Angioedema-swelling of tissue beneath the surface of the skin-can be mistaken for or associated with hives. It can be caused by allergic reactions, medications or a hereditary deficiency of some enzymes. The following symptoms may indicate angioedema: 1  Swelling in the eyes or mouth. 2  Swelling of the hands, feet or throat. 3  Difficulty breathing, stomach cramps or chemosis (swelling of the lining of the eyes).
Turbo roundabout is a design developed by Bertus Fortuijn. Its design, when combined with appropriate signage, dramatically improves safety and traffic flow, and is surprisingly easy for the unfamiliar driver to navigate.
Mini-Turbos, a feature first introduced in Mario Kart: Double Dash!!, returns in Mario Kart DS. Mini-Turbos are momentary speed boosts that can be obtained while drifting. Also featured in Mario Kart DS and not to be confused with drifting is the ability to draft behind an opponent's kart.