Ultra Sound (USG): for Residual Urine Only

Specimen Required

NONE

Fasting Required

Purpose of the Test

An ultrasound for residual urine is a type of diagnostic imaging test that uses high-frequency sound waves to measure the amount of urine left in the bladder after urination. The test is typically used to evaluate urinary retention, which occurs when the bladder does not empty completely.

When this test is required

An ultrasound for residual urine may be requested by a healthcare provider if a patient experiences symptoms such as frequent urination, difficulty starting urination, weak urine stream, or the feeling of incomplete bladder emptying. The test may also be used to monitor the effectiveness of treatment for urinary retention.

What the Test Detects

An ultrasound for residual urine is a diagnostic imaging test that measures the amount of urine left in the bladder after urination. The test is used to evaluate urinary retention, which occurs when the bladder does not empty completely.

Preparation for the Test

Test preparation for an ultrasound for residual urine typically involves drinking plenty of water before the test to ensure that the bladder is full at the time of the exam. The healthcare provider may also request that the patient refrain from urinating for a certain period of time before the test to ensure that the bladder is full. It is important to follow the healthcare provider’s instructions regarding the preparation and scheduling of the test.

Sample Requirements

No sample is required for an ultrasound for residual urine. The test is a non-invasive imaging procedure that uses sound waves to produce images of the bladder and measure the amount of urine left in the bladder after urination.

Additional Notes

An ultrasound for residual urine is a non-invasive and painless test that typically takes between 15 and 30 minutes to complete. The test does not require any special preparation, but patients may be asked to drink plenty of water before the test to ensure that the bladder is full at the time of the exam. It is important to follow the healthcare provider’s instructions regarding the preparation and scheduling of the test. If abnormalities are detected, further testing or treatment may be necessary.

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