771. Melanin pigmentation in pregnancy is known as?
A. Melasma
B. Melanoma
C. Epulis
D. Melanosis

772. The common site of melanoma on the orofacial skin is?
A. Lower lip
B. Malar region
C. Forehead
D. Upper lip

773. Yellowish discolouration of oral mucous membrane, skin and sclera of eye is?
A. Pernicious anemia
B. Sickle cell anemia
C. Chloromycin therapy
D. Carotinemia

774. All of the following are seen in lead poisoning except?
A. Hallucinations
B. GIT disturbances
C. Peripheral neuritis
D. Encephalitis

775. Mucocutaneouscircumoral pigmentation is found in?
A. Peutz-Jeghers syndrome
B. Plummer-Vinson syndrome
C. Lead poisoning
D. Bechet’s syndrome

776. Tetracycline stains appear as?

A. Yellow and brown stains in enamel and dentin
B. Yellow and brown stains only in enamel
C. Yellow and brown stains only in dentin
D. Only yellow stain in enamel

777. Port wine stains are seen in?
A. Nevus
B. Haemangioma
C. Melanoma
D. All of the above

778. Patient reports with discolored teeth bearing brown stains. The teeth glow fluorescent in UV light. The most likely diagnosis is?
A. Porphyria
B. Amelogenesis imperfecta
C. Hutchinson’s teeth
D. Tetracycline staining of teeth

779. Yellowish discoloration of teeth is seen in children fed on?
A. High-protein diet
B. Tetracyclines
C. penicillins
D. Erythromycin

780. Median rhomboid glossitis is due to?
A. Inflammation of the tongue
B. Persistence of tuberculum impar
C. Hypertrophy of filiform papillae
D. Atrophy of filiform papillae

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