Chronic Infectious Disease Multiple Choice Questions

Chronic Infectious Disease Multiple Choice Questions

Question 1. Which of the following statements about actinomycosis is false?

1. Sulphur granules are gram-positive mycelia surrounded by gram-positive clubs
2. Actinomyces rarely is an anaerobic organism
3. The organism has both bacterial and fungal characteristics
4. Multiple subcutaneous nodules over the jaw are characteristic

Answer: 1. Sulphur granules are gram-positive mycelia surrounded by gram-positive clubs

Question 2. The following is true for the treatment of actinomycosis:

1. Crystalline penicillin is the drug of choice
2. Tetracyclines have no role in the treatment
3. Surgery may be required for abdominal actinomycosis
4. Ceftriaxone may be used for pulmonary actinomycosis

Answer: 2. Tetracyclines have no role in the treatment

Question 3. The following are features of tuberculoid leprosy except:

1. Bacilli are a few
2. Hypopigmented skin patches are seen
3. Nerve thickening is often a finding
4. Face and nose involvement is diagnostic of the condition

Answer: 4. Face and nose involvement is diagnostic of the condition

Question 4. Hutchinson’s triad does not include which of the following?

1. Interstitial keratitis
2. 8th nerve deafness
3. Chancre
4. Narrow-edged wide-spaced permanent incisors

Answer: 3. Chancre

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Question 5. Gummatous ulcer has all the following features except:

1. Commonly seen in the subcutaneous tissues
2. The floor has washed leather slough
3. Healing results in a hypertrophic scar
4. It has punched-out edges

Answer: 3. Healing results in a hypertrophic scar

Question 6. The following are features of secondary syphilis:

1. Vesicles all over the body
2. Coppery red rashes
3. Snail track ulcers
4. Epitrochlear node enlargement

Answer: 1. Vesicles all over the body

Question 7. The characteristic feature of primary genital chancre in syphilis is:

1. It occurs 48 hours after sexual exposure
2. Multiple ulcers
3. Indurated ulcer with large, rubbery, inguinal nodes
4. Indurated, single, painless ulcer

Answer: 4. Indurated, single, painless ulcer

Question 8. The following are features of Treponema pallidum:

1. It is a spirochaete
2. It is a gram-negative organism
3. It is visible by dark field illumination
4. It does not have a helical structure

Answer: 4. It does not have a helical structure

Question 9. The following is true for cytomegalovirus (CMV) infections, except:

1. It causes abdominal pain and colitis
2. It is related to chickenpox–herpesvirus
3. It may be transmitted by blood transfusion and organ transplantation
4. It is not transmitted to the child during pregnancy

Answer: 4. It is not transmitted to the child during pregnancy

Question 10. The following may be HIV-associated lymphomas:

1. B cell lymphoma
2. Diffuse large cell lymphoma
3. Burkitt’s lymphoma
4. Hodgkin’s lymphoma

Answer: 4. Hodgkin’s lymphomaQuestion