<s>[INST] I went to the doctor and blood work was done the test came back saying my blood sugar was normal,I had no lupus and also my vitamin levels were good but I have dark spots forming on my legs and on my nose near my eyes I also develop carpal tunnel which cause my arms and hand to turn dark the doctor don t have a answer for me,maybe you can help. I m 53 yrs of age [/INST] hi carpal tunnel should not be causing darkening of skin. it may be a dermatitis. consult a skin specialist. </s>