Noncariouslesion of hardtissues of tooth

1. In process ofthe embryonaltooth development the development of cells ofepithelial lining of oral bay is broken. What components of tooth can undergo damages:

. Periodontium B. Dentine C. Cement D. Enamel E. Pulp.

2. In antenatal ontogenesis under the influence of an intoxicationcells of an internal layerof a dental sacculein a dental germhave suffered. What of tooth tissuescan be not enoughdeveloped in this case:

. Pulp B. Uncellular cement C. Enamel D. Dentine E. Cellular cement.

3. The 47 years old patientcomplains of impossibility of eating of cold and hot meal, and also on an intensive pain from sour, sweet and salty. Objectively: insignificant loss of enamel on lateral teeth (molars) and incisors teeth is found out. Probing and cold test are sharply painful. What is the most probable diagnosis:

. Hyperesthesia of hardtoothtissues B. Erosion of enamel C. Necrosis of enamel D. Hypoplasia of enamel E. Pathological abrasion of hardtoothtissues.

4. The 51 years old patient complains of pain in teeth from thermal, chemical, mechanical irritants. The pain is intensive, but quickly it passes after irritant elimination. Objectively: insignificant abrasion of enamel on anocclusionsurface of lateral teeth and on cutting edge of canines and incisors. Bared dentine is hard, smooth, shining. D - 5 mk. Make a diagnisis:

. Wedge-shapeddefect B. Hypoplasia of enamel C. Hyperesthesia of hardtoothtissues D. Erosion of enamel E. Fluorosis.

5. The 16 years old patient complainsof cosmetic defects in the form of white spots on the upper frontal teeth which have appeared for a long time ago and did not change the form. Objectively: on vestibular surface near cuttingedges of11, 12, 21, 22 teeth, and also on vestibular and occlusialsurfaces of16, 26, 36, 46teeth are white spots. At probing a surface of spotsare smooth and brilliant, painfull reaction to cold is absent. Spots are not painted with 2 % solution of methylene blue. Name the most probable diagnosis:

. System hypoplasia of enamel B. Local hypoplasia ofenamel C. Acuteinitial caries D. Fluorosis, the spotty form E. Erosion of hardteethtissues.

6. The 20 years old patient complains of unaesthetic view of 24 teeth since the moment of eruption. Objectively:in 24 tooth enamel partially is absent, dentineis painted in yellow colour. In the childhood 24 temporary tooth was treatedrepeatedly, but frequent exacerbations, edemas, fistulas on a gum were observed. In 9 years 24 tooth have been forced to remove. What is the most probable diagnosis:

. System hypoplasia B. Chronic initial caries C. Fluorosis D. Local hypoplasia of enamel E. Aplasia of enamel.

7. At the patient of 26 years old on vestibular surfaces of the central, lateral incisorsand the first molarsthe upper and low jaws numerous symmetric spots of dairy colour are revealed. They are painless at probing and on action of thermal irritants. What is the most probable diagnosis:

. Systemhypoplasia of enamel B. Acuteinitial caries C. Necrosis of enamel D. Fluorosis E. Erosion of enamel

8. The Young man of 17 years old complains of presence at frontal teeth of cosmetic defect in the form of light spots. In district where he lives, the maintenance of fluorine in potable water makes 1 mg/l. Objectively: on a vestibular surface of 11, 12, 21, 22 teeth, on dental tubercleof 16, 26, 36, 46 teeth spots of chalk-likecolour with brilliant surface are revealed. The patient marks presence of spots since the moment of eruptionof these teeth. What is the most probable diagnosis?

. Multiple caries B. System hypoplasia of enamel C. Endemicfluorosis D. Erosion of enamel E. Incompleteamelogenesis.

9. The girl of 18 years old complains of presence of white spots on incisorsof the upper jaw. Objectively: on vestibular surface of 11 and 12 teeth near cuttingedge symmetrically located white spots of the wrong form are revealed. Their surface isshining,it is not painted by dyes, painless at probing. What is the most probable diagnosis:

. Endemicfluorosis B. Local hypoplasia of enamel C. Acute initial caries D. Erosion of enamel E. System hypoplasia of enamel.

10. At carrying out of sanitation at the student of 18 years old, on vestibular surface below equator 24 teeth chalk-likecolours brilliant spotis revealed. The patient does not complaint. In district, where she was born, the maintenance of fluorine in water is 1,1 mg/l. Whatis the most probable diagnosis:

. Acute superficial caries B. System hypoplasia of enamel C. Localhypoplasia of enamel D. Endemicfluorosis E. Acute initial caries.

