Quantitative Methods in Renography - Nucleus

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Example 1 • 50 MBq 99m Tc MAG3 • Good uptake in both kidneys • Both kidneys equal function Richard Lawson Central Manchester Nuclear Medicine Centre
Example 1 – Background below kidney Relative function Left kidney: 50% Right kidney: 50% Right Kidney Left Kidney Question 4: Are these curves correctly subtracted ? 1 = Correct subtraction, 2 = Under-subtracted, 3 = Over-subtracted Answer: Slight under-subtraction Richard Lawson Central Manchester Nuclear Medicine Centre
Page 1 and 2: Radionuclides in Nephrourology, Mik
Page 3 and 4: Renography • Renography is a dyna
Page 5 and 6: Background Subtraction
Page 7 and 8: Renogram Model Extravascular Tissue
Page 9 and 10: Background Subtraction Kidney ROI c
Page 11 and 12: Recognising Correct Subtraction Cur
Page 13 and 14: Recognising Correct Subtraction 0 1
Page 15 and 16: Three Phases of the Renogram Phase
Page 17: Background Subtraction Examples
Page 21 and 22: Example 1 - Rutland method L R Rela
Page 23 and 24: Example 2 • 50MBq 99m Tc MAG3 •
Page 25 and 26: Example 2 - Peri-renal background L
Page 27 and 28: Teaching Point • If using MAG3 an
Page 29 and 30: Example 3 - Background below kidney
Page 31 and 32: Example 3 - Rutland method L R Righ
Page 33 and 34: The Rutland Method
Page 35 and 36: Constant Infusion Model Extravascul
Page 37 and 38: Rutland Practice • Draw regions o
Page 39 and 40: Rutland Practice (continued) • Ca
Page 41 and 42: Deconvolution
Page 43 and 44: Mean Transit Time Impulse Retention
Page 45 and 46: But what about the real renogram ?
Page 47 and 48: Deconvolution 100 70 50 100 50 100
Page 49 and 50: Deconvolution Bolus R 4 R 3 I(t) R
Page 51 and 52: How to do it R ( t) = I( t) * H ( t
Page 53 and 54: Effect of Vascular Background Befor
Page 55 and 56: Renogram Example - Raw Curves Activ
Page 57 and 58: Practical Considerations • System
Page 59 and 60: Summary - Deconvolution Deconvoluti
Page 61 and 62: Renogram Components Uptake Eliminat
Page 63 and 64: Quantifying Absolute Function • A
Page 65 and 66: We have looked at two Methods • T
Page 67 and 68: Summary Real renogram Blood Activit

Quantitative Methods in Renography - Nucleus

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