EJNMMI Physics

Table 3 Photopeak Window (PW), Low Scatter Window (LSW), Upper Scatter Window (USW) for \(^{99m}\)Tc and \(^{177}\)Lu main peaks are listed

From: Validation of \(^{99m}\)Tc and \(^{177}\)Lu quantification parameters for a Monte Carlo modelled gamma camera

Radionuclide	Main peak [keV]	PW range [keV]	LSW range [keV]	USW range [keV]
Tc-99m	140.5	123.9–151.4	103.2–123.9	not used
Lu-177	113	102.7–119.4	86.1–102.7	119.4–128.2
Lu-177	208	189.3–220.0	168.8–189.3	Not used

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