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.
Definition of XANTHINE. : a feebly basic compound C5H4N4O2 that occurs especially in animal or plant tissue, is derived from guanine and hypoxanthine, and yields uric acid on oxidation; also: any of various derivatives of xanthine (as methylxanthine). ADVERTISEMENT. a feebly basic compound C5H4N4O2 that occurs especially in animal or plant tissue, is derived from guanine and hypoxanthine, and yields uric acid on oxidation; also: any of various derivatives of xanthine (as methylxanthine). ADVERTISEMENT.