# Macrolide antibiotics are usually avoided in asthmatics because:
A. it can precipitate asthmatic attack
B. it interacts with theophylline
C. such patients are usually allergic to penicillins
D. such patients show penicillin resistant infections

# Anticoagulation therapy should be advised to discontinue before minor or major oral surgical procedures if:
A. INR (international normalized ratio) is less than 3.0
B. INR is more than 3.0
C. PT (Prothrombin time) is less than 10 seconds
D. PT is in range of 10-15 seconds

# Which of the following oral manifestations can be often seen in asthmatics?
A. Xerostomia
B. Geographic tongue
C. Enamel hypoplasia
D. Aphthous ulcers

# A male patient of 76 yrs is on warfarin therapy and needs emergency extractions of a decayed tooth. Select the appropriate protocol given below.
A. Do not stop the warfarin therapy – perform the surgery with local hemostatic agents - administer vitamin K if necessary.
B. Administer heparin along with warfarin – perform the surgery
C. Advise INR – If INR is less than 2 perform surgery, if more than 2 do not perform the surgery
D. Extraction cannot be done to a patient who is on warfarin therapy

# A hospitalized patient on heparin therapy needs dental extraction. Select the antidote for such patients from the following:
A. Warfarin
B. Desmopressin acetate (DDAVP)
C. Vitamin K
D. Protamine sulfate

# Endocarditis prophylaxis is recommended in one of the following conditions before extractions:
A. Cardiac pacemakers
B. Mitral valve prolapse without valvular regurgitation
C. Tetralogy of Fallot
D. Implanted defibrillators

# Which of the oral procedures will not need any antibiotic prophylaxis to minimize the risk of bacterial endocarditis?
A. Root planing
B. Suture removal
C. Placement of orthodontic bands
D. Intraligamentary injections

# Why erythromycin and tetracyclines are prescribed carefully in patients with peptic ulcers?
A. Increases acid production
B. Interacts with acid and the drug availability is reduced
C. Interacts with antacids if any
D. Both are bacteriostatic

# Pigmentation of the face, lips and oral cavity is seen in a patient who gives a history of intestinal polyps. The systemic disorder that is present is:
A. Peutz Jeghers syndrome
B. Cowden's syndrome
C. Gardner's syndrome
D. Addison's disease

# Prilocaine, an amide type of local anesthetic should not be used in one of the following conditions:
A. Renal disorders
B. Hypotension
C. G6PD deficiency
D. CNS disorders

# Choose one of the following medications that can be safely administered to a patient with chronic renal failure without any change in dosages.
A. Doxycycline
B. Gentamicin
C. Amoxicillin
D. Ciprofloxacin

# 'Mona Lisa face' is seen in which disorder?
A. Angioedema
B. Scleroderma
C. Discoid lupus erythematosus
D. Sjogren syndrome

# Which of the following are the prominent features of Behcet's disease?
A. Aphthous stomatitis, anemia, cardiac arrhythmia
B. Genital ulcers, dermal pustules, oral ulcers
C. Hematuria, periodontitis, xerostomia
D. Arthralgia, geographic tongue, ear infections

# Facial xanthomas may help in recognition of:
A. Porphyria
B. Waldenstrom's hypergammaglobulinemia
C. Hyperlipoproteinemia
D. Homocysteinuria

# One of the following disorders will not cause scarring of oral mucosa:
A. Major aphthae
B. Erythema multiforme
C. Epidermolysis bullosa dystrophica

# In a patient with cardiac pacemaker, which of the following equipment can be safely used?
B. Ultrasonic scaler
C. Electrocautery
D. Radiographic equipment

# In a 58 year old female with insulin dependent diabetes mellitus under treatment, surgical removal of impacted mandibular third molar can be performed only if the glycated hemoglobin value is:
A. less than 80 %
B. less than 88 %
C. less than 8 %
D. less than 18 %

# A patient gives history of viral hepatitis C after undergoing liver transplant. He is on immunosupressive medications. On examinations of oral cavity, white striated lesions were present. It could be any of the following EXCEPT:
A. Graft vs host disease
B. Oral lichen planus
C. Lichenoid reaction
D. Leukoplakia

# A patient who is on high doses of corticosteroid therapy will face all of the following problems during dental treatments except:
A. Impaired wound healing
B. minor difficulties to achieve hemostasis
C. Xerostomia
D. susceptibility to infections

# What crystals are deposited in TMJ in gouty arthritis?
A. Monosodium urate
B. Calcium hydroxyapatite
C. Calcium pyrophosphate dihydrate
D. Calcium dihydroxide

