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Micturating cystourethrogram (MCU / VCUG)

Urine flowing back to the kidneys (reflux), urethral problems.

General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.

SmartAnswer by DigiNepal SI

Urine flowing back to the kidneys (reflux), urethral problems. What it shows: Urine flowing back to the kidneys (reflux), urethral problems. generated by SI from cited sources · general information, not a diagnosis · consult a health professional

Sources: SI health summary (own words); decoder imaging pack; RadiologyInfo.org and MedlinePlus as references only

What it shows

Urine flowing back to the kidneys (reflux), urethral problems.

Why it is done

Children with repeated urine infections.

Preparation

Preparation depends on the study (fasting or bowel preparation). Tell staff if pregnant.

Radiation & safety

Typical effective dose 0.5 to 1.5 mSv, similar to about 2 to 6 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.

How long it takes

30 to 60 minutes. General information, not a diagnosis. Results must be interpreted by a qualified health worker.

Consult a doctor to interpret results — a single test does not make a diagnosis.

Related conditions

entry-health-condition-uti

Where to get this near you

🏥 Care near you

Uses your location once to list the nearest facilities. Nothing is stored.

Common questions

Why is Micturating cystourethrogram (MCU / VCUG) done?
Children with repeated urine infections.

How do I prepare for Micturating cystourethrogram (MCU / VCUG)?
Preparation depends on the study (fasting or bowel preparation). Tell staff if pregnant.

Is Micturating cystourethrogram (MCU / VCUG) safe in pregnancy?
Typical effective dose 0.5 to 1.5 mSv, similar to about 2 to 6 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.

SI text CC BY 4.0; RadiologyInfo.org (ACR/RSNA) and MedlinePlus linked as references only, no text copied.

Sources: SI health summary (own words); decoder imaging pack; RadiologyInfo.org and MedlinePlus as references only

Emergency — call📞 102