22. Enterobius vermicularis (Pinworm).

***) Pruritus ani in childhood is usually due to:

1. Hemorrhoids

2. Polyps

3. Prolapsed rectum

4. Soap allergy

5. Pine worms

Answer: E* Pine worms

23. Schistosomiasis.

***) Bilharziasis is transmitted through

1. Culex mosquito

2. Anopheles mosquito

3. Cercaria in polluted water

4. Direct contact with patients

5. Contaminated food

Answer: C* Cercaria in polluted water

***) All of the following diseases are susceptible to chlorinating, except:

1. Giardiasis

2. Leptospirosis

3. Bacillary dysentery

4. Typhoid fever

5. Schistosomiasis

Answer: E* Schistosomiasis

24. Zoonosis.

***) Which of the following is not a zoonosis:

1. Salmonellosis

2. Cholera

3. Brucellosis

4. Anthrax

5. Rabies

Answer: B* Cholera

***) All of the following are considered zoonosis diseases, except:

1. Anthrax

2. Rabies

3. Leptospirosis

4. Diphtheria

5. Brucellosis

Answer: D* Diphtheria

25. Meningitis.

***) One of the following is the most common cause of meningitis: Q2012

6. Bacterial

7. Fungal

8. Viral

9. Parasitic

10. None of above

Answer: C* Viral

***) 35 years old male presented with headache, fever and positive meningeal signs, the next step in management is: Q2012

1. Give ceftriaxone and vancomycin

2. Do CT scan

3. Do LP

4. Do CXR

5. Do blood culture

Answer: A* Give ceftriaxone and vancomycin

***) Post traumatic meningitis all true except:

1. Occurs within 2 weeks in most of the cases

2. Most of the cases are associated with base skull fracture

3. Antibiotics is the main line of treatment

4. CSF fistula should be treated if present

5. Gram positive cocci are the most common organisms to cause infection

Answer: E* Gram positive cocci are the most common organisms to cause infection

***) The most common organism in post traumatic meningitis is:

1. Staphylococcus

2. Meningococcus

3. Pneumococcus

4. Streptococcus

5. H.influenza

Answer: C* Pneumococcus

***) A gram stain report from cerebrospinal fluid CSF showed gram positive diplococci, the organism is:

1. Neisseria meningitidis

2. B hemolytic streptococci group B

3. Streptococcus pneumonia

4. Haemophilus influenzae

5. Escherichia coli

Answer: C* Streptococcus pneumonia

***) Meningitis caused by haemophilus influenzae type B is most common in children of age:

1. Under 2 months

2. 3 months - 4 years

3. 5 years - 8 years

4. 8 years - 10 years

5. Over 11 years of age

Answer: B* 3 months - 4 years

***) A 15 months old child developed hydrocephalus following meningitis. The most likely causative organism is:

1. E.Coli

2. Salmonella

3. Meningococci

4. H.influenza

5. Listeria monocytogenes

Answer: D* H.influenza

***) The most common organism causing meningitis in toddlers (6 months - 3 years) is:

1. Diplococcus pneumonia

2. Group C Neisseria meningitides

3. Group A hemolytic streptococcus

4. Haemophilus influenzae type B

5. E.Coli

Answer: D* Haemophilus influenzae type B

***) At what age meningitis cannot be excluded with confidence in children presenting with febrile convulsions:

1. Five years

2. Four years

3. Three years

4. Nine months

5. All ages

Answer: E* All ages

***) Incubation period meningococcal meningitis is usually:

1. 7-10 days

2. 2-3 days

3. 8-15 days

4. 3 weeks

5. 10-20 days

Answer: D* 2-3 days

***) In bacterial meningitis affecting a 15 years old boy which of the following organisms is most often implicated:

1. Streptococcus

2. Staphylococcus

3. Meningococcus

4. Haemophilus influenza

5. Pneumococcus

Answer: cccccccE* Pneumococcus

***) Which one of the following is the earliest sign in a newborn with sepsis and meningitis: