Skin A 23-yeard-old college student has asympt-omatic and hyperpigmented macules on both palms for three weeks. The most appropriate diagnostic test is: A Veneral Diseases research Laboratory (VDRL) test B Skin biopsy C Serum coigol levels D Assay for arsenic in skin, hair & nails 💡 Explanation A 23-yeard-old college student has asympt-omatic and hyperpigmented macules on both palms for three weeks. The most appropriate diagnostic test is: ✓ Correct Answer: A. Veneral Diseases research Laboratory (VDRL) test