Microbiologie Test

Serratia បង្កជម្ងឺ ៖

Klebsiella បង្កជម្ងឺ ៖

Enterobacter is sensitive to

Serratia is sensitive to

Cholerae បណ្តាលអោយអ្នកជម្ងឺស្លាប់ដោយសារ ៖

Mycobacterium Leprae ជាបាក់តេរី ៖

Enterobacter បង្កជម្ងឺ​ ៖

Mycobacterium leprae ឆ្លងតាម ៖

Enterobacter ជាបាក់តេរី ៖

Incubation period of Cholerae is

Citrobacter ជាបាក់តេរី ៖

Cholerae បណ្តាលអោយអ្នកជម្ងឺស្លាប់ដោយសារ ៖

Klebsiella is sensitive to

A 39-y patient is on Central Venous Perfusion line in an ICU. Culture around the line grows
Gramm positive, Coagulase negative cocci in cluster. Which of the following is most likely pathogen
for the above description?

Which of the following cocci is found in the mouth as normal flora?

What is the most common type of infection caused by Streptococcus pneumoniae?

A 17-year female was admitted complaining about a fever of 39.3oC and vomiting. She started
her menstrual period 4 days before she became ill. On the next day of admission, she had continued
fever, vomiting and loose stools. She was hypotensive of SBP of 78 & DBP 54 mmHg with a heart
rate of 120 beats per min. Physical exam found most prominent erythematous rash on her trunk.
Cultures were obtained from vaginal specimen show catalase positive, Gram positive cocci of
staphylococcus colonies. Which pathogen is responsible the stated problem?

A 65-old man transferred to ER having sudden nausea vomiting & confusion. Physical exam:
high fever 38.8C, Brudzinski positive and altered mental status. CSF Gramm stain reveals gramm+
lancet-shape diplococci. What pathogen is most likely pathogen responsible for the patient problem?

During one week, a 7-year boy develops pustules on his face. Then, some of the pustules break,
forming shallow erosions in appearance of a honey-colored crust. Next, new lesions form around the
crust. The boy’s¬ father has similar lesions after one week of the son’s illness. The Gram stain from a
skin pustule showed gram positive in grape-like clusters. The colonies were catalase positive. What
is the most likely microorganism?

A 10-year-old male is taken to his physician by his parents due to a sore throat. The bacteria
from throat specimen are gram-positive and bacitracin inhibits their growth. The child is given
treatment of Penicillin G and sent home. Which of the following is most likely cause the problem?

Streptococcus viridans can be differentiated from other haemolytic Streptococci on the basis of
its resistance to

A 6-year-old boy presents to his pediatrician for sore throat and a headache. His symptoms
began approximately 2 days ago and have not improved. The boy appears uncomfortable and feels
warm. Physical examination is notable for perioral crusted lesions with tonsillar swelling with
exudates. Pharyngeal swap reveals Strep pyogenes as causal agent. Which of the following is true
about the pathogen?

A 4-year boy was admitted establish the diagnosis of a generalized skin rash and fever. The
family histories were not known because the boy was in care center from age of 2 months. The boy
experienced frequent upper respiratory infections and tonsillitis. Diffused epidermal exfoliation from
the face, thorax, members, and scalp were observed. Culture of injured skin was positive for
Staphylococcus aureus. What factor is responsible for the problem?

Which test to be conducted to differentiate between Staph epidermidis and Staph saprophyticus?

A 6-year-old boy developed an erythematous rash around his face and arms. Swollen lymph nodes around the infection were reported on the physical examination but no other abnormality. A gram- positive and coagulase positive cocci were identified. What is most likely pathogen for above condition?

Within hours of food consumption, 45 year old man experienced acute gastroenteritis was admitted to the ICU. The patient progressed on to develop system shock. Culture of stool was positive for Staphylococcus aureus. What factor is responsible for acute gastroenteritis?

A 6-year-old boy presents to his pediatrician for sore throat and a headache. His symptoms
began approximately 2 days ago and have not improved. The boy appears uncomfortable and feels
warm. Physical examination is notable for perioral crusted lesions with tonsillar swelling with
exudates. Pharyngeal swap reveals gram positive cocci, with catalase negative and bacitracin
sensitive. Which of the following pathogens is causing the problem?

Staphylococcus spp. and Streptococcus spp. are

The bacteria involved in the production of dental caries is

Before dental procedure Ampicillin is given to prevent bacterial sub-acute endocarditis in high-
risk person. What is most likely pathogen for this condition?

A 6-year-old boy presents to his pediatrician for sore throat and a headache. His symptoms
began approximately 2 days ago and have not improved. The boy appears uncomfortable and feels
warm. Physical examination is notable for perioral crusted lesions with tonsillar swelling with
exudates. Which of the following is most likely cause the problem?

A 17-year female was admitted complaining about a fever of 39.3oC and vomiting. She started
her menstrual period 4 days before she became ill. Physical exam found most prominent
erythematous rash on her trunk. Vaginal specimen shows catalase positive, Gram positive cocci. The
patient was given intravenous fluids and IV antibiotics and transported to the hospital. Which of the
following microorganism causes the condition?

60-man is hospitalized for pneumonia and urine catheter is placed. Patient feels better after 2
days, however he has dysuria and urgency. A urine culture reveals gramm+ in pairs and chain.
Antibiogram is resistant to vancomycin.What is most likely pathogen for this condition?

La cryptococcose est due une :