Microbiologie Test

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?

A 35-y patient was put on Central Venous Perfusion (CVP) line in an Intensive Care Unit (ICU)
for 10 days. Culture grows staph epidermidis. What is appropriate description about staph
epidermidis?

A 55-year-old man came to IPD complaining of weakness, malaise, and cough. He has history of
smoking and social drinking. General condition upon admission was moderate: axillar temperature of
38 °C, respiratory rate of 21/min, SpO2 of 92%, heart rate at 90 beats/min, and blood pressure of
130/70 mm Hg. Bilateral pneumonia was suspected on chest-x ray. Culture of sputum showed
coagulase positive, Gram positive cocci. What factor is responsible for the problem?

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?

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?

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

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 true about the pathogen?

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. What is most likely diagnosis?

A 55-year-old man came to IPD complaining of weakness, malaise, and cough. He has history of
smoking and social drinking. General condition upon admission was moderate: axillar temperature of
38 °C, respiratory rate of 21/min, SpO2 of 92%, heart rate at 90 beats/min, and blood pressure of
130/70 mm Hg. Bilateral pneumonia was suspected on chest-x ray. Culture of sputum showed
coagulase positive, Gram positive cocci. Which of the following microorganism causes for this
condition?

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 action of the factors is explained for systemic shock syndrome?

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. Pharyngeal swap reveals Strep pyogenes as causal agent. Which of the following is true
about the pathogen?

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?

Which biochemical test to distinguish between Staph epidermidis and Staph areus?

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 revealed Staphylococcus aureus. The patient was
given intravenous fluids and IV antibiotics and transported to the hospital. Which is true about the
pathogen?

Which of the following bacteria have been found to be most resistant to the drug vancomycin?

A 19-y sexually active woman came to OPD having dysuria and pain when urinating. Urine
culture reveals Gram positive, catalase positive cocci. Which two lab tests would be most helpful to
distinguish the causal organism from other members?

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 cytokines are responsible for systemic shock syndrome?

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?

The bacteria involved in the production of dental caries is

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?

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

Staphylococcus spp. and Streptococcus spp. are

ការព្យាបាល Cholerae គឺ ៖

Cholerae បណ្តាលអោយអ្នកជម្ងឺស្លាប់ដោយសារ ៖

Klebsiella is sensitive to

Enterobacter ជាបាក់តេរី ៖

Vibrio ជាបាក់តេរី ៖

Prevention for tuberculosis is

រោគសញ្ញា គ្លីនិក Specific របស់ Cholerae :

Prevention for Citrobacter is

Enterobacter is sensitive to

Mycobacterium tuberculosis ឆ្លងតាម ៖

Serratia ជាបាក់តេរី ៖

Enterobacter បង្កជម្ងឺ ៖

Prevention for leprosy is

Serratia បង្កជម្ងឺ ៖

Citrobacter ជាបាក់តេរី ៖