Αρχειοθήκη ιστολογίου

Δευτέρα 18 Μαΐου 2020


Diffusion Tensor Imaging of Microstructural Changes in the Gray and White Matter in Patients With Crigler-Najjar Syndrome Type I
Purpose This study aimed to evaluate the role of diffusion tensor imaging of microstructural changes in gray and white matter in Crigler-Najjar syndrome type I. Patient and Methods A prospective study was conducted on 10 patients with Crigler-Najjar syndrome type I and 10 age- and sex-matched children who underwent diffusion tensor imaging of the brain. Mean diffusivity (MD) and fractional anisotropy (FA) of gray and white matter were measured. Results There was a significantly higher...
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
Unique Characteristics of Intravitreal Silicone Oil on Dual-Energy Computed Tomography
Silicone oil is used as an intravitreal injection to treat retinal detachment. This material can spread into the subarachnoid space, where it may be mistaken for acute hemorrhage on single-energy computed tomography. This report describes the appearance of intravitreal silicone oil on dual-energy computed tomography, emphasizing unique virtual monoenergetic imaging characteristics that allow for confident differentiation of silicone oil from hemorrhage as well as from other potential single-energy...
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
Diagnostic Value of Quantitative Gray-Scale Analysis of Contrast-Enhanced Spectral Mammography for Benign and Malignant Breast Lesions
Objective The aim of the study was to quantitatively analyze the enhancement of breast lesions by contrast-enhanced spectral mammography to improve the differential diagnosis ability of contrast-enhanced spectral mammography. Methods A total of 283 patients with breast lesions admitted from August 2017 to May 2018 were retrospectively analyzed. Quantitative analysis of all enhancing lesions was performed to measure the gray values of the lesion region of interest (ROI), the area close to...
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
Craniofacial Sutural Pattern and Surgical Management in Patients With Different Degrees of Trigonocephaly Severity
Objective The aim of this study was to identify quantitative tools to classify the severity of trigonocephaly to guide surgical management and predict outcome. Methods We reviewed high-resolution computed tomography images of 59 patients with metopic synostosis. We assessed the craniofacial sutural pattern as well as interfrontal and metopic angles, and we related the frontal angulation degree with the sutural pattern, the surgical management, and clinical outcome. Results We identified...
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
Preresection Radiologic Assessment and Imaging Features of 156 Pathologically Proven Adrenal Adenomas
Purpose The aims of the study were to assess the typical and atypical radiologic features of pathologically proven adrenal adenomas and to determine the relationship between the radiologic and histopathologic classification. Methods We retrospectively studied 156 pathologically proven adrenal adenomas in 154 patients from our institutional databases who have computed tomography (CT) and/or magnetic resonance imaging (MRI) examinations before intervention. We determined the histopathologic...
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
Does Mastoid Pneumatization Affect Facial Canal Dimensions and Distances of Facial Tympanic Segment–Scutum and Lateral Semicircular Canal–Scutum?
Objectives In the present study, we investigated whether mastoid pneumatization affects facial canal dimensions and distances of facial tympanic segment and scutum, and lateral semicircular (LSS) canal and scutum. Methods One hundred sixty-one temporal multidetector computed tomography scans were reviewed. Patients with unilateral sclerotic mastoid pneumatization (no aeration) (group 1, n = 81) and unilateral total mastoid pneumatization (100.0% aeration) (group 2, n = 80) were included....
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
Assessment of the Effectiveness of the Vaginal Contrast Media in Magnetic Resonance Imaging for Detection of Pelvic Pathologies: A Meta-analysis
Objective Magnetic resonance imaging (MRI) is an excellent modality for pelvic imaging. The anatomy of uterine cavity and vagina is optimally evaluated when the walls, which may spontaneously be collapsed, are distended. Distension of these cavities during pelvