Microbiologie Test

Serratia បង្កជម្ងឺ ៖

Enterobacter បង្កជម្ងឺ​ ៖

Vibrio ជាបាក់តេរី ៖

Klebsiella ជាបាក់តេរី ៖

Citrobacter ជាបាក់តេរី ៖

Serratia ជាបាក់តេរី ៖

Cholerae បណ្តាលអោយអ្នកជម្ងឺស្លាប់ដោយសារ ៖

Leprosy ជាជម្ងឺ

Citrobacter is sensitive to

La cryptococcose est due une :

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

The bacteria involved in the production of dental caries is

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. What is most likely pathogen for above
condition?

A 39-y patient is on Central Venous Perfusion line in an ICU. Culture around the line grows
staph epidermidis. What is pathogenesis mechanism for this pathogen?

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 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?

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. The
patient was given intravenous fluids and IV antibiotics and transported to the hospital. Which
pathogen causes the systemic syndrome?

A 25-y woman came to ER having 5-hour of fever, rash, and altered mental status. Her BP is low (76/58) and HR is fast. After physical exam, a used tampon is removed from genital tract. Culture of vaginal and nasal specimen reveals Gram positive in cluster. What most likely mechanism is responsible for problem?

A 14-year-old male is brought to the Emergency Department by his mother. She is worried
because his face has become puffy and his urine has turned a tea-color. Patient history reveals the
child recently suffered from a sore throat. The physician suspects a bacterial infection. Which of the
following describes the likely bacterium responsible?

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?

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?

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

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?

Staphylococcus spp. and Streptococcus spp. are

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?

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 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?

Which of bacteria having property of catalase positive, coagulase negative and Novobiocin sensitive?

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?