What's the difference between dizziness and instability?

Dizziness


Definition:

  • (n.) Giddiness; a whirling sensation in the head; vertigo.

Example Sentences:

  • (1) Frequency of symptoms like dizziness, headache, lachrymation, burning sensation in eyes, nausea and anorexia, etc, were much more in the exposed workers.
  • (2) Symptoms include nausea, vomiting, dizziness, and prostration.
  • (3) Implantation of a single-chamber pacemaker was planned in an 83-year-old woman with sick-sinus syndrome causing dizziness, bradycardia and tachycardia.
  • (4) After controlling for the effects of active and passive exposure to cigarette smoke, problems with the home heating system (odds ratio 9.6; p less than 0.03) and the presence of cohabitants with concurrent headache or dizziness (odds ratio 21.6; p less than 0.0001) were associated with an increased risk of a carboxyhemoglobin greater than 10 percent.
  • (5) Most of the animals had damage in the third and fourth turns (22) and a minority of these had dizziness and destruction nystagmus (3).
  • (6) A 46-year-old man with hepatoma was admitted with chief complaints of headache, fever and dizziness.
  • (7) Among the exposed still employed a trend towards a higher prevalence of dizziness was found.
  • (8) A subjective feeling of dizziness was observed by all volunteers, but it was not possible to make a correlation between this and the drug levels in this study.
  • (9) Vestibular symptoms were pronounced and, although compensation was not delayed, positional dizziness and instability usually persisted for several months and occasionally for a year or more.
  • (10) Diminished salivary flow was significantly greater with amitriptyline, as were complaints of dry mouth, somnolence, dizziness, and headache.
  • (11) 4 cases of drug-induced side effects were reported: dizziness and mild dyspepsia.
  • (12) During monotherapy, side-effects occurred in 12% of the patients (tachycardia, headache, weakness, dizziness).
  • (13) Consistent with these measures, derived from self-reported data, physician-diagnosed measures also indicate a greater vulnerability of unemployed individuals to serious physical ailments such as heart trouble, pain in heart and chest, high blood pressure, spells of faint-dizziness, bone-joint problems and hypertension.
  • (14) Dizziness in three with insomnia and vomiting in one patient complicated the treatment.
  • (15) Post-concussional symptoms, such as headache, dizziness and irritability, are thought to result from the emotional stress associated with decreased cognitive performance after a head injury.
  • (16) A standardised test of psychopathology (CCEI) was administered to tinnitus sufferers some of whom also complained of dizziness.
  • (17) Eight subjects reported subjective feelings of light-headedness or slight dizziness, which are not typical after slower absorption from nicotine gum or skin patches.
  • (18) He has broken four Guinness world records, most of them for speed–mad 100-metre dashes across dizzyingly high wires, and frequently appears on Chinese television.
  • (19) Several subjects reported light-headedness and dizziness during rest intervals.
  • (20) A 55-year old male patient, with dizzy spells during everyday activity and a complete right bundle branch block as the sole electrocardiographic abnormality, reproducibly demonstrated tachycardia-dependent Mobitz Type II- and 2:1 second degree atrioventricular block.

Instability


Definition:

  • (n.) The quality or condition of being unstable; want of stability, firmness, or steadiness; liability to give way or to fail; insecurity; precariousness; as, the instability of a building.
  • (n.) Lack of determination of fixedness; inconstancy; fickleness; mutability; changeableness; as, instability of character, temper, custom, etc.

Example Sentences:

  • (1) (4) Despite the removal of the cruciate ligaments and capsulo-ligamentous slide, no significant residual instability was found in either plane.
  • (2) By measurement and analysis of the changes in carpal angles and joint spaces, carpal instability was discovered in 41 fractures, an incidence of 30.6%.
  • (3) Unrecognized flexion injuries of the cervical spine may lead to late instability and neurologic damage.
  • (4) Hypermobility and instability following injury and degenerative joint disease is poorly understood and often not recognized as the cause of the patients symptoms.
  • (5) In these three patients, laxity of the knee in flexion was so severe that posterior instability could not be corrected merely by patellar relocation.
  • (6) Cubitus valgus or instability due to a pseudarthrosis of the lateral epicondyle or to ligamentous injury may stretch the nerve.
  • (7) The hypothesis that this instability would lead to more errors and longer decision times for distinguishing left-right mirror-image figures was not supported.
  • (8) 93 knees in 74 patients between 9 and 20 years of age were operated because of patello-femoral instability.
  • (9) Whereas in flexion stress all methods showed a sufficient stability, the rotation tests proved, that in case of a dorsal instability of the lower cervical spine, posterior interlaminar wiring or anterior plate stabilization showed no reliable stabilization effect.
  • (10) There is a paucity of informative data on the potentially important role of specific sites of chromosomal instability in oncogenic processes.
  • (11) "In-gel renaturation" analysis did not show any DNA amplification of high degree in AT22IJE-T. Cytogenetic analysis showed considerable chromosomal instability in the new cell line, and medium conditioned by these cells contained the clastogenic activity which is characteristic of the parental strain as well.
  • (12) Instability or a return to violence could follow the imposition of measures that would threaten the ability of the PA to govern in the West Bank.
  • (13) This approach was used in 42 shoulders with rotator cuff tears or posterior instability without complications of infection, failure of deltoid healing, or compromise of suprascapular or axillary nerves.
  • (14) Sixteen patients who remained wet had detrusor instability; 9 of these were cured by anticholinergic medications.
  • (15) Atlantoaxial instability, defined as a gap of over 4 mm, was present in seven (10%) children and two (2%) adults.
  • (16) With these scores we expect to facilitate the diagnostic screening, to indicate the way of therapy and to avoid unnecessary surgery for urinary incontinence in cases of motor-urge-incontinence (detrusor instability, unstable bladder), as long as a urodynamic examination is not feasible on every incontinent women.
  • (17) Midcarpal instability occurs at the triquetral-hamate joint and is characterized by a dynamic subluxation of the joint.
  • (18) Structural instability of pZG1 could therefore be due at least in part to the presence of single-stranded DNA.
  • (19) Oxidative stress is now shown to occur in BS cells and may be responsible for the observed chromosomal instability.
  • (20) It is therefore unlikely that the tyrosinylation status directly affects the intrinsic stability of assembled microtubules since the rate of length redistribution is both a sensitive assay and a function of the kinetic parameters governing dynamic instability.