Optimization of attenuation and scatter corrections in sentinel lymph node scintigraphy using SPECT/CT systems
Author(s) -
Hiroto Yoneyama,
Hiroyuki Tsushima,
Masahisa Onoguchi,
Takahiro Konishi,
Kenichi Nakajima,
Shinro Matsuo,
Daiki Kayano,
Hiroshi Wakabayashi,
Anri Inaki,
Seigo Kinuya
Publication year - 2014
Publication title -
annals of nuclear medicine
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.67
H-Index - 58
eISSN - 1864-6433
pISSN - 0914-7187
DOI - 10.1007/s12149-014-0939-1
Subject(s) - medicine , nuclear medicine , correction for attenuation , confidence interval , sentinel lymph node , attenuation , radiology , breast cancer , positron emission tomography , cancer , physics , optics
Although SPECT/CT systems have been used for sentinel lymph node (SLN) imaging, few studies have focused on optimization of attenuation correction (AC) and scatter correction (SC). While SLNs could be detected in conventional planar images, they sometimes do not appear in SPECT/CT images. The purpose of this study was to investigate the optimal AC and SC and to improve the detectability of SLNs in examinations using SPECT/CT systems.
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