Download Mikbaz III 2006 - Infectious diseases

Mikbaz III 2006 - Infectious diseases
1. The most common cause of acquired bacteremia in a patient hospitalized in
ICU is:
a. Artificial respiration
b. Central line catheter
c. Any invasive action
d. The immunologic state of the patient
e. Burns
2. Airborne infection is characteristic to one of the following diseases:
a. Pseudomonas
b. Adenovirus
c. Tuberculosis
d. Legionella
e. Candida
3. Which of the following pathogens can be detected by "acid-fast" staining?
a. Hemophilus influenza
b. Mycobacterium avium
c. Chlamydia trachomatis
d. Herpes simplex
e. Plasmodium malaria
4. All of the following pathogens can be detected at a thick blood smear,
except:
a. Plasmodium falciparum
b. Babesia
c. Borrelia
d. Treponema
e. Plasmodium vivax
5. A 3 years old child presents with superficial crusted honey colored lesions
spreading on his face. Which of the following is the recommended
treatment for this infection?
a. 3rd generation cephalosporin
b. Amoxicillin
c. Tetracycline
d. Trimethoprim/sulfametoxazole
e. Cefazolin
6. A 2 years old child suffers from a cervical lymph node inflammation for
the last month, with pus during the last week. The child is afebrile (has no
fever) and feels good. Which of the following is the most common
pathogen of this disease?
a. Staphylococcus aureus
b. Bartonella henselae
c. Hemophilus influenza
d. Nontuberculous mycobacteria
e. Candida albicans
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7. A 1-year-old child presents with fever, vomiting, no diarrhea, looks sick.
The child is not calm, with the impression of mild prominence of the
frontal fontanel. At the examination - no source of fever was found, and
there are no additional findings, including normal neurological
examination. Urine examination and CXR (chest X-ray) - normal. Blood
count: WBC=19,500 with 87% PMNs. Blood culture is taken and an
infusion is set. What is the next step?
a. Immediate CT
b. IV antibiotics
c. Immediate lumbar puncture
d. IV dexamethasone, followed by IV antibiotics
e. IV fluids with an additional assessment after a couple of hours
8. In neonates, the least probable pathogen causing bacterial meningitis is:
a. GBS (group B streptococcus)
b. Klebsiella
c. N. meningitidis
d. E. coli
e. Listeria
9. A traveler returns after a month in India, having 39 fever. He had diarrhea
a week ago, and constipation for the last several days. The physical
examination is normal, except fine macular rash on the chest. Blood
examination: Hb=13, WBC=8,000, platelets - normal. Blood culture (wet
mount) - gram negative rods. Until we get the results of the culture and the
sensitivities of the pathogen, the treatment of choice is:
a. Chloramphenicol
b. Ampicillin
c. Doxycycline
d. Ciprofloxacin
e. Erythromycin
10. A neutropenic patient (400 PMNs/dL) with FUO is treated for 5 days with
piperacillin / tazobactam, without decrease in the fever, nor change in the
blood count. The next step in the treatment:
a. Drugs against herpes simplex
b. Discontinuation of the antibiotic treatment in order to take blood
cultures
c. Explorative laparotomy (for searching the source of infection)
d. Drugs covering pseudomonas
e. Anti-fungal treatment
11. Which of the following is incorrect?
a. There is no need to treat asymptomatic bacteriuria in diabetic
women
b. There is no need to treat asymptomatic bacteriuria in elderly women
c. There is no need to treat asymptomatic bacteriuria in pregnant
women
d. There is no need to treat asymptomatic bacteriuria in patients with
catheter
e. There is no need to treat asymptomatic bacteriuria in men > 80yo
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In questions 12-16 match the antibiotic with the one of the definitions (a-e):
a. An alternative drug in penicillin allergies
b. Prohibited in pregnancy and lactation
c. Good penetration of the BBB
d. Common treatment of infective endocarditis
e. The drug of choice for streptococcal pharyngitis
12.
13.
14.
15.
16.
Ampicillin + gentamycin
Tetracycline
Penicillin V
Erythromycin
3rd generation cephalosporine
Possible answers:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
b
c
b
d - cancelled
e - cancelled
d - cancelled
c
c
d
e
c
d
b
e
a
c
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