Possible Conditions and Causes:a. White patches on private parts might suggest vitiligo.b. Itchy, ring-like rashes could indicate a fungal infection, such as ringworm.

Recommended Actions:a. Consult a dermatologist for an accurate diagnosis.b. Avoid scratching the areas to prevent irritation or infection.

Treatment Suggestions:a. For vitiligo, your doctor might prescribe treatments like Melanocyl Ointment.b. For fungal infections, antifungal creams or medications may be needed.

Precautions:a. Follow doctor's instructions carefully if any treatment is prescribed.b. Maintain good hygiene to prevent the spread of infection.