What's the difference between itch and pruritus?

Itch


Definition:

  • (v. i.) To have an uneasy sensation in the skin, which inclines the person to scratch the part affected.
  • (v. i.) To have a constant desire or teasing uneasiness; to long for; as, itching ears.
  • (n.) An eruption of small, isolated, acuminated vesicles, produced by the entrance of a parasitic mite (the Sarcoptes scabei), and attended with itching. It is transmissible by contact.
  • (n.) Any itching eruption.
  • (n.) A sensation in the skin occasioned (or resembling that occasioned) by the itch eruption; -- called also scabies, psora, etc.
  • (n.) A constant irritating desire.

Example Sentences:

  • (1) The effects of the depth of injection and of skin temperature on the latency, magnitude, and duration of itch were examined.
  • (2) It was found that medrysone (1%) significantly improved the symptoms of itching, watering, photophobia and hyperaemia, while sodium cromoglycate (2%) was found to be ineffective.
  • (3) Treatments for jock itch include anti-fungal ointments and lotions, or anti-fungal pills for severe cases.
  • (4) The speediest effect was registered for sneezing, followed by nasal catarrh, nasal itching, and blocking.
  • (5) We reviewed 52 reports in the literature of the use of epidural and spinal opiates to assess the incidence of itching and found an overall incidence of 8.5% in patients receiving epidural opiates, and 46% in patients receiving spinal opiates.
  • (6) Side effects with OTFC were more frequent: nose itching occurred in 65%, body itching in 10%, and vomiting in 30%.
  • (7) Itching appeared before erythema in 83% of subjects and within 5-8 min after instillation of the allergen.
  • (8) Topical BDP by both methods of delivery was rapidly effective in decreasing mean nasal obstruction, rhinorrhea, sneezing, and itching symptoms as well as mean eye symptoms with no statistically significant differences between them.
  • (9) Chlorpheniramine given alone produced no significant benefit whilst cimetidine alone produced a marked exacerbation in itching in nearly half the patients who initially entered the study and was sufficient to require withdrawal.
  • (10) But the ad any American politico worth his salt would be itching to make would open thus.
  • (11) The treatment proved to be effective in those with toxicoderma, secondary xanthomatosis, porphyria cutanea tarda, skin itching, and urticaria, particularly in the cases when toxic exposures and gastrointestinal conditions contributed to the disease pathogenesis.
  • (12) Degrees of itching were estimated before and for 6 months after a fourth dose of ivermectin or placebo was given to 97 subjects in Sierra Leone.
  • (13) "Itching" was the most frequent complaint, encountered in 20 (69%) of the study patient.
  • (14) For the time is coming when people will not put up with sound doctrine, but having itching ears, they will accumulate for themselves teachers to suit their own desires, and will turn away from listening to the truth and wander away to myths."
  • (15) And even more scary, I have a drillion moles all over my body, some of which have now started itching, on my back.
  • (16) PUPP is a specific eruptive dermatosis in pregnancy, clinically characterized by erythematous papules and plaques with intense itching in periumbilical localization.
  • (17) Severity of itching was determined by a visual linear analogue scale.
  • (18) Giant papillary conjunctivitis (GPC) is largely a soft contact lens-related syndrome, characterized by the formation of giant papillae on the upper tarsal conjunctiva, itching, excess mucus, erythema, and contact lens intolerance.
  • (19) Therapeutic response was assessed according to the suppression of symptoms and symptom diary scores of daily itching and frequency, number, size, and duration of hives.
  • (20) The study which was carried out in 20 patients confirmed the lack of collateral effects on the fetus, mother (except for slight itching in 25% of cases) and the progress of labour.

Pruritus


Definition:

  • (n.) Itching.

Example Sentences:

  • (1) The findings suggest that mast cell prostaglandins are an important factor in the pathogenesis of pruritus and that local vascular responses may trigger mast cell degranulation.
  • (2) The most frequent symptom was pruritus associated with burning.
  • (3) Hypersensitivity reactions, most commonly skin rashes or pruritus, affect about 1% of patients.
  • (4) The adverse effects were negligible--one patient had light urticarial rash and pruritus.
  • (5) Intradermal histamine dose-response thresholds of pruritus were obtained before and after pretreatment with the three antihistamines and placebo in each subject.
  • (6) Side-effects (pruritus, nausea, vomiting, drowsiness) were also noted.
  • (7) No statistically significant difference for the pruritus score was found.
  • (8) To this end, Table 1 lists those differential diagnoses that would be considered in human beings who have generalized pruritus unassociated with significant cutaneous pathology.
  • (9) The illness was associated with eosinophilia, pruritus, and an elevated IgE level, indicating an immunologic pathogenetic mechanism.
  • (10) Jaundice and pruritus lasted 19 and 20 mo, respectively.
  • (11) Presenting symptoms included: crampy right upper quadrant pain, jaundice, pruritus, cholangitis, pancreatitis, hepatomegaly, and elevated liver function tests.
  • (12) The second-generation H1-receptor antagonists are replacing the first generation H1-receptor antagonists in the symptomatic treatment of allergic rhinoconjunctivitis, and in relieving pruritus in patients with urticaria.
  • (13) All patients were symptomatic with pruritus and were expected to survive three months or more.
  • (14) Relief of jaundice or pruritus was obtained in 68%, and this figure included a number of patients who died in the first 30 days.
  • (15) An outbreak of the pruritus, pyrexia, haemorrhagic syndrome affected eight of a herd of 175 cows which was divided into two groups of 115 and 60 according to yield.
  • (16) Survivors at ages of 19 months to 16.5 years had considerable morbidity with pruritus occurring in 70%, jaundice in 48%, xanthomas in 30%, 74% having hepatomegaly and 63% splenomegaly.
  • (17) Treatment with astemizole, as measured at the end point of each patient's treatment and compared to placebo, resulted in significant improvement of pruritus, erythema, number of wheals, frequency of urticarial attacks, and control of urticaria (p less than or equal to 0.03).
  • (18) The only remarkable adverse reaction in the chloroquine group was pruritus which occurred in 7 subjects.
  • (19) Nevertheless, pruritus, urinary retention, hypotension and severe respiratory depression have been reported with both methods.
  • (20) Pruritus and hepatomegaly were present in half of the patients.

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