QuestionSBA
QuestionChoice
The vignette describes a typical presentation of a lower urinary tract infection (UTI). According to NICE CKS, the most commonly identified causative pathogen is Escherichia coli, which is detected in more than 70% of lower UTI cases. Therefore, this is the single best answer.
10025730
a
Escherichia coli
QuestionChoice
The vignette describes a typical presentation of a lower urinary tract infection (UTI). Although Proteus mirabilis is occasionally implicated, it is a less common cause of a UTI than Escherichia coli. Proteus mirabilis is also more common in males than females, making it less likely in this case.
10025732
c
Proteus mirabilis
QuestionChoice
The vignette describes a typical presentation of a lower urinary tract infection (UTI). Although Klebsiella is occasionally implicated, it is a less common cause of a UTI than Escherichia coli.
10025734
e
Klebsiella pneumoniae
QuestionChoice
The vignette describes a typical presentation of a lower urinary tract infection (UTI). Although Staphylococcus saprophyticus is occasionally implicated, it is a less common cause of a UTI than Escherichia coli. According to NICE CKS Staphylococcus saprophyticus is present in only 5-10% of cases.
10025731
b
Staphylococcus saprophyticus
QuestionChoice
The vignette describes a typical presentation of a lower urinary tract infection (UTI). Whilst Staphyloccous aureus is a common cause of skin and soft tissue infections, it is not the most common cause of UTIs.
10025733
d
Staphyloccous aureus
Concept
Chapter
2693
4613
Urinary tract infection
Topic
162
General practice
17544
A 60 year old woman presents to the GP practice with painful urination. For the past three days, she has needed to pass urine a lot more frequently than usual. She reports the urge to pass urine can come on quite suddenly, but she has had no episodes of incontinence so far.

The patient's relevant urine dip results can be seen below:

* Leukocytes +
* Nitrites +
* Blood ++

Which of the following organisms is the most likely cause of this patient's presentation?
a