What's the difference between paucity and rarity?

Paucity


Definition:

  • (n.) Fewness; smallness of number; scarcity.
  • (n.) Smallnes of quantity; exiguity; insufficiency; as, paucity of blood.

Example Sentences:

  • (1) Their speech patterns, specifically pronoun use, were analyzed and support the postulate that a high frequency of self-references indicates memory loss and paucity of present experience.
  • (2) While the number of women with early stage breast cancer choosing the latter treatment continues to increase, there is a paucity of information in the nursing literature assessing the informational and psychosocial needs of this group.
  • (3) There is a paucity of informative data on the potentially important role of specific sites of chromosomal instability in oncogenic processes.
  • (4) The paucity of intermediate sequences indicated that strong selection pressure was exerted on this part of the envelope.
  • (5) Apart from the absence or paucity of endometrial glands, the clinical and pathological features of the lesions were similar to those of previously described cases of superficial endometriosis of the cervix.
  • (6) in the US the last ten years have witnessed an alarming recrudescence involving vast strata of the population and especially children, although this is masked by the paucity of reports, as is the case also in Italy.
  • (7) Alagille syndrome is characterized by the association of chronic cholestasis with a paucity of interlobular bile ducts and a distinctive facies together with cardiovascular, skeletal and eye abnormalities.
  • (8) The alveolar macrophages were increased in number and size but marked cytoplasmic vacuolation and a paucity of lysosomes are consistent with our previous suggestion that the phagocytic and migratory properties of these cells are weakened or inhibited.
  • (9) A variety of sources can account for marine pollution by genotoxic, carcinogenic, and teratogenic compounds, but there is a relative paucity of analytical data concerning the Mediterranean.
  • (10) In MND subjects, neurons in Onuf's nucleus at S2 were preserved despite a paucity of neurons in medial and lateral motor nuclei and were of similar size range to those in control subjects.
  • (11) The difficulties encountered in good experimental design in this formidable area, which may account for the paucity of work, are discussed.
  • (12) Vitamin D deficiency was characterized by an increase in proliferating cells, with a relative paucity of hypertrophic cells; EHDP treatment was characterized by an increase in hypertrophic cells.
  • (13) This paucity of abnormal features of gross development is consistent with findings in 3 previously reported patients with ring 17 chromosomes.
  • (14) Our observations demonstrate paucity of cell-mediated immune response in stromal keratitis.
  • (15) Seizures were rare and there was a paucity of localizing neurological signs.
  • (16) Understanding the mechanisms by which these oncogenes affect various cell types has been hampered by a paucity of experimental systems that reproduce the range of biological effects associated with them.
  • (17) Analysis based on the assumptions that solution dimensions are preserved, adsorption is random, and surface rearrangement is negligible indicates a paucity of surface sites.
  • (18) The discrepancy between the size of the tumour and the paucity of physical findings, the value of a multiple test auditory screening strategy, and the surgical approach in this case are discussed.
  • (19) The relatively infrequent use of CT in evaluating the adnexa has resulted in a paucity of literature regarding the CT characteristics of benign ovarian masses.
  • (20) The paucity of metholologic explorations is further aggravated by the constraints on communications regarding methodology.

Rarity


Definition:

  • (n.) The quality or state of being rare; rareness; thinness; as, the rarity (contrasted with the density) of gases.
  • (n.) That which is rare; an uncommon thing; a thing valued for its scarcity.

Example Sentences:

  • (1) We conclude that, despite its rarity, adenocarcinomas must be included in the differential diagnosis of solid renal masses in early life.
  • (2) Diagnostic difficulties were encountered due to the rarity of such infections and elusive identification of the organism with routine laboratory procedures.
  • (3) It’s now worth £4.7bn – leaving Zonneveld as a City rarity who might actually know what he’s talking about.
  • (4) This case of pulmonary alveolar microlithiasis emphasizes the rarity of the disease and its exceptional diagnosis in infants which relies on the pulmonary pathologic study.
  • (5) Reviewing the literature showed the rarity of the germinoma at the brainstem location.
  • (6) Longevity analysis demonstrated elongation of life expectancy for kindred members, and there was an apparent rarity of premature cardiac events.
  • (7) The rarity of hepatic failure following treatment for Wilms' tumor raises the possibility of an increased susceptibility to toxic injury in the presence of AAT accumulation.
  • (8) We consider that the rarity of stricture rules out the necessity of any change in management, whether or not erosive oesophagitis is observed at endoscopy.
  • (9) Due to the rarity of this tumor, little information exists in the literature as to its natural history, efficacy of therapy and its pathological and radiological appearance.
  • (10) They know too that the charter has the backing of every party in parliament – a constitutional rarity.
  • (11) Unusual findings included the rarity of rose spots, patients with fever as their only symptom, two patients with transient papilledema, and two others with peripheral blood smears suggestive of acute leukemia.
  • (12) Primary malignant lymphoma located in the duodenum is a rarity.
  • (13) In referring to a personal observation the authors recall the rarity of malignant degeneration of lesions of the spine caused by Paget's disease.
  • (14) The rarity of this type of hernia, without a herniary sac and accompanied by the late appearance of respiratory symptomatology, is stressed.
  • (15) None had petit mal, confirming its rarity in the elderly.
  • (16) Factors that contribute to the continuing high mortality rate of rectal perforation are its rarity, the highly infectious character of faecal contamination of the abdominal cavity or perirectal tissue, and the fact that examination often reveals little or no external trauma.
  • (17) Low frequencies were observed in both sexes for cancers of the gastro-intestinal tract and of the respiratory organs; previous reports of the rarity of gastric cancer were confirmed.
  • (18) In this case report the rarity of the causing agent, Candida parapsilosis, and its endothrix growth is accentuated.
  • (19) Bob McCulloch, the St Louis County prosecutor who oversaw the state grand jury inquiry that looked into Brown’s death, insisted that discrimination by law enforcement was a rarity but said authorities must “weed it out”.
  • (20) After a review of the literature, the rarity of this association is stressed.