11. The girl of 17 years old complains the presence of defects of hard tissue of frontal and lateral teeth which subjectively does not disturb her. They are presence for a long time. She was born and lives in district with the fluorine maintenance in potable water of 1,2 mg/l. At examination on vestibular surfaces of incisor upper and low jaws in the region of equator of crowns defects of hard tissue within enamel are revealed. Similar defects are revealed on tuberof the first molar. The bottom and walls of defects are smooth and shining, painless at probing. Defects have light brown colour. What is the most probable diagnosis:

. Erosion of hardtoothtissues B. Localhypoplasia of enamels C. Focalodontodisplasia D. Endemicfluorosis E. System hypoplasia of enamel.

12. The young man of 18 years old which lives in district with the maintenance of fluorine in potable water is 0,43 mg/l, complains of sensitivity from sweet and sour in 12, 11, 21, 22, 26 teeth. At examination on vestibular surface of these teeth individual white spots with a smooth surface are revealed. What is the most probable diagnosis:

. Chronic superficial caries B. Chronic initial caries C. Hypoplasiaof enamel D. Erosion of enamel E. Fluorosis.

13. At the girl of 17 years old on vestibular surface of incisors and molarssymmetrically located numerous brilliant spots of dairy-white colour are revealed. Their surface is smooth and painless at probing. What is the most probable diagnosis:

. Fluorosis B. Acute initial caries C. Necrosis of enamel D. Erosion of enamel

E. Hypoplasiaof enamel. 14. At preventiveexaminanionof the patient of 26 years old the doctor has paid attention to

thickening of enamel in the form of a drop in the size of 3-4 mm in precervical area of low premolar. What is the most probable diagnosis:

. Hyperplasia of enamel B. Fluorosis, droppy form C. Tooth of Pflugera D. Fluorosis, line form E. Hypoplasia. 15. The young man of 18 years old which lives in district with the maintenance of fluorine in

potable water is 3,43 mg/l, complains of presence of white spots in precervicalareas of 16, 12, 11, 21, 22, 26 teeth. At examination in precervicalareas of these teeth white colour spots with a smooth and brilliant surface are revealed. What is the most probable diagnosis:

. Chronic superficial caries B. Chronic initial caries C. Erosion of enamel D. Fluorosis E. Hypoplasia of enamel. 16. The woman of 25 years old complains of cosmetic defects of teeth. At examination on all

surfaces of crowns of frontal teeth there are plural spots of brown colour without defect of enamel, with a smooth and brilliant surface. The spots are not painted by solution 2% of methylene blue. What is the most probable diagnosis:

. System hypoplasia of enamel B. Fluorosis C. Acute initial caries D Erosion of enamel E. Acid necrosis of enamel. 17. The girl of 18 years old complains of presence of plural spots of dark brown colour on

teeth of the upper and low jaws. She was born and till 10 years lived in district with the maintenance of fluorine in potable water was 2,2 mg/l. Which of than lower enumerated could avoid the appearance of the defeat of hard teeth tissue:

. Sanitation of teeth. B. Intake of medicines of fluorine C. Intake of medicines of calcium and phosphorus D. Careful hygienic care of an oral cavity E. Decrease in a diet of ligthdigestible carbohydrates. 18. The girl of 18 years old complains of presence of plural spots of dark brown colour on

teeth of the upper and low jaws. She was born and till 10 years lived in district with the maintenance of fluorine in potable water was 2,2 mg/l. Which of than lower enumerated could avoid the appearance of the defeat of hard teeth tissue:

. Introduction in a diet of sea products B. Intake of medicines of fluorine C. Sanitation of teeth D. Careful hygienic care of an oral cavity E. Intake of medicines of calcium. 19. The patient of 40 years old complains of pain from cold, sweet in 11, 12 teeth, presence

of cosmetic defect. At examinationonon vestibular surface of crowns of 11 and 12 teeth defects of oval form are revealed. A bottom of defects is smooth and bright, dense at probing. In anamnesis she hasthyrotoxicosis.What is the most probable diagnosis:

. Wedge-shaped defect B. Superficial caries C. Necrosis of enamel D. Erosion of hard tissue of tooth E. Incompleteamelogenesis. 20. The man of 39 years old complains of cosmetic defect and hyperesthesia in 12, 11, 22

teeth. At examination defects of oval saucer-shapedform with bright smooth walls and accurate edges on vestibular surface of these teeth are revealed. Probing is painless, reaction on cool irritant is sensitive. Defect is painted by 5 % iodine tincture. What is the most probable diagnosis:

. Acute superficial caries B. Erosion of enamel C. Wedge-shaped defect

D. System hypoplasia E. Erosive form of fluorosis. 21. The woman has addressed to the dentist with complaints to presence of defects of hard

tissue of the central upper incisors which do not disturb hersubjectively. The patient noticed these defects half a year ago, their sizes did not change. Objectively: on vestibular surface of 11 and 12 teeth oval defects of hard tissue within enamel are revealed. A bottom of defects is smooth and bright, dense at probing. The patient lives in district with the maintenance of fluorine in potable water is 1,6 mg/l. What is the most probable diagnosis:

. Necrosis of enamel B. Superficial caries C. Erosive form of fluorosis D. Erosion of enamel E. Hypoplasia of enamel. 22. The woman of 35 years old has addressed with complaints to cosmetic defects of crowns

of the upper frontal teeth which gradually increase within nearby ten years. The patient is disturbed by unpleasant sensations at toothbrushing and from action of chemical irritants. At objective examination on vestibular surface of incisors and premolarsof upper jaw defects within enamel of teeth of oval saucer-shaped forms with a clear boundary are revealed. At drying of defects they lose shine and become mat. Reaction to probing, cold irritant are positive. What is the most probable diagnosis:

. Wedge-shaped defect B. Hypoplasia of enamel C. Erosion of enamel D. Acid necrosis of teeth E. Hyperesthesia of hard teethtissue. 23. The patient of 35 years old complains of presence of defects of teeth of the upper jaw,

their raised sensitivity to mechanical, chemical and thermal irritants. In the anamnesis he used a lot of citrousjuice, and also toothbrushingwithtough tooth-brush. Objectively: on vestibular surface of frontal teeth above theirequators defects of hard tissue with an exposure dentine are revealed. Defects have oval form, a bottom and walls are smooth and bright, dense at probing. Reaction to cold is painful. What is the most probable diagnosis:

. Wedge-shaped defect B. Chronic middle caries C. Erosion of hard tissue D. Hypoplasia of enamel E. Acid necrosis of enamels. 24. The woman of 49 years old complains of cosmetic defects of 11,21,22 teeth which arose

more than a year ago. Objectively: onvestibular surface on equator of 11,21,22 teeth superficial cotyloid defects of enamel, dense at probingare revealed. Cold water does not cause a pain. What is the most probable diagnosis:

. Erosion of enamel B. Wedge-shaped defect C. Chronic superficial caries D. Hypoplasia of enamel E. Fluorosis 25. The patient of 20 years old has addressed to the dentist for the purpose of sanitization.

Objectively: on vestibular surface of 11 and 12 teeth some chalk-likecolour spots of oval form, with sizes 23 mm are revealed. Their surface is rough at probing. What test will be the most informative at carrying out of differential diagnostics of thisdisease:

. D B. Vitaldyeing C. Probing D. Thermodiagnostic

E. TER test. 26. The patient of 49 years old complains of cosmetic defects in 11, 21, 22 teeth which arose

more than a year ago. Objectively: on vestibular surface superficial cotyloid defect of enamel of the roundish formis revealed, the bottom has yellow colour. Cold and hot water does not cause a pain. What method of treatment is it necessary to the patient:

. Prosthetics B. Remineralization therapy C. Bleaching

D. Treatment is not necessary E. Filling. 27. The woman of 41 years old complains of presence of defects of hard tissue of central and

lateral incisors of upper jaw which do not disturb her subjectively. Defects appeared a year ago and have increasedduring time. Objectively: on vestibular surface of 12, 11, 21, 22 teeth defects of hard teeth tissue of roundish form within enamel are revealed. A bottom of defects is smooth, bright, dense at probing. She lives in district with the maintenance of fluorine in potable water is 0,7 mg/l. What is the most reasonable tactics of treatment:

. Local fluorization B. It does not need stomatologic interference C. Filling with composite material with insignificant preparation D. Preparation and filling with composite material E. Remineralization therapy. 28. To the woman of 28 years old the dentist has diagnosed: erosion of hard tissueof 11, 21,

34, 35, 44, 45 teeth. Choose the optimal material for filling in this case: . Silicate cement B. Light-cured composite material C. Glass-ionomer cement D. Light-cured glass-ionomer cement E. Chemical composite material. 29. The patient of 25 years old has addressed with complaints to pain in 15 tooth which arise

under the influence of thermal irritants and quickly disappear after their elimination. Objectively: on vestibular surface in pricervical areas of 15 tooth defect with smooth walls which converge at an angle is revealed. Temperature test is painful, percussion is painless. What is the most probable diagnosis:

