hi welcome to HCM -i had gone through your query and understand your concerns. i would come up with the possibility of VITILIGO is the cause for your sufferings. important known factors are; -nutritional ; defects in copper,proteins,and vitamins in diet -digestive upsets like amoebiasis,helminthes,chronic diarrhea,dysentery -endocrines;associated with thyrotoxicosis,and diabetes -trophoneurosis and autonomic imbalance-emotional stress and strain treatment option; i advise you taking Homeopathic medicines gives safe and permanent cure for your complaints the principle remedy in homeopathy for effective cure of vitilgo is ARSENIC SULPHURATUM FLAVUM - i seen similar cases in my clinic and treated very well with constitutional similimum. consult your local homeopathic physician for correct diagnosis of the case and remedy to fit your complaints I hope this is helpful for you, thank you