hi doctor!its about my sister,she 36yrs old married women feeling some strange sensation like something is crawling on her lips without any tingling or numbness on lips or on face.she had undergone all blood test, the only positive tests are ESR - 60, RA factor borderline,eosinophils count 10%, rest of autoantibodies test are negative (ANCA negative.)she is also experiencing Raynauds disease in her hands from last 2-3 months.but this lip strange feeling is annoying her most.my mother is rheumatoid arthritis patient.I myself am a doctor.(neurosurgery SHO at the moment),cant understand what to do next..............