| FR | failure rate; film-screen radiograph; fasciculus retroflexus; febrile reaction; feedback regulation;... |
|---|---|
| FRCD | Fellow of the Royal College of Dentists; fixed ratio combination drug |
| VOO | ventricular asynchronous (competitive, fixed-rate) [pacemaker] |
| AICA | Anterior Inferior Cerebellar Artery; Hemifacial Spasm |
| MVD | Micro-Vascular Decompression ? Ix 1. Trigeminal Neuralgia... |
| fixed pupil | A stationary pupil unresponsive to all stimuli. (05 Mar 2000) |
|---|---|
| fixed-rate pacemaker | An artificial pacemaker that emits electrical stimuli at a constant frequency. (05 Mar 2000) |
| fixed rate pulse generator | A generator in which the rate of discharge is independent of the natural activity of the heart. Synonym: fixed rate pulse generator. (05 Mar 2000) |
| fixed torticollis | Persistent contracture of cervical muscles on one side. (05 Mar 2000) |
| fixed virus | Rabies virus whose virulence for rabbits has been stabilised by numerous passages through this experimental host. See: street virus. (05 Mar 2000) |
| anorectal spasm | Painful spasm of the muscle about the anus without known cause; probably a neurosis. Synonym: anorectal spasm. (05 Mar 2000) |
| Bell's spasm | Involuntary twitching of the facial muscles, sometimes unilateral. Synonym: Bell's spasm, convulsive tic, facial spasm, histrionic spasm, mimic convulsion, mimic spasm, mimic tic, palmus, prosopospasm. (05 Mar 2000) |
| bronchial spasm | Spasmodic contraction of the smooth muscle of the bronchi. (12 Dec 1998) |
| cadaveric spasm | Rigor mortis occurring irregularly in the different muscles, causing movements of the limbs. (05 Mar 2000) |
| canine spasm | The semblance of a grin caused by facial spasm especially in tetanus. Synonym: canine spasm, cynic spasm, risus sardonicus, sardonic grin, spasmus caninus, trismus sardonicus. Origin: L. Risus, laugh + caninus, doglike (05 Mar 2000) |
| vasomotor spasm | Spasmodic contraction of the smaller arteries. (05 Mar 2000) |
| carpopedal spasm | <clinical sign> Spasms of the hands or feet that may be seen in association with hypocalcaemia or hyperventilation. (08 Jan 1998) |
| masticatory spasm | Involuntary convulsive muscular contraction affecting the muscles of mastication. (05 Mar 2000) |
| retrocollic spasm | Torticollis in which the spasm affects the posterior neck muscles. Synonym: retrocollis. (05 Mar 2000) |
| rotatory spasm | A disorder of unknown cause, manifested as a restricted dystonia, localised to some of the neck muscles, especially the sternomastoid and trapezius; occurs in adults and tends to progress slowly; the head movements increase with standing and walking and decrease with contractual stimuli, e.g., touching the chin or neck. Synonym: dystonic torticollis, rotatory spasm, rotatory tic. (05 Mar 2000) |