Digital Breast Tomosynthesis
... Digital Breast Tomosynthesis Digital breast tomosynthesis (DBT) uses a modified DM unit which can produce 3D images. 23 DBT uses conventional x-rays and a digital detector to create cross-sectional images or ‘slices’ of a volume of tissue. 24 The slices are typically thin which largely eliminates th ...
... Digital Breast Tomosynthesis Digital breast tomosynthesis (DBT) uses a modified DM unit which can produce 3D images. 23 DBT uses conventional x-rays and a digital detector to create cross-sectional images or ‘slices’ of a volume of tissue. 24 The slices are typically thin which largely eliminates th ...
Four Slice CT Scanner Comparison Report
... there is considerable of difference between the two. In particular, the current Asteion has a lower specification tube and generator, and a slower scan speed. In its current form it has poorer dosimetric performance than the Aquilion for equivalent image quality. Toshiba stated that they would upgra ...
... there is considerable of difference between the two. In particular, the current Asteion has a lower specification tube and generator, and a slower scan speed. In its current form it has poorer dosimetric performance than the Aquilion for equivalent image quality. Toshiba stated that they would upgra ...
EANM-EORTC general recommendations for sentinel node
... SN to proceed directly to CLND (cf. Sect. 6: Image acquisition and interpretation) ...
... SN to proceed directly to CLND (cf. Sect. 6: Image acquisition and interpretation) ...
Management of the Incidentally Discovered Adrenal Mass
... present in 4% of computed tomography (CT) scans in the general population, and the risk of finding an AI increases with age.3,5 Most of these lesions, likely >80%, are benign in nature; diagnostic imaging can be a powerful tool to delineate these masses from their malignant counterparts.6 Many benig ...
... present in 4% of computed tomography (CT) scans in the general population, and the risk of finding an AI increases with age.3,5 Most of these lesions, likely >80%, are benign in nature; diagnostic imaging can be a powerful tool to delineate these masses from their malignant counterparts.6 Many benig ...
Expert Panel on Diagnostic Imaging Quality
... within the relevant field. Peer review methods are employed to maintain standards, improve performance and provide credibility. A peer review process in diagnostic imaging is typically used in the context of a radiology service’s overall quality assurance program.” Peer review is ideal for measuring ...
... within the relevant field. Peer review methods are employed to maintain standards, improve performance and provide credibility. A peer review process in diagnostic imaging is typically used in the context of a radiology service’s overall quality assurance program.” Peer review is ideal for measuring ...
CHAP9-CPTcodes70000-79999_final103116.doc Revision Date: 1
... 31500), chest tube insertion procedure (e.g., CPT codes 32550, 32551, 32554, 32555), or insertion of a central flow directed catheter procedure (e.g., Swan Ganz)(CPT code 93503) is performed, a chest radiologic examination is usually performed to confirm the location and proper positioning of the t ...
... 31500), chest tube insertion procedure (e.g., CPT codes 32550, 32551, 32554, 32555), or insertion of a central flow directed catheter procedure (e.g., Swan Ganz)(CPT code 93503) is performed, a chest radiologic examination is usually performed to confirm the location and proper positioning of the t ...
Robust Free-Breathing Whole-Heart Cine MRI using Multi
... 3D cine with whole ventricle coverage in one breathhold [1,2], and have demonstrated consistent quantitative volume and EF evaluations compared to 2D cine. However, it is infeasible for breathhold (BH) 3D cine to provide isotropic resolution for reformatting due to limited patient breathhold capacit ...
... 3D cine with whole ventricle coverage in one breathhold [1,2], and have demonstrated consistent quantitative volume and EF evaluations compared to 2D cine. However, it is infeasible for breathhold (BH) 3D cine to provide isotropic resolution for reformatting due to limited patient breathhold capacit ...
rsd product brochure - Radiology Support Devices
... the arrival of his wife.The friend was depressed by working in an amputee center, and she bemoaned the poor arm prostheses being fitted to the amputees. At that time Mr. Alderson was working at the Bell Telephone Laboratories on the first missile-guidance system, which contained powerful, miniature ...
... the arrival of his wife.The friend was depressed by working in an amputee center, and she bemoaned the poor arm prostheses being fitted to the amputees. At that time Mr. Alderson was working at the Bell Telephone Laboratories on the first missile-guidance system, which contained powerful, miniature ...
Central Retinal Artery Occlusion After Carotid Artery Angioplasty and
... Fig. 1. A: Diffusion-weighted magnetic resonance image (DW-MRI) shows multiple small infarctions on the centrum ovale of the right hemisphere. B: Magnetic resonance angiography(MRI) shows proximal internal carotid artery (ICA) stenosis. C: Single-photon emission computed tomography (SPECT) without a ...
