Introduction

Learning objectives

Confirm before investigating: compatible symptoms, urine cultures, and true recurrence.
Look for predisposing factors for recurrent urinary tract infection.
Recognize the criteria for urologic referral and the urgency associated with obstruction.

Video lesson

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Summary

Not every recurrent UTI automatically requires invasive studies.

First we must confirm

compatible symptoms;
urine cultures when appropriate;
true recurrence;
predisposing factors.

Look for

stone disease;
obstruction;
postvoid residual;
anatomical abnormalities;
instrumentation;
functional factors;
urologic history.

When to refer?

recurrent febrile infections;
suspected obstruction;
associated stone disease;
persistent hematuria;
anatomical anomalies;
significant postvoid residual;
recurrent infections in men;
failure of preventive strategies or diagnostic doubts.

⚠️ Urgent

Infection + urinary obstruction requires urgent assessment.

Key concept

In recurrent infection, we should not limit ourselves to repeating antibiotics: we have to ask why it keeps recurring.

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Practical algorithm

🔴 Urgent referral / emergency

Sudden testicular pain → rule out torsion.
Fever/sepsis + obstructed urinary tract → urgent urinary drainage.
Acute urinary retention → bladder decompression; urgent referral if it cannot be resolved or if complications are present.
Hematuria + clot retention → urgent assessment and management.
Trauma + suspected urethral injury → avoid repeated blind catheterization attempts.

🟠 Priority referral

Solid testicular mass → rule out tumor.
Suspicious renal mass → characterization and urologic evaluation.
Gross hematuria → investigate the cause.
Persistently elevated PSA/suspicious DRE → prostate cancer risk assessment.

🟢 Scheduled referral depending on context

Recurrent UTI → look for a predisposing cause.
Erectile dysfunction → refer if complex, refractory, or with associated pathology.
Urinary incontinence → refer if complex, if warning signs are present, or if initial management fails.

The primary care physician does not need to resolve all urologic pathology. They must know how to perform an initial evaluation, recognize warning signs and, above all, distinguish which patient can wait from the one in whom a delay may compromise an organ, renal function, or even life.

Clinical case

Content pending upload Progressive clinical case focused on decision-making.

Self-assessment

Questions pending upload 5–10 multiple-choice questions on this lesson.

References

Links pending upload References to PubMed, DOI, scientific society guidelines and journals.

Recurrent UTI