. Fluorosis B Erosion of enamel C. Hypoplasia of enamel D. Wedge-shaped defect E. Chronic superficial caries. 30. The woman has addressed in clinic with complaints to pain from thermal and chemical

irritants in teeth of the upper and low jaws. At objective examination on vestibular surface in precervical areas of 14, 15, 24, 25, 31, 32, 41 42 teeth defects of hard teeth tissueare revealed. They are formed by two almost horizontal surfaces which converge at an angle in borders of an average in middle third of dentine. Their walls are smooth and bright, they are covered with dense dentine. What is the most probable diagnosis:

. Wedge-shaped defects B. Chronic middle caries C. Erosion of enamel D. Chronic initial caries E. Pathological abrasion of hard teethtissue. 31. The patient of 60 years old complains of cosmetic defect of frontal teeth which appeared

several years ago. Objectively: on vestibular surface of frontal teeth defects with smooth, bright surfaces which converge at an angleare revealed. Cervixes of teeth are bared, gum is dense, it has light pink colour. What is the most probable diagnosis:

. Chronic superficial caries B. Chronic middle caries C. Chronic deep caries D. Acid necrosis of enamel E. Wedge-shaped defect. 32. The patient has addressed to the dentist with complaints to cosmetic defect in pricervical

areas of the upper and low canines. The pain from any irritants is not noted. At objective examination on vestibular surface in pricervical areas of the upper and low canines the V-shaped form defects of hard tissueare revealed. Surfaces of defects are smooth, bright, dense. Reaction to probing, cold irritants is absent. The diagnosis has been made: wedge-shaped defect. Prescribe treatment.

A. Filling of defect B. To Cover teeth with metal crowns C. Applications of 10 % by a calcium solution gluconate D. Rubbing in 75 % of fluoric paste E. It does not need stomatologic interference.

33. The patient of 40 years old complains of presence of cosmetic defects of frontal teeth of the upper jaw. After examination the diagnosis is made: Wedge-shaped defects of 11, 12, 13, 21, 22, 23 teeth. What kind of filling material is the optimal in this case:

. Silicate cement B. Glass-ionomer cement C. Compomer D. Glass-ionomer cement with the light hardening E. Silicophosphate cement. 34. The woman has addressed in clinic with complaints to pain from thermal and chemical

irritants in teeth of the upper and low jaws. At objective examination on vestibular surface in pricervicalareas of 14, 15, 24, 25, 31, 32, 41 42 teeth defects of hard teethtissueare revealed. They are formed by two almost horizontal surfaces which converge at an angle within an average third of dentine. Their walls are smooth and bright, they are covered with dense dentine. Select tactics of treatment of this patient:

. Classical preparation of cavities with the subsequent fillingwith composite B. It does not need stomatologic interference C. Local fluorization D. Fillingwith composite materials without considerable preliminary preparation of

defects E. Remineralization therapy. 35. The patient of 40 years old, the worker of chemical manufacture, complains of sensation

of sorenessof the mouth, pain from temperature and chemical irritants. At survey on vestibular surface and cutting edge of frontal teeth defects of enamel with rough scalloped edges, chalk-like colours are revealed. What is the most probable diagnosis:

. Acute superficial caries B. Acid necrosis of enamel C. Hypoplasia of enamel (erosive the form) D. Fluorosis (erosive the form) E. Acute middle caries 36. The patient of 47 years old works at the chemical factory, has addressed with complaints

to pain in teeth from chemical and temperature irritants. Objectively: on vestibular surface of the uppear jawof frontal teeth enamel is mat with spots of chalk-likecolour. Also defects with splitof enamel and bared dark dentine are revealed. What is the most probable diagnosis:

. Necrosisof hardteethtissues B. Multiplecaries C. Erosion of enamel D. Wedge-shapeddefects E. Hypoplasia of enamel? 37. The man of 28 years old complains of pain in the upper frontal teeth at eating of cold

meal. The pain appeared 1,5 months ago after trauma. Objectively: the corner of cutting edge in 21 tooth is absent, dentine is bared, dense at probing. Reaction to cold is painful, short-term, D - 7 c. What kind offilling material is the most reasonable for selecting for treatment in this clinical situation:

. Glass-ionomercement B. Compomer C. The Macrofilled composite D. Silicate cement E. The Microhybrid composite

CODES OF THE RIGHT ANSWERS ON TEST TASKS ON THERAPEUTIC STOMATOLOGY SECTION UNCARIOUS DEFEATS

thetesttask

Rightanswercode

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1 D 11 E 21 D 31 E

2 C 12 C 22 C 32 A

3 A 13 E 23 C 33 C

4 C 14 A 24 A 34 D

5 A 15 D 25 B 35 B

6 D 16 B 26 E 36 A

7 A 17 C 27 C 37 E

8 B 18 A 28 B 38

9 E 19 D 29 D 39

10 C 20 B 30 A 40