Pulmonary embolism (PE) can occur without deep vein thrombosis (DVT). Pulmonary embolism (PE) and deep vein thrombosis (DVT) usually occur as part of the same process. While most DVTs happen in the legs, they can also occur in other parts of the body such as the arms. If a DVT is suspected, it is important to have a quick diagnosis and treatment to prevent PE.
Freebase(0.00 / 0 votes)Rate this definition: Rotaxane. A rotaxane is a mechanically-interlocked molecular architecture consisting of a dumbbell shaped molecule which is threaded through a macrocycle. The name is derived from the Latin for wheel and axle.
Butane is a saturated hydrocarbon gas with the chemical formula C4H10. It is an alkane with four carbon atoms.Butane is a gas at room temperature and atmospheric pressure but is easily turned into a liquid by cooling or applying moderate pressure.Butane is a safe, efficient and clean fuel that powers many standard mobile heating appliances.utane is a saturated hydrocarbon gas with the chemical formula C4H10. It is an alkane with four carbon atoms.