Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «D»:
Dystocia: Difficult or abnormal labor or delivery. From the Greek
"dys" meaning "difficult, painful, disordered, abnormal" +
"tokos" meaning "birth."...
Dystocia, cervical: See: Cervical dystocia....
Dystocia, fetal: Dystocia caused by the fetus due to its size (too
big), shape or position in the uterus....
Dystocia, placental: See: Placental dystocia....
Dystocia, shoulder: See: Shoulder dystocia....
Dystonia: Involuntary movements and prolonged muscle
contraction, resulting in twisting body motions, tremor, and abnormal posture. These
movements may involve the entire body, or only an isolated area. Symptoms may even be
"task specific," such as writer's cramp. Dystonia can be inherited...
Dystonia musculorum deformans (DMD)
Dystonia musculorum deformans (DMD): Also called torsion dystonia, this is a fortunately rare, generalized dystonia (a state of abnormal -- either excessive of inadequate -- muscle tone) that can be inherited, usually begins in childhood, and becomes progressively worse. It can leave individuals ser...
Dystonia, cranial: A term used to describe dystonia
that affects the muscles of the head, face, and neck. Oromandibular dystonia affects the
muscles of the jaw, lips, and tongue. The jaw may be pulled either open or shut, and
speech and swallowing can be difficult. Spasmodic dysphonia involves the ...
Dystonia, dopa-responsive (DRD)
Dystonia, dopa-responsive (DRD): A condition that typically begins in childhood or adolescence with progressive difficulty in walking and, in some cases, spasticity and can be successfully treated with drugs.
is an important variant of DRD. In Segawa dystonia, the symptoms fluctuate...
Dystonia, focal, due to blepharospasm
Dystonia, focal, due to blepharospasm: See: Focal dystonia due to blepharospasm...
Dystonia, focal, due to torticollis
Dystonia, focal, due to torticollis: See: Focal dystonia due to torticollis....
Dystonia, idiopathic torsion
Dystonia, idiopathic torsion: A form of dystonia known
as early-onset torsion dystonia (also called generalized torsion dystonia) begins in
childhood around the age of 12. Symptoms typically start in one part of the body, usually
in an arm or leg, and eventually spread to the rest of the body within...
Dystonia, laryngeal: See: Spasmodic dysphonia....
Dystonia, oromandibular: Oromandibular dystonia affects
the muscles of the jaw, lips, and tongue. The jaw may be pulled either open or shut, and
speech and swallowing can be difficult....
Dystonia, Segawa: An important variant form of dopa-responsive dystonia (DRD).
DRD typically begins in childhood or adolescence with progressive difficulty in walking and, in some cases, with spasticity. DRD, by definition, can be successfully treated with dopa.
In Segawa dystonia, the symptoms flu...