hello, i ve had a skin rash since december 20. it started on the front of my lower limbs, then moved to the back, then up to the front and back of thighs, then belly, waist, back, breasts, and finally to the arms and upper chest. the rash starts off in blotches, then becomes solid and red, and itchy and rough. i also have swelling in the ankles and knees. i have no other symptoms like fever, cold, nausea, etc., however, i did have a sore throat and runny nost 2 weeks prior to getting the rash.