What is a DMSA renal scan?
A DMSA renal scan is a diagnostic imaging exam that evaluates the function, size, shape, and position of the kidneys and detects scarring caused by frequent infections. Technetium-99m DSMA (dimercapto succinic acid) is a radioisotope that is injected into your child’s veins through an IV prior to the scan.
How is DMSA renal scan done?
How is DMSA scan done? A DMSA scan of the kidneys involves an injection of the radiopharmaceutical into the vein, followed by the scan about 90 minutes to 4 hours after the injection. You can usually leave the hospital or nuclear medicine facility after the injection and return later.
What is the difference between DMSA and DTPA scan?
A DMSA scan is usually static imaging, while other radiotracers like DTPA and MAG3 are usually used for dynamic imaging to assess renal excretion.
Why is a DMSA scan done?
A DMSA scan is used to assess the function and location of the kidneys, that is, to check how well the kidneys are working. It is also used to show any potentially scarred areas in the kidneys, which may not be working as well as they should.
When do you need a DMSA scan?
A DMSA scan enables the doctor to evaluate the amount of normal functioning tissue of your kidneys. Doctors can measure the relative function of each kidney to see if one kidney functions differently to the other.
When should DMSA be done?
DMSA scintigraphy in acute settings should be done during the infection or within 2 weeks from the injury.
How much does a DMSA scan cost?
The average cost of DMSA Scan in India is ₹ 4400 if booked through us. The average market price in India is much higher at ₹ 5500. LabsAdvisor is making diagnostic testing more affordable.
Is DMSA scan necessary?
Ultrasound during acute infection is recommended only for children with atypical UTI, and it should be performed within 6 weeks for those with recurrent UTI. In both cases, it is necessary to perform a DMSA scan 4–6 months after acute infection [7].
What do you do after DMSA scan?
There may be a small amount of DMSA in your child’s urine for 24 hours after the test. Your child should sit on the toilet to urinate (wee) for the day after the test. Make sure he or she washes his or her hands with water and soap.
What is DMSA made of?
DMSA Description Each Reaction vial contains 1.1 mg meso-2, 3-dimercaptosuccinic acid, 0.2 mg tin as stannous chloride, and 0.7 mg ascorbic acid. The vial is back filled with inert gas and may contain a partial vacuum. Each Acetate buffer vial contains 1.2 ml Sodium Acetate .
Can ultrasound detect renal scarring?
When used to detect diffuse renal scarring, ultrasonography had a sensitivity of 47.2%, specificity of 91.8%, PPV of 60.8% and NPV of 86.6%. Our results demonstrate that although ultrasonography has a good specificity for the detection of renal scarring compared with DMSA, it has low sensitivity, PPV and NPV.
What are the side effects of DMSA?
The most common side effects reported with DMSA are fatigue, headache, and discomfort in the upper abdomen. Notify your physician if any of these effects occur.
What you should know about your DMSA renal scan?
The DMSA injection is given through the IV.
What does DMSA mean?
DMSA. DMSA (meso-2,-3-dimercaptosuccinic acid) is a sulfhydryl-containing, water-soluble, non-toxic, orally administered metal chelator 1 that has been in use as an antidote to heavy metal toxicity since the 1950s. Research confirms this substance’s efficacy and safety, and supports its use as the premier oral metal chelator for mercury—and
How do you prepare for a renal scan?
scan because of the medicines used in each one. Both tests also can compare the amount of kidney function in the right and left kidneys. Preparing for the Scan Before coming to the hospital, read the explanation that follows and explain to your child what will happen during the test. For young children, use simple words and explain only shortly before the test. Children 4 years and under may require sedation for their procedure. You will be given certain
Can DMSA cause kidney pain?
This is because DMSA does not attach itself to areas of the kidneys that are damaged. Doctors can compare the function of each kidney to see if one kidney functions differently to the other.