... Fig. 1. A: Diffusion-weighted magnetic resonance image (DW-MRI) shows multiple small infarctions on the centrum ovale of the right hemisphere. B: Magnetic resonance angiography(MRI) shows proximal internal carotid artery (ICA) stenosis. C: Single-photon emission computed tomography (SPECT) without a ...
PET Phantom Instructions
... time in the appropriate boxes on the Phantom Dilution Worksheet. The F-18 solution may need to be diluted to facilitate measurement because the concentration is often as high as 75 mCi/cc. For future reference, enter times into the table below. 2) Fill the phantom with water. Be sure that the Teflon ...
... time in the appropriate boxes on the Phantom Dilution Worksheet. The F-18 solution may need to be diluted to facilitate measurement because the concentration is often as high as 75 mCi/cc. For future reference, enter times into the table below. 2) Fill the phantom with water. Be sure that the Teflon ...
Focal Orbital Amyloidosis Presenting as Rectus Muscle
... Kunio Sakai, and Susumu Tokiguchi acuity and fundi. Intraocular pressure was 15 mm Hg bilaterally. Blood and urine laboratory findings were normal. There was no clinical and laboratory evidence of Graves disease. Chest radiographs and ECG were also normal. Orbital CT scans showed marked fusiform enl ...
... Kunio Sakai, and Susumu Tokiguchi acuity and fundi. Intraocular pressure was 15 mm Hg bilaterally. Blood and urine laboratory findings were normal. There was no clinical and laboratory evidence of Graves disease. Chest radiographs and ECG were also normal. Orbital CT scans showed marked fusiform enl ...
December - BIDMC Radiology Alumni
... Karen Dowie (not shown): In recognition of your continued support and commitment to the team and our patients, with the recent staffing challenges you have ensured that patient care remains seamless for those requiring combo appointments, on occasion you have worked through your shift to ensure that ...
... Karen Dowie (not shown): In recognition of your continued support and commitment to the team and our patients, with the recent staffing challenges you have ensured that patient care remains seamless for those requiring combo appointments, on occasion you have worked through your shift to ensure that ...
Estimation of coronary flow reserve: Can SPECT compete with other
... standard single-gamma camera configuration for SPECT has been supplanted at many institutions by dual- or tripledetector systems, with dual-detector systems being most commonly purchased by health care providers. However, single-detector systems are still the most common in clinical inventories beca ...
... standard single-gamma camera configuration for SPECT has been supplanted at many institutions by dual- or tripledetector systems, with dual-detector systems being most commonly purchased by health care providers. However, single-detector systems are still the most common in clinical inventories beca ...
CCR Template - Colorado Secretary of State
... visible imageS. It includes the image receptor(s) such as the image intensifier and spot-film device, electrical interlocks, if any, and structural material providing linkage between the image receptor and diagnostic source assembly. ...
... visible imageS. It includes the image receptor(s) such as the image intensifier and spot-film device, electrical interlocks, if any, and structural material providing linkage between the image receptor and diagnostic source assembly. ...
Percutaneous Ablation of Hepatocellular Carcinoma
... Surgical resection and orthotopic liver transplantation have curative potential but fewer than 20% of patients are suitable candidates. Percutaneous thermal ablation is considered the optimal treatment of choice for focal unresectable HCC of early stage, reduction of tumor burden in more advanced d ...
... Surgical resection and orthotopic liver transplantation have curative potential but fewer than 20% of patients are suitable candidates. Percutaneous thermal ablation is considered the optimal treatment of choice for focal unresectable HCC of early stage, reduction of tumor burden in more advanced d ...
PET-/SPECT-MRI Attenuation Correction using
... Imaging in Nuclear Medicine In 1917, Johann Radon, an Austrian mathematician who later in 1925 became full professor in Erlangen, invented the Radon transform. However, Radon’s original paper was virtually unknown by researchers in applied areas prior to the early 1970s. One of the investigators who ...
... Imaging in Nuclear Medicine In 1917, Johann Radon, an Austrian mathematician who later in 1925 became full professor in Erlangen, invented the Radon transform. However, Radon’s original paper was virtually unknown by researchers in applied areas prior to the early 1970s. One of the investigators who ...
IAEA HUMAN HEALTH SERIES No. 11
... PET and CT data couples functional and anatomical information, thus optimizing the clinical utility of the images. PET/CT, used with [18F]-FDG as a radiotracer, has had such an impact on patient management that it has reformed many traditional diagnostic approaches, and offers a new tool to be used ...
