SPECT/CT has been found to improve predicted postoperative forced expiratory volume in one second (ppoFEV) assessments in patients with non-small-cell lung cancer (NSCLC). An economic simulation was developed comparing the cost-effectiveness of SPECT/CT versus planar scintigraphy for a US payer. Clinical outcomes and cost data were obtained through review of the published literature. SPECT/CT increased the accuracy ppoFEV assessment, changing the therapeutic decision for 1.3% of nonsurgical patients to a surgical option, while 3.3% of surgical patients shifted to more aggressive procedures. SPECT/CT led to an expected cost of $4694 per life year gained, well below typical thresholds. SPECT/CT resulted in substantially improved health outcomes and was found to be highly cost-effective.
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http://dx.doi.org/10.2217/cer-2021-0139 | DOI Listing |
Clin Nucl Med
February 2025
From the Interventional Oncology/Radiology Service, Department of Radiology, Memorial Sloan Kettering Cancer Center, New York, NY.
Background: Radiation segmentectomy (RS) is an alternative potential local curative treatment for selected colorectal liver metastases (CLMs) not amenable to ablation or limited resection.
Purpose: The aim of this study was to evaluate the dosimetric response of low volume CLMs to RS in heavily pretreated patients who are not candidates for resection or percutaneous ablation.
Patients And Methods: This single-center retrospective study evaluated CLMs patients treated with RS (prescribed tumor dose >190 Gy) from 2015 to 2023.
Clin Physiol Funct Imaging
January 2025
Department of Orthopaedics, Shanghai Tenth People's Hospital, Tongji University, Shanghai, China.
Purpose: The aim of this study was to evaluate the effectiveness of single-photon emission computed tomography/computed tomography (SPECT/CT) in detecting and localizing the causative vertebra in cases of suspected fresh osteoporotic vertebral compression fractures (OVCFs) in patients with contraindications to MRI.
Methods: A total of 21 patients with severe back pain with 31 suspected OVCF segments and contraindications to MRI were initially identified through radiographs and the back pain-inducing test (BPIT). The responsible vertebral bodies were determined using [Tc]MDP SPECT/CT before percutaneous vertebroplasty (PVP).
Coron Artery Dis
December 2024
Department of Cardiology, David Geffen School of Medicine, University of California, Los Angeles.
Background: Noninvasive cardiac testing with coronary computed tomography angiography (CCTA) and single-photon emission computed tomography (SPECT) are becoming alternatives to invasive angiography for the evaluation of obstructive coronary artery disease. We aimed to evaluate whether a novel artificial intelligence (AI)-assisted CCTA program is comparable to SPECT imaging for ischemic testing.
Methods: CCTA images were analyzed using an artificial intelligence convolutional neural network machine-learning-based model, atherosclerosis imaging-quantitative computed tomography (AI-QCT)ISCHEMIA.
Nuklearmedizin
December 2024
Klinik für Nuklearmedizin, University Hospital Aachen, Aachen, Germany.
In this study, standard 2D lung lobe quantification is compared with two 3D lung lobe quantification software tools to investigate the clinical benefit of a 3D approach. The accuracy of 2D versus 3D lung lobe quantification is evaluated based on the calculated numerical ventilation-perfusion ratio (VQR) using a receiver operating curve (ROC) analysis.A study group of 50 consecutive patients underwent a planar lung scintigraphy (anterior/posterior) as well as ventilation/perfusion single photon emission computed tomography (SPECT/CT) to exclude acute pulmonary embolism.
View Article and Find Full Text PDFCurr Probl Cancer
December 2024
Department of Neurosciences, College of Medicine and Philippine General Hospital, University of the Philippines Manila, Manila, Philippines; Institute for Neurosciences, St. Luke's Medical Center, Quezon City & Global City, Philippines.
Background: Thallium-201 single-photon emission computed tomography (TI-SPECT) imaging has been used historically to distinguish malignant cerebral neoplasms from infectious etiologies.
Objectives: Our study aims to conduct a retrospective study, review existing literature, and perform meta-analysis on the use of TI-SPECT to differentiate malignant from non-malignant nervous system lesions when other advanced imaging modalities are not available, such as in resource-limited setting.
Methods: A retrospective study on the use of TI-SPECT in differentiating malignant versus non-malignant nervous system lesions was conducted in two tertiary hospitals in the Philippines.
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