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.
Fentanyl is a prescription synthetic opioid analgesic prescribed for the treatment of chronic and severe pain. Pharmaceutical grade fentanyl is 50 to 100 times more potent than morphine.1 Street versions of the drug are often mixed with heroin and can be even more potent, and thus, more dangerous.