Jackson J H, Blue P W, Ghaed N
Radiology. 1985 Jan;154(1):203-5. doi: 10.1148/radiology.154.1.3880607.
A method has been developed to estimate glomerular filtration rate using computer evaluation of images obtained during routine renal scanning. The technique requires less than 40 minutes of imaging time, requires only a single blood sample, and correlates highly with 24 hour creatinine clearance.