Hello...
I can see a hypopigmented to depigmented patch in the pictures you have sent to me... loss of colour on skin is leucoderma where you see whitish spots... this can be anything from jus dryness to vitiligo.. but anything might me the condition definitely a qualified dermatologist will do you the needful.. Don’t panic and stay calm
Next Steps
Consultation with a qualified dermatologist for better understanding and further care
Health Tips
Consult a dermatologist online for proper approach and treatment