- Varicella-Zoster Virus see Chickenpox
- Varicose Veins
- Vascular Headache see Headaches
- Vasculitis see Kawasaki Disease
- Venereal Disease see STD's
- Vertigo see Dizziness & Vertigo
- Viral Skin Infections
- Virus Diseases
- Vitiligo
- Von Recklinghausen's disease see Neurofibromatosis