... PET and CT data couples functional and anatomical information, thus optimizing the clinical utility of the images. PET/CT, used with [18F]-FDG as a radiotracer, has had such an impact on patient management that it has reformed many traditional diagnostic approaches, and offers a new tool to be used ...
X-ray spectral measurements for tungsten
... compared, and thus, the “sweet spot” at which the highest photon rate was received by the spectrometer could be located. We used this method to align the axis of the spectrometer-pinhole assembly to the central ray. The x-ray tube is composed by a tungsten focal track26 on a molybdenum anode disk (F ...
... compared, and thus, the “sweet spot” at which the highest photon rate was received by the spectrometer could be located. We used this method to align the axis of the spectrometer-pinhole assembly to the central ray. The x-ray tube is composed by a tungsten focal track26 on a molybdenum anode disk (F ...
Liliequist Membrane: Three-dimensional Constructive Interference
... to intracranial surgery, the Liliequist membrane has come to be considered an important structure. However, to our knowledge, there have been no studies of the MR imaging assessment of the Liliequist membrane in healthy living individuals. Of the three segments of the Liliequist membrane, the sellar ...
... to intracranial surgery, the Liliequist membrane has come to be considered an important structure. However, to our knowledge, there have been no studies of the MR imaging assessment of the Liliequist membrane in healthy living individuals. Of the three segments of the Liliequist membrane, the sellar ...
Approach to Solid Liver Masses in the Cirrhotic Patient
... these lesions are detected by ultrasound, enhanced CT and MRI. The most likely diagnosis of a solid liver lesion in a cirrhotic liver is hepatocellular carcinoma, followed by high grade or low grade dysplastic nodule, and cholangiocarcinoma. Lymphoma and liver metastasis are extremely rare. Diagnosi ...
... these lesions are detected by ultrasound, enhanced CT and MRI. The most likely diagnosis of a solid liver lesion in a cirrhotic liver is hepatocellular carcinoma, followed by high grade or low grade dysplastic nodule, and cholangiocarcinoma. Lymphoma and liver metastasis are extremely rare. Diagnosi ...
ACR-AIUM-SPR-SRU Practice Parameter for the Performance of an
... This document is an educational tool designed to assist practitioners in providing appropriate radiologic care for patients. Practice Parameters and Technical Standards are not inflexible rules or requirements of practice and are not intended, nor should they be used, to establish a legal standard o ...
... This document is an educational tool designed to assist practitioners in providing appropriate radiologic care for patients. Practice Parameters and Technical Standards are not inflexible rules or requirements of practice and are not intended, nor should they be used, to establish a legal standard o ...
Quantification of the Cerebral Perfusion with the Arterial Spin
... I would like to thank Siemens Healthcare company and more especially Heiko Meyer for having offered me the possibility to work on this project. It enabled me to participate, at a really tiny scale, in the process of improving the MR systems which is an amazing tool to improve our today’s ability to ...
... I would like to thank Siemens Healthcare company and more especially Heiko Meyer for having offered me the possibility to work on this project. It enabled me to participate, at a really tiny scale, in the process of improving the MR systems which is an amazing tool to improve our today’s ability to ...
Breast tomosynthesis: the new age of mammography
... slower rate of evolution compared to other imaging techniques, such as computerized tomography or magnetic resonance imaging. Widespread use of analog mammography began during the sixties, remaining the only method for breast cancer screening. Mammography (MG) is the only effective screening method ...
... slower rate of evolution compared to other imaging techniques, such as computerized tomography or magnetic resonance imaging. Widespread use of analog mammography began during the sixties, remaining the only method for breast cancer screening. Mammography (MG) is the only effective screening method ...
grading pelvic prolapse and pelvic floor
... patient preparation and minimal cooperation, and does not expose the examiner or patient to ionizing radiation. There are, however, several limitations with this technique. Defining normal values for the H and M lines is difficult, as it would be quite expensive to perform dynamic MRI scans on nulli ...
... patient preparation and minimal cooperation, and does not expose the examiner or patient to ionizing radiation. There are, however, several limitations with this technique. Defining normal values for the H and M lines is difficult, as it would be quite expensive to perform dynamic MRI scans on nulli ...
MRI Accreditation Program Requirements
... The MRI Accreditation Program evaluates the qualifications of personnel, the quality control program, MR Safety Policies and image quality specific to MRI. It involves the acquisition of clinical and phantom images and corresponding data for each unit. The acquisition of the phantom images involves ...
... The MRI Accreditation Program evaluates the qualifications of personnel, the quality control program, MR Safety Policies and image quality specific to MRI. It involves the acquisition of clinical and phantom images and corresponding data for each unit. The acquisition of the phantom images involves ...