MDS PREP
The histopathology of osteopetrosis shows
1. Endosteal bone formation and lack of normal bone resorption
2. Periosteal bone formation and lack of normal bone resorption
3. Presence of numerous osteoclasts and a few osteoblasts
4. None of the above
Oral Pathology
Answer: 1
The histopathology of osteopetrosis shows endosteal bone formation and lack of normal bone resorption.
Oral lesions consisting of large numbers of broad-based papillary projections, with tiny abscesses developing in an area of intense erythema, is most likely to be
1. Pyogenic granuloma
2. Gangrenous stomatitis
3. Tularemia
4. Pyostomatitis vegetans
Oral Pathology
Answer: 4
Pyostomatitis vegetans is characterized by broad-based papillary projections and can present with pustules or abscesses in an inflamed area. It is often associated with inflammatory bowel disease.
Which of the following skin lesions are correctly matched with the
1. Erythema multiforme-Steven-Johnson syndrome
2. Recurrent apthous ulcer-Bechet"s syndrome
3. Lichen planus greenspan"s syndrome
4. All of the above
Oral Pathology
Answer: 4
Erythema multiforme - Steven-Johnson syndrome: Erythema
multiforme is a condition that can progress to Steven-Johnson syndrome
(SJS), which is a severe form of the disease characterized by extensive
mucosal involvement and skin detachment.
Recurrent aphthous ulcer - Behçet's syndrome: Behçet's
syndrome is an inflammatory condition that can present with recurrent oral
ulcers, including aphthous-like lesions, along with other systemic
manifestations.
Lichen planus - Grinspan's syndrome: Grinspan's
syndrome refers to a variant of lichen planus that is associated with
diabetes mellitus and can present with oral lesions.
Which of the following may be a feature of acromegaly?
1. Large tongue
2. Micrognathia
3. Hypoglycaemia
4. Crowded teeth
Oral Pathology
Answer: 1
A large tongue is a common feature of acromegaly.
Which of the following tooth structure during formation is most affected due to Vit A deficiency
1. Enamel
2. Dentin
3. Cementum
4. Periodontal ligament
Oral Pathology
Answer: 1
Enamel is most affected during formation due to Vitamin A deficiency.
Anitschow"s cells are found in histological sections of
1) Pemphigus
2) Aphthous ulcer
3) Leukoplakia
4) Lichen planus
Oral Pathology
Answer: 2
Anitschow's cells, also known as "caterpillar cells," are a type of histiocyte that can be found in the context of certain inflammatory conditions, including aphthous ulcers. These cells are indicative of a specific immune response and are often associated with the healing process of these painful oral lesions.
Penetration power of X-ray is measure of
1. Exposure time
2. Milliamperage
3. Kilovoltage
4. None of the above
Oral Pathology
Answer: 3
Penetration power of X-ray is primarily measured by kilovoltage.
Premature exfoliation of deciduous teeth is seen in
1. Hypophosphatasia
2. Hypophosphataemia
3. Hyperphosphtasia
4. Hyperparathyrroidism
Oral Pathology
Answer: 1
Premature exfoliation of deciduous teeth is seen in hypophosphatasia.