What's the difference between calculus and rhinolith?
Calculus
Definition:
(n.) Any solid concretion, formed in any part of the body, but most frequent in the organs that act as reservoirs, and in the passages connected with them; as, biliary calculi; urinary calculi, etc.
(n.) A method of computation; any process of reasoning by the use of symbols; any branch of mathematics that may involve calculation.
Example Sentences:
(1) The proportion of teeth per child with calculus was approximately 8 percent for supragingival and 4 percent for subgingival calculus.
(2) Attention is drawn to the desirability of differentiating between supra- and sub-gingival calculus in the CPITN scoring system and to the excessive treatment requirements that arise from classifying everyone with calculus as requiring prophylaxis and scaling.
(3) This may be one mechanism in the development of a giant vesical calculus.
(4) Among preventive procedures, most dentists removed plaque or calculus.
(5) Eleven patients spontaneously passed the calculus, ten prior to delivery and one patient postpartum.
(6) Basic laboratory studies then demonstrated that short pulsed laser energy absorbed by the calculus resulted in fragmentation.
(7) Renal calculus removal was successful in over 78.1% of the patients (91.3% for recent 4 months).
(8) Organization of a central laboratory for calculus analysis is recommended.
(9) Nearly half (48%) of this calculus accumulated within the first 3 weeks.
(10) The study has shown that: There is a significant increase in the severity of gingivitis during pregnancy; The gingival changes progressively increase during the course of pregnancy; The gingival changes are more marked than the periodontal changes seen during pregnancy (increase in periodontal disease was seen in only a limited number of cases); There was an appreciable increase in the calculus and debris deposits in the pregnant as compared to the nonpregnant women; Increase in the calculus and debris deposits was apparent in all the trimesters of pregnancy; Gingival changes showed a greater correlation with the calculus and the debris index in the pregnant than in the nonpregnant women; The role of the irritant oral deposits either as a precipitating or perpetuating factor in the genesis of gingivitis during pregnancy can not be excluded.
(11) One hundred and three adults completed a double-blind, 6-month controlled study to assess the effects of rinsing with Plax (Oral Care Division of Pfizer Inc., New York, NY) before brushing on plaque, gingivitis and calculus.
(12) The political calculus here is clear: it is about fighting a battle on two fronts.
(13) In a prospective study, the influence of sole Diclofenac-Na therapy (3 X 25 mg Rewodina, Voltaren) on the calculus recurrence rate of eight frequently relapsing and therapy resistant calcium-oxalate stone patients is analysed.
(14) Calculus was assessed using the Volpe-Manhold Index.
(15) Prior overnight occlusion of the ureter by means of ureteral dilatation further facilitates dislodgment of the calculus, which was successful in 12 of 13 patients.
(16) At concentrations of 4 or 5%, swabbed over molar teeth, it was essentially equally effective in retarding the formation of rat calculus.
(17) Organic phosphonates have been introduced in dentifrices to reduce the formation of dental calculus.
(18) Retrograde nephrostomy and subsequent calculus removal were completed successfully in 90 and 83 per cent of the 30 patients, respectively.
(19) It has been reported that dental calculus contains trace elements of mercury besides lead, cadmium and zinc.
(20) No calculus formation or crystalluria was observed.
Rhinolith
Definition:
(n.) A concretion formed within the cavities of the nose.
Example Sentences:
(1) A rhinolith present for 77 years and weighing 18 g. is reported.
(2) This method is suggested in all cases where removal of the rhinolith cannot be performed non-invasively and the rhinolith can be seen by the endoscope.
(3) Furthermore, the study discusses the mineralogy of the rhinolith on the basis of the results yielded by the electron-ray micro-probe, x-ray diffractometry and infrared-spectroscopy with respect to the mineral Whitlockite.
(4) An unusual case is presented in which a rhinolith was discovered on a maxillary occlusal radiograph.
(5) The location of the rhinolith gave it the appearance of being within the maxillary sinus.
(6) Rhinoliths are not common but like other rare conditions have an attraction and therefore will be familiar.
(7) A rhinolith is an object that has become lodged in the nose and has slowly calcified.
(8) A solid rhinolith was removed by a Caldwell-Luc procedure and was then submitted to spectrographic and electron microscopic investigations.
(9) A female patient aged 80 with rhinolith in the right nostril was described.
(10) An unusual case of a large rhinolith, which initially presented as an oronasal fistula, is reported.
(11) This case report has been presented as a reminder that perforation of the hard palate by a rhinolith does occur occasionally, and in this instance was a pleasant surprise to all concerned.
(12) The surgical removal of the rhinolith through a maxillary osteotomy at the Le Fort I level with immediate direct fixation using 'Champy' plates is described.
(13) Rhinoliths of the paranasal sinuses have often been reported and are generally due to trauma and surgery of these cavities and to retained foreign bodies.
(14) The text outlines the surgical technique and representative uses in optic nerve decompression, inverted papilloma, giant rhinolith, angiofibroma, and a variety of nasosinus and nasopharyngeal malignant lesions.
(15) A rare case of a 12-year-old girl with a nasopharyngeal rhinolith causing chronic unilateral otorrhoea is presented.
(16) Coronal CT scans were used to delineate accurately the size and site of the rhinoliths.
(17) The rhinolith was initially confused with a lesion of the palate.
(18) We report a rhinolith that caused total nasal obstruction and that could not be removed simply.