What's the difference between exceptional and uncommon?

Exceptional


Definition:

  • (a.) Forming an exception; not ordinary; uncommon; rare; hence, better than the average; superior.

Example Sentences:

  • (1) For male schizophrenics, all symptom differences disappeared except one; blacks were more frequently asocial.
  • (2) The half-life of 45Ca in the various calcium fractions of both types of bone was 72 hours in both the control and malnourished groups except the calcium complex portion of the long bone of the control group, which was about 100 hours.
  • (3) Manometric studies with resting cells obtained by growth on each of these sulfur sources yielded net oxygen uptake for all substrates except sulfite and dithionate.
  • (4) No monosynaptic connexions were found between anterodorsal and posteroventral muscles except between the muscles innervated by the peroneal and the tibial nerve.
  • (5) Other haematological parameters remained normal, with the exception of the absolute number of lymphocytes, which initially fell sharply but soon returned to, and even exceeded, control levels.
  • (6) When the concentration of thrombin or fibrinogen was altered systematically, mu T and mup were found to mirror each other except when the fibrinogen concentration was increased at low thrombin concentrations.
  • (7) The penicillin-resistant Enterococcus hirae R40 has a typical profile of membrane-bound penicillin-binding proteins (PBPs) except that the 71 kDa PBP5 of low penicillin affinity represents about 50% of all the PBPs present.
  • (8) In 14 of the patients the imaging results were checked against the histological findings of a subsequent thymectomy, which revealed four thymomas and (with the exception of one normal thymus) hyperplastic changes in all the others.
  • (9) With the exception of PMMA and PTFE, all plastics leave a very heavy tar- and soot deposit after burning.
  • (10) The exception to this rule is a cyst which can be safely aspirated under controlled conditions.
  • (11) Except for IAP in hypopharyngeal carcinoma, these values were significantly higher than those of controls (IS, P less than 0.01; IAP, P less than 0.05).
  • (12) The remaining 5 soil samples, obtained from sites that were not in close proximity to lakes, were also negative except for one that contained type B.
  • (13) In all cases, endocrine cells immunoreactive to only one of the paired antisera were detected except for anti-glucagon and anti-glucagon-like peptide 1, which always immunostained the same cells.
  • (14) Label was found widely distributed among all the organs except the nervous system and its rate of disappearance from the tissues paralleled its disappearance from the circulation.
  • (15) In the dark the 6-azidoflavoproteins are quite stable, except for L-lactate oxidase, where spontaneous conversion to the 6-amino-FMN enzyme occurs slowly at pH 7.
  • (16) There was also no significant correlation when prognostic factors were compared to uptake in the individual organ systems except that T cell disease was associated with a significantly greater propensity for lymph node uptake.
  • (17) There was no difference in triglyceride content or phospholipid species between WKY rats and untreated SHR, except for a higher cholesterol content in SHR.
  • (18) All of the above factors except female sex were related to one year mortality.
  • (19) Papillomatosis of the biliary ducts is exceptional.
  • (20) With one exception, the mutant control regions showed elevated beta-lactamase activity in comparison to the wild-type.

Uncommon


Definition:

  • (a.) Not common; unusual; infrequent; rare; hence, remarkable; strange; as, an uncommon season; an uncommon degree of cold or heat; uncommon courage.

Example Sentences:

  • (1) Periosteal chondroma is an uncommon benign cartilagenous lesion, and its importance lies primarily in its characteristic radiographic and pathologic appearance which should be of assistance in the differential diagnosis of eccentric lesions of bones.
  • (2) Patients with sarcoidosis that present only cutaneous lesions are uncommon but have been described.
  • (3) Leprosy is an uncommon disease in Saudi population.
  • (4) Three diagnoses or less per patient were not uncommon; more than three diagnoses per patient were uncommon.
  • (5) Aneurysmal bone cyst is an uncommon benign lesion that rarely presents in the craniofacial region.
  • (6) We conclude that inflammatory lesions at these sites are not uncommon and that CT scans are diagnostic in the great majority.
  • (7) It is uncommon in children and usually associated with disease not localised to the gallbladder.
  • (8) The peculiar aspects of uncommon causes of IVH are discussed on the basis of a review of the literature.
  • (9) Although uncommon, the occurrence of seizures and elevated aminotransferase values are potentially serious side effects of clomipramine.
  • (10) ST-segment elevation is an uncommon finding in these patients and does not reliably differentiate those with and without fixed CAD.
  • (11) Substantial variations were identified in the point of origin of 6 of 41 arterial branches; extra vessels and absence of vessels were uncommon.
  • (12) When arterial lines are maintained for even a few days, it is not uncommon that some form of complication develops at the arterial site, such as redness, inflammation, positional problems, or even infection.
  • (13) Efferent units with spontaneous activity were uncommon at the start of the recording sessions but were more frequently encountered later in the experiments.
  • (14) While acromioclavicular joint injury is not uncommon, a complete posterior dislocation in which the distal clavicle penetrates and is entrapped by the trapezius muscle is among the most rare.
  • (15) D. latum infection has been an uncommon intestinal parasitosis, but it tends to increase nowadays.
  • (16) Sudden death in healthy athletes is uncommon but, when it occurs, the primary mechanism is cardiovascular.
  • (17) The literature on this uncommon syndrome was reviewed and it was found that there are an open prevalence of this entity in children younger than 15 years, as well as severe respiratory complications in affected patients.
  • (18) It is not uncommon for thyrotoxicosis to appear in an atypical manner in older patients.
  • (19) Foregut cysts are uncommon congenital defects of the developing airway and gut.
  • (20) Strains of this phage type were uncommon among patients attending the casualty department, and those found were usually either fully sensitive to antibiotics or resistant to benzylpenicillin only.