Achilles Tendonitis/Rupture: The Achilles tendon is the connection between the calf muscles and the heel. Calf pain is usually considered pain in the softer, muscular portion of the lower leg, whereas an Achilles tendon rupture typically causes pain in the back of the heel. Achilles ruptures that occur higher up on the tendon should be considered when evaluating calf pain.
Freebase(0.00 / 0 votes)Rate this definition: An amalgam is a substance formed by the reaction of mercury with another metal. Almost all metals can form amalgams with mercury, notable exception being iron.
Dental amalgam is a dental filling material used to fill cavities caused by tooth decay. It has been used for more than 150 years in hundreds of millions of patients around the world. Dental amalgam is a mixture of metals, consisting of liquid (elemental) mercury and a powdered alloy composed of silver, tin, and copper. Approximately 50% of dental amalgam is elemental mercury by weight.