A 30-year-old woman develops a urinary tract infection. A urine culture shows the presence of a gram-negative bacillus. Which organism is the most common cause of such infections?
Practice Questions
1 question
Q1
A 30-year-old woman develops a urinary tract infection. A urine culture shows the presence of a gram-negative bacillus. Which organism is the most common cause of such infections?
Escherichia coli
Proteus mirabilis
Enterococcus faecalis
Klebsiella pneumoniae
Escherichia coli is the most common cause of urinary tract infections.
Questions & Step-by-step Solutions
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Q
Q: A 30-year-old woman develops a urinary tract infection. A urine culture shows the presence of a gram-negative bacillus. Which organism is the most common cause of such infections?
Solution: Escherichia coli is the most common cause of urinary tract infections.
Steps: 5
Step 1: Understand that a urinary tract infection (UTI) is an infection in the urinary system.
Step 2: Know that bacteria are the most common cause of UTIs.
Step 3: Recognize that there are different types of bacteria, including gram-negative bacilli.
Step 4: Identify that Escherichia coli (E. coli) is a type of gram-negative bacillus.
Step 5: Learn that E. coli is the most frequently found bacteria in urinary tract infections.