# An elderly patient under corticosteroid therapy has to undergo dental extraction. Which is the best method to proceed?
A. Taper the dose and perform the extraction
B. Completely stop the drug and then perform the extraction
C. Supplementation of corticosteroids should be given before extraction
D. Stop the drugs immediately after extraction to allow healing

# A patient presents with bilateral facial palsy and uveitis with enlargement of parotid glands. He could be suffering from:
A. Ramsay Hunt syndrome
B. Melkerson Rosenthal Syndrome
C. Heerfordt syndrome
D. Sjogren syndrome

# A 67 year old male with a medical history of bronchial asthma and glaucoma was diagnosed of xerostomia. The appropriate method to manage the condition is:
A. Pilocarpine 5 mg thrice daily
B. Cevimeline HCl 10mg twice to thrice daily
C. Anetholetrithione
D. Artificial saliva

# 'Crowe sign' is seen in which of the following diseases?
A. Neurofibromatosis I
B. Albright syndrome
C. MEN type III
D. Cowden syndrome

# 'Coast of Maine' like border is seen in pigmented lesions of:
A. Von Recklinghausen's disease
B. Peutz - Jeghers syndrome
C. McCune Albright syndrome
D. Acanthosis nigricans

# Pseudomembranous candidiasis is seen in oral cavity of AIDS patients commonly when CD4 cells count:
A. less than 80 cells per cubic mm
B. less than 400 cells per cubic mm
C. less than 1000 cells per cubic mm
D. less than 4000 cells per cubic mm

# Trigeminal neuralgia, sensory neuropathy of trigeminal nerve and facial palsy can be usually seen in which of the following diseases?
A. Parkinsonism
B. Amyotrophic lateral sclerosis
C. Multiple sclerosis
D. Alzheimer's disease

# Macroglossia is seen in all of the following systemic diseases except:
A. Cretinism
B. Amyloidosis
C. Beckwith's hypoglycemic syndrome
D. Oral facial digital syndrome

# 'Rh hump' is the term used to describe:
A. hump back seen in Rh negative people
B. green or blue hue seen in teeth of erythroblastosis fetalis
C. ring-like enamel hypoplasia seen in erythroblastosis fetalis
D. hump joints seen in rheumatoid arthritis

# Chromosomal studies should be performed in a patient with taurodontism, mental retardation, tall and thin appearance with prognathic jaws to detect which of the following disorders ?
A. Rubinstein Taybi Syndrome
B. Klinefelter syndrome
C. Acromegaly
D. Osteogenesis imperfecta

# Saddle nose is seen in all of the following disorders except:
A. Osteogenesis imperfecta
B. Thalassemia major – β
C. Congenital syphilis
D. Crouzon syndrome

# “Crocodile tears” is seen in:
A. Horton‟s syndrome
B. Frey‟s syndrome
C. Raeder‟s syndrome
D. Meniere‟s disease

# Widespread osteosclerosis is present in all of the following diseases except:
A. Marble bone disease
B. Paget‟s disease
C. Generalized cortical hyperostosis
D. Phantom bone disease

# “Bald tongue of Sandwith” is an oral manifestation of:
A. Pellagra
B. Pernicious anemia
C. Iron deficiency anemia
D. Fanconi‟s anemia

# “Tapir lips” (patient unable to whisper or smile- myopathic facies) is seen in:
A. Bell‟s palsy
B. Marcus Gunn phenomenon
C. Muscular dystrophy
D. Myasthenia Gravis

# A patient with Down‟s syndrome should be sent for Physician opinion before doing any extraction. Choose the appropriate justification.
A. As they are mentally retarded, physician opinion is sought.
B. They will have to undergo multiple extractions, hence opinion is obtained.
C. Down‟s syndrome is usually associated with cardiac problems which may need antibiotic prophylaxis.
D. Local anesthesia may cause anaphylactic reactions in such patients.

# Which among the following antibiotics commonly used in dentistry may not cause pseudomembranous colitis?
A. Erythromycin
B. Ampicillin
C. Clindamycin
D. Metronidazole

# Oral bacteremias after a tooth extraction are:
A. now considered as a myth
B. generally transient & last for less than one hour
C. present at least for 6 hours
D. rare with Streptococci Viridans

# In a patient with splenectomy, which of the following is not a matter of concern for a dentist?
A. Antimicrobial prophylaxis
B. Thrombocytopenia
C. Corticosteroid therapy
D. Bleeding dyscrasias

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