Skin A newborn child presents with solitary white well defined hypopigmented patch on his right thigh. Diagnosis is : A Piebaldism B Albinism C Nevus achromicus D Acral vitiligo 💡 Explanation A newborn child presents with solitary white well defined hypopigmented patch on his right thigh. Diagnosis is : ✓ Correct Answer: C. Nevus achromicus