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Definition The term Viral Hemorrhagic Fever (VHF) refers to a group of serious illnesses caused by particular viruses. There are four VHFs that are of major concern from an Infection Control Perspective as they can be transmitted directly from humans to humans, and are a hazard for staff handling blood …

Definition Vulvodynia is the term used to describe the condition experienced by women who have the sensation of vulval burning and soreness in the absence of any obvious skin condition or infection. The sensation of burning and soreness of the vulva can be continuous (unprovoked vulvodynia), or on light touch, …

Definition Vertigo is a type of dizziness that can last just for a short period of time (minutes) or that can last for hours or even days. People who have vertigo have a false feeling of their surroundings moving or spinning. This is usually accompanied by a feeling of sickness …

Definition A varicocele is the swelling in the scrotum caused by a collection of abnormally large blood vessels (veins) in the scrotum. This is due to dilatation of the testicular vein which drains the scrotum and testicle and is a form of varicose vein. They are often described as feeling …

Definition Vitiligo is a skin disease in which white patches appear on different parts of the body. These white patches can develop anywhere, the pigment is found. It can turn hair white or some people can lose color inside the mouth or even effect eyes. When the pigment (color) producing …

Definition Velocardiofacial syndrome, or VCFS, is a complex syndrome that has been associated with more than 30 different characteristics, including defects of the palate, heart defects, learning disabilities and distinct facial features. The severity of VCFS and the characteristics that appear vary widely among individuals. It’s inherited in an autosomal …

Definition Varicose veins are rope-like veins that typically form on the legs. These veins are usually the result of a weak vein valve that is allowing blood to collect in the vein. Varicose veins can very noticeable due to their blue or purple color and their bulging from the skin. …

Introduction Von Willebrand Disease is a blood clotting disorder transmitted genetically which affect in both men and women. This disease is caused by the missing of Von Willebrand Factor (VWF) or by defective VWF. It is a protein responsible for clotting blood. VWF and Factor VIII (a key protein for …