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A cramp is a sudden, involuntary, painful skeletal muscle contraction [1] [2] or overshortening associated with electrical activity; [3] while generally temporary and non-damaging, they can cause significant pain and a paralysis-like immobility of the affected muscle.
Muscle cramps, also known as muscle spasms or charley horses, are the involuntary contraction of muscle fibers, says Dr. Lucas Buchler, a physician of sports medicine and orthopaedic surgery at ...
A spasm is a sudden involuntary contraction of a muscle, [1] a group of muscles, or a hollow organ, such as the bladder. A spasmodic muscle contraction may be caused by many medical conditions, including dystonia. Most commonly, it is a muscle cramp which is accompanied by a sudden burst of pain. A muscle cramp is usually harmless and ceases ...
Myalgia or muscle pain is a painful sensation evolving from muscle tissue. It is a symptom of many diseases . The most common cause of acute myalgia is the overuse of a muscle or group of muscles ; another likely cause is viral infection , especially when there has been no injury .
A charley horse is an American term for a very painful involuntary cramp in the legs (usually located in the calf muscle) and/or foot, lasting anywhere from a few seconds to a couple of days. The phrase formerly referred more commonly to bruising of the quadriceps muscle of the anterior or lateral thigh, or contusion of the femur, that commonly ...
Cadaveric spasm can be distinguished from rigor mortis as the former is a stronger stiffening of the muscles that cannot be easily undone, while rigor mortis can. [ 2 ] The cause is unknown but is usually associated with violent deaths under extreme physical circumstances with intense emotion , such as the circumstances associated with death ...
This meaning implies that the primary defect is within the muscle, as opposed to the nerves ("neuropathies" or "neurogenic" disorders) or elsewhere (e.g., the brain). This muscular defect typically results in myalgia (muscle pain), muscle weakness (reduced muscle force), or premature muscle fatigue (initially normal, but declining muscle force).
muscle cramps (R25.2) myoclonus; opsoclonus; tic; tremor. flapping tremor; insomnia (F51.0, G47.0) Lhermitte's sign (as if an electrical sensation shoots down back & into arms) loss of consciousness. Syncope (medicine) (R55) neck stiffness; opisthotonus; paralysis and paresis; paresthesia (R20.2) prosopagnosia; somnolence (R40.0) Obstetric ...