I m female 43 yrs from India, Bombay, having skin disorder, my doctor says its macular amloidosis, my skin is dry, and i always feel itching on arms, back , and inner thigh area, am still confused and not getting any relife from itching, once a skin specialist suggested skin biopsy, but didnt tried, now i think to take skin biopsy test, but confused as which area skin should be tested as i have itching on arms, upper back and inner thigh. Please suggest.