QuestionSBA
QuestionChoice
*Haemophilus influenzae* is a gram-negative coccobacilli and is a commensal pathogen within the respiratory system. *Haemophilus influenzae* is associated with epiglottitis which is life-threatening if not treated promptly.
10003489
d
*Haemophilus influenzae*
QuestionChoice
*Staphylococcus aureus* is a gram-positive bacterium that is typically found in grape-like clusters. It is a commensal bacterium that typically causes bone infections (e.g. osteomyelitis) and skin infections (e.g. cellulitis).
10003487
b
*Staphylococcus aureus*
QuestionChoice
*Pseudomonas aureginosa* is a rod-shaped gram-negative aerobic bacteria. It typically causes pneumonia in patients with bronchiectasis and is also associated with hot tub folliculitis.
10003488
c
*Pseudomonas aureginosa*
QuestionChoice
*Salmonella typhi* is a gram-negative rod-shaped enterobaceteriae commonly found in raw poultry (e.g. raw chicken). It typically causes a diarrhoeal illness, but can also cause osteomyelitis in patients with sickle cell disease.
10003490
e
*Salmonella typhi*
QuestionChoice
‘Gram-positive facultative anaerobic diplococci is the microscopic description of *streptococcus pneumoniae*, which typically causes pneumonia.
10003486
a
*Streptococcus pneumoniae*
Concept
Chapter
2693
4173
Strep pneumoniae
Topic
148
Microbiology
13244
A 61-year-old man is referred to the hospital by his GP due to an ongoing productive cough and fever.

A sputum sample is taken and sent to the lab for investigation.

The culture comes back and is positive. The following description has been provided by the microbiologist:

‘Gram-positive facultative anaerobic diplococci.’

Which of the following pathogens is responsible for this man’s presentation?
a