Different diseases with similar features Flashcards

1
Q

Intraepithelial bulla

A

perpes simplex . Herpes zoster .Chicken pox .Pemphigus .Familiat benign pemphigus (btley-Hailey disease) Epidermolysis bullosa- dystrophic recessive form Oral lesions of erythema multiformae

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2
Q

Subepithelial bulla

A

Skin lesions of erythema multiformaeDermatitis herpetiformis Bullous pemphigoid Bullous lichenplanus Epidermolysis buliosa Pemphigoid

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3
Q

Both intraepithetial & subepithelial

A

.Eythema multiforme Epidermolysis bullosa faraneoplastic pemphigus

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4
Q

Tzank cells are seen in

A

Herpes .Pemphigus

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5
Q

Multinucleated giant cells are seen in

A

Cherubism . Hyperparathyroidism . Aneurysmal bone cyst Giant cell granulomas Osteoclastoma Osteosarcoma . Herpes
Leprosy (langerhans glant cells) * Eosinophiic granuloms

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6
Q

Psertasis ferm of lesions with Monto’s abscess are seen in

A

Benign migratory glossitis Psorasis . Reite’s syndrome (Micro-abscess. formation is also seen in Vitamin A deficiency)

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7
Q

Ghost cells are seen in

A

Odontoma Graniophanmgioma Ameloblastic fibroodontoma . Calcifying epithelial odontogenic cyst

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8
Q

Bence Jones protein is diagnostic of

A

Mutiple myeloma (important feature) Polycythemia vera Leukemia . Solitary myeloma

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9
Q

Blue sclera are seen in

A

Osteogenesis imperfecta Marfan’s syndrome Cherubism Ehlers-Danlos syndrome Osteopetrosis . Fetal rickets

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10
Q

Abnormal dentino-enamel junction is seen in

A

Dentinogenesis imperfecta * Ehlers-Danlos syndrome

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11
Q

Rushton bodies are seen in

A

Periapical cyst Dentigerous cyst Neonatal cyst

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12
Q

Nikolsky’s sign is seen in

A

Pemphigus Familial benign chronic pemphigus * Epidermolysis bullosa (dystrophic recessive)

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13
Q

Pseudoeptthellomatous hyperplasla is seen in

A

Granular cell myoblastoma Blastomycosis . Papillary hyperplasia DLE Necrotizing sialometaplasia (NS) * keratoacanthoma

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14
Q

Sunray or sunburst appearance is seen in

A

Osteogenic sarcoma Central hemangioma * Ewing’s sarcoma

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15
Q

Onion peel appearance is seen in

A

Ewing’s sarcoma * Garre’s osteomyelitis . Caffey’s disease

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16
Q

Crew-cut or Hair-on-end appearance is seen in

A

Thalassemia * Sickle cell anemia

17
Q

Ground glass appearance is seen in

A

Primary hyperparathyroidism Monostotic fibrous dysplasia Cherubism

18
Q

Widening of periodontal ligament is seen in

A

Osteosarcoma * Scleroderma * Trauma from occlusion

19
Q

Hypercementosis is seen in

A

Pagets disease Hyperpituitarism (Gigantism)

20
Q

Obliteration of periodontal ligament space is seen in

A

Hypercementosis . Ankylosis . Hypofunction of teeth . Paget’s disease

21
Q

Cotton wool appearance is seen in

A

Pagets disease (Osteitis deformans) Chronic sclerosing diffuse osteomyelitis Fibrous dysplasia . Cemento-osseous dysplasia

22
Q

Multiple unerupted teeth are seen in

A

Dentin dysplasia Cleidocranial dysplasia Hypothyroidism Cherubism

23
Q

Cafe-au-lait pigmentation is seen

A

Neurofibroma Peutz-Jegher’s syndrome Polyostotic fibrous dysplasia . . Hypothyroidism

24
Q

Periosteal new bone formation is seen in

A

Garre’s osteomyelitis * Hypervitaminosis A . Caffey’s disease or infantile cortical hypero: . Syphilis . Leukemia . Ewing’s sarcoma

25
Q

Centrifugal growth pattern of bone tumour is seen in

A

Central cementifying fibroma * Central ossifying fibroma * Central cemento ossifying fibroma

26
Q

Hyper mobility of joints is seen in

A

Ehlers Danlos syndrome . Marfan’s syndrome * Osteogenesis imperfecta . Downs syndrome (Note:- Hypo mobility of joints is seen in Achondroplasia)

27
Q

Palmar-Plantar keratosis is seen in

A

Gorlin-Goltz syndrome . Papillon-Lefevre syndrome ◦ Follicularis keratosis

28
Q

Russell bodies is seen in

A

Plasma cells in multiple myeloma Periapical granuloma