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Hi all, Running into an issue with a ring and blob like artifact on the ACR phantom on a GE NM 630 SPECT Camera. All the manufacturers QC passes, all the cals have been run by the manufacturer and service cant seem to pin point the issue. Curious</div>
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<div style="font-size:inherit"><span style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px;text-decoration:none;float:none;display:inline!important">Hi all,</span><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px"><br clear="all">Running into an issue with a ring and blob like artifact on the ACR phantom on a GE NM 630 SPECT Camera. All the manufacturers QC passes, all the cals have been run by the manufacturer and service cant seem to pin point the issue. Curious if anyone has run into this artifact before and if they could point me in the right direction. Should also note, this does not show up in any patient images that we know of clinically at this time. <div dir="auto"><div dir="ltr" data-smartmail="gmail_signature"><div dir="ltr"><div><div></div></div></div></div></div></div><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px"><br></div><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px">Thanks for the help! </div><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px"> Chris</div><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px"><br></div><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px"><div style="font-size:inherit" dir="auto"><div><img src="cid:19f6c8f6957bf4f951a1" style="max-width: 100%;"></div><br><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px"><br clear="all"></div><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px"><div dir="auto" style="font-size:inherit"><div><img style="max-width:100%"></div></div></div></div><br></div><div dir="auto" style="color:rgb(0,0,0);font-family:-apple-system,sans-serif;font-size:inherit;font-style:normal;font-weight:400;letter-spacing:normal;text-indent:0px;text-transform:none;white-space:normal;word-spacing:1px"><div dir="auto" style="font-size:inherit"><div><img style="max-width:100%"></div></div></div></div>