Focused Assessment of the Patient with Suspected Urinary Tract Infection
History- Major symptoms and time course differentiate between lower urinary tract symptoms, upper tract symptoms and systemic features
- Previous history of urinary tract infections
- Antibiotic history
- Presence/absence of urinary catheter, recent catheterization, blocked catheter, catheter change
- History of recent urinary tract intervention or urological intervention
- Previous history of renal tract pathology such as chronic kidney disease, renal stones, single kidney, structural abnormality
- Pregnancy?
- Diabetes?
- Sexual history
- If primarily urethritis or penile discharge, consider sexually transmitted infections (Neiserria gonorrhoea, Chlamydia trachomatis, Herpes simplex, Trichomonas vaginalis)
- Symptoms of sexually transmitted infections and epididymo-orchitis?
- Review any recent GP or hospital microbiology results
- Consider points relevant to differential diagnosis gastrointestinal symptoms
Examination - Vital signs and key observations if critically ill and resuscitate as appropriate
- Assessment of presence/absence of loin tenderness
- Presence or absence of catheter and quality of catheter urine
- Consider alternative source of sepsis
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Note: Gram-negative sepsis secondary to a urinary focus can masquerade as suspected acute respiratory tract infection in the elderly and is often misdiagnosed as such at the time of acute admission.