about 3 mos. ago . i pulled my shoes off at home one evening and rubbed or lightly scratched the bottom of my feet .it felt a lttle itchy . so i did . my foot begain to swell and burn a little . i couldnt hardly walk on it. the next morning it was back to normal. the left foot has done this approx. 4 times the right foot 7 or 8 times always in the evening , gone my morning except for once . it lasted for about 24hrs. my left hand has did this twice first time gone by morning . yesterday about 3 pm i felt the urge to scratch between my pointing finger and middle finger . it started to swell by 6 pm , with rubbing or sratching the palm or around my fingers it had swollen up to where i couldnt even close my fist by 9 pm the swelling had gone past my wrist 2 inches so as of right now its been 20 hrs. and its still swollen . i have been an above modderate beer drinker , but havnt had any alchohol in 11 days .any reply to what this condition might be would be apprec.