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Prediction of microdissection testicular sperm extraction outcomes of azoospermic patients post-chemotherapy using cyclophosphamide equivalent dose
PurposeWe determined the sperm retrieval rate in men with persistent azoospermia post-chemotherapy in relation to cyclophosphamide equivalent dose...
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Revisiting the formalism of equivalent uniform dose based on the linear-quadratic and universal survival curve models in high-dose stereotactic body radiotherapy
PurposeTo examine the equivalent uniform dose (EUD) formalism using the universal survival curve (USC) applicable to high-dose stereotactic body...
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Ultra-low-dose CT for attenuation correction: dose savings and effect on PET quantification for protocols with and without tin filter
BackgroundUltra-low-dose (ULD) computed tomography (CT) scans should be used when CT is performed only for attenuation correction (AC) of positron...
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Novel method for calculating the effective dose using size-specific dose estimates conversion factors in abdomen–pelvis computed tomography
We propose a novel method for calculating the effective dose that closely reflects the individual attenuation, utilizing two conversion coefficients....
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Evaluation of radiation dose reduction in head CT using the half-dose method
PurposeThe present study introduced the half-dose method (HDM), which halves the radiation dose for conventional head computed tomography (CT), for...
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Linear relationship between absorbed radiation dose and pulse rate during fluoroscopy
PurposeTo identify the relationship between fluoroscopy pulse rate and absorbed radiation dose. We compared absorbed radiation dose with common proxy...
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Re-irradiation spine stereotactic body radiotherapy following high-dose conventional radiotherapy for metastatic epidural spinal cord compression: a retrospective study
PurposeWe aimed to evaluate the efficacy and safety of re-irradiation stereotactic body radiation therapy (SBRT) in patients with metastatic...
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Real-time, acquisition parameter-free voxel-wise patient-specific Monte Carlo dose reconstruction in whole-body CT scanning using deep neural networks
ObjectiveWe propose a deep learning-guided approach to generate voxel-based absorbed dose maps from whole-body CT acquisitions.
Methods ...
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A deep-learning-based scatter correction with water equivalent path length map for digital radiography
We proposed a new deep learning (DL) model for accurate scatter correction in digital radiography. The proposed network featured a pixel-wise water...
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Robustness of pulmonary nodule radiomic features on computed tomography as a function of varying radiation dose levels—a multi-dose in vivo patient study
ObjectiveAnalysis of textural features of pulmonary nodules in chest CT, also known as radiomics, has several potential clinical applications, such...
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Radiation dose reduction using spectral sha** in pediatric non-contrast sinus CT
BackgroundCT is the standard imaging technique to evaluate pediatric sinuses. Given the potential risks of radiation exposure in children, it is...
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Impact of bone-equivalent solution density in a thoracic spine phantom on bone single-photon emission computed tomography image quality and quantification
This study aimed to evaluate the effects of dipotassium hydrogen phosphate (K 2 HPO 4 ) solution density on single-photon emission computed tomography...
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Relationship between absorbed dose and changes in liver volume after chemoradiotherapy for esophageal cancer
PurposeThe liver is the largest organ in the abdomen and is often irradiated in radiotherapy for non-hepatic malignancies. As most of the studies on...
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A flexible dose-response modeling framework based on continuous toxicity outcomes in phase I cancer clinical trials
BackgroundThe past few decades have seen remarkable developments in dose-finding designs for phase I cancer clinical trials. While many of these...
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The effect of added filtration on radiation dose and image quality in digital radiography of newborns
BackgroundRepeated chest and/or abdomen radiographs are needed on mobile digital radiography (DR) units to assess infants’ health status....
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Impact of temporal resolution on perfusion metrics, therapy decision, and radiation dose reduction in brain CT perfusion in patients with suspected stroke
PurposeCT perfusion of the brain is a powerful tool in stroke imaging, though the radiation dose is rather high. Several strategies for dose...
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Thyrogrit, supplemented with a sub-optimal dose of levothyroxine, restores thyroid function in rat model of propylthiouracil-induced hypothyroidism
BackgroundHypothyroidism is a common endocrine ailment, whose current standard of care is hormonal replacement therapy with levothyroxine (LT4)....
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Model development of dose and volume predictors for esophagitis induced during chemoradiotherapy for lung cancer as a step towards radiobiological treatment planning
BackgroundCurrently, radiation therapy treatment planning system intends biological optimization that relies heavily upon plan metrics from tumor...
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Dose–response relationship between active smoking and lung cancer mortality/prevalence in the Chinese population: a meta-analysis
BackgroundThe dose‒response relationship-based relative risk (RR) of smoking exposure could better predict the risk of lung cancer than the...
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Maximum tumor diameter and renal function can predict the declining surface dose rate after 177Lu-Dotatate: preliminary results of single institution in Japan
PurposeThis study aimed to develop a user-friendly prediction formula for dose rate adjustment after initial 177 Lu-Dotatate therapy from a...
