MDS PREP
What should be done when the cytologic smear of a suspicious looking lesion is reported back as negative?
1. Repeat the smear
2. Observe the lesion regularly for 6 months
3. Administer topical antibiotics
4. Perform a biopsy of the lesion
Oral Surgery
Answer: 4
An adult patient sustained a subcondylar fracture on the left side. Clinically it is seen that there is
1) Moderate intraoral bleeding
2) Trismus and bilateral crepitus
3) Deviation of the mandible to the right on protrusion
4) Inability to deviate the mandible to the right on opening
Oral Surgery
Answer: 4
In a subcondylar fracture, the inability to deviate the mandible to the right on opening indicates that the left side is affected, leading to restricted movement.
A surgical procedure required bilateral block. A bilateral inferior alveolar nerve block is
1) Not contraindicated
2) Should rarely be preformed
3) May cause space infection
4) None of the above
Oral Surgery
Answer: 1
In a patient with class III facial profile one would think of which type of genioplasty
1. Reduction genioplasty
2. Advancement genioplasty
3. Straightening genioplasty
4. None of the above
Oral Surgery
Answer: 1
A mandibular left second molar is unerupted in a 14-year-old boy. Radiological examination reveals a dentigerous cyst surrounding the unerupted tooth. The treatment of choice is
1) Ovserve for at least 2 years
2) Aspirate and send the contents of the cyst to biochemical analysis
3) Uncover the crown and keep it exposed
4) Extract the tooth under local anaesthesia
Oral Surgery
Answer: 3
Repeated dislocation of the condyle can be treated by intentional fracture of the zygomatic arch and reunion. This procedure is called as
1) Stobe"s method
2) Denkel"s method
3) Dautery procedure
4) Weber"s procedure
Oral Surgery
Answer: 3
The best time of extraction in pregnancy is
1) First trimester
2) Second trimester
3) Third trimester
4) None of the above
Oral Surgery
Answer: 2
The proximal segment of mandible angle fracture usually displaced in which direction
1) Anterior and superior
2) Posterior and interior
3) Interior only
4) Posterior and superior
Oral Surgery
Answer: 1
The proximal segment of a mandible angle fracture is usually displaced anterior and superior due to muscle pull.