Dentosphere : World of Dentistry

# Delayed eruption of at least part of the dentition is a recognized feature of all of the following EXCEPT: A. Rickets B. Congenital Hyperthyroidism C. Cleidocranial Dysplasia D. Cherubism # A five year old child presents with chronic bed wetting and bilateral loose deciduous first molars. His mother says that he wants to drink water several times during each night. Which of the following is the most likely diagnosis? A. Hand-Schuller-Christian Disease B. Marble bone Disease C. Niemann Pick Disease D. Polyostotic Fibrous Dysplasia

# The feature that distinguishes Herpes Zoster from other Vesiculobullous eruptions is : A. Unilateral occurence B. Severe burning pain C. Prominent crusting vesicles D. Subepidermal bullous formation # A 3 year old child has a fever of 102 degrees F ; and following upper respiratory tract infection discrete vesicles and ulcers on the soft palate and pharynx are noted. The most probable diagnosis is : A. Herpangina B. Scarlet fever C.Rubella D. Herpetic gingivostomatitis # Intra nuclear inclusions detected during the course of Herpes simplex virus infection are called: A. Bacteriophages B. Lipschutz bodies C. Negri bodies D. Donovan bodies # Coxsackie virus causes: A. Infectious mononucleosis B. Lymphoma C. Herpangina D. Herpes # Koplik spots : A. first manifestation of measles B. rarely seen in measles C. are seen 2-3 days after cutaneous rashes D. is ...

# Ghost (Shadow) cells are seen in: A. Ameloblastic fibroodontoma B. Calcifying odontogenic cyst C. Compound Odontoma D. All of the above # A 25 year old male patient reports with a bony expansile swelling of the right body of the mandible & mild paraesthesia of the IDN. OPG shows a multilocular  radiolucency without root resorption. i) What would be your choice of next investigation? A. Excision biopsy B. Aspiration cytology C. CT scan D. PET bone scan ii) A dirty white aspirate with a protein estimation of <4gm% is suggestive of: A. Ossifying fibroma B. Dentigerous cyst C. Mucoepidermoid carcinoma D. Odontogenic keratocyst iii) Odontogenic keratocyst is noted for its: A. Malignant transformation B. Daughter cysts and high rate of recurrence C. Impacted teeth D. Nodal metastasis iv) Management of odontogenic keratocyst involves : A. Marsupialization B. Enucleation C. Enucleation with peripheral ostectomy D. Resection an...

# A union of the roots of adjacent teeth through the cementum is referred to as : A. Concrescence B. Fusion C. Gemination D. None of the above # The term dilaceration refers to : A. A deformity of a tooth consisting of a sharp bend in the root B. Abrasions on two surfaces of a single tooth C. A root or tooth that is split into two D. A tooth that is fractured at two or more places