Renal cortical scintigraphy detects the amount of functioning renal cortical tissue through images taken with a gamma camera approximately two hours after radiopharmaceutical injection.

Its a type of Renal Scintigraphy


RCS using 99mTc dimercaptosuccinic acid is predominantly performed to assess the renal sequelaed of urinary tract infection.

It is most commonly performed for the evaluation of chronic renal scars, although it is also undertaken in the assessment of acute pyelonephritis.


The clinical indications for undertaking renal cortical scintigraphy are varied.

It is the investigation of choice in establishing the diagnosis of acute pyelonephritis

This condition cannot be diagnosed reliably on clinical grounds alone, particularly in children.

The younger the child is, the more nonspecific the signs are.

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