UTI / Infective cystitis

Question 1

Most common causative organism of UTI

Answer 1

E. coli

Question 2

Define lower UTI

Answer 2

An infection of the bladder (also known as ‘cystitis’), usually caused by bacteria from the gastrointestinal tract entering the urethra

Question 3

UTI Sx

Answer 3

Urinary Sx
- Dysuria
- Haematuria
- malodourous
- cloudy
- increase urine freq.
- burning sensation
- suprapubic pain

Question 4

UTI Ix

Answer 4

1. Urine dip
2. Urine MC&S - MSU

Question 5

UTI Mx + choice of Abx for non-preg

Answer 5

1. Nitrofuratoin 100mg BD 3/7
2. Trimethoprim 200mg BD 3/7

Question 6

UTI Mx + choice of abx for preg women in the 1st/2nd trimester

Answer 6

Nitrofurantoin 100mg BD 7/7

Question 7

Nitrofuratoin contraindications in pregnancy

Answer 7

• Avoid in the 3rd trimester - neonatal haemolysis

Question 8

Trimethoprom contraindications

Answer 8

can cause isolated rise in Cr level

Question 9

Nitrofurantoin contraindications in renal impairment

Answer 9

avoided in pt with egfr < 40

Question 10

Urine MC&S as 1st line Ix indications

Answer 10

• Pregnancy
• Aged > 65
• not improving w/ abx
• Recurrent UTIs
• Urinary cathetaer in-situ

Question 11

Choice of abx for UTI in 3rd trimester of pregnancy

24 wks

Answer 11

Cefalexin 500 mg BD 7/7

Question 11

E.coli gram staining findings

Answer 11

Gram -ve (Pink)
Rod or Bacillus
Anaerobe

Question 12

UTI complications

Answer 12

1. Pyelonephritis
2. Urosepsis

Question 13

UTI in men Mx

Answer 13

1. Nitrofuratoin 100mg BD 7/7
   OR
2. Trimethoprim 200mg BD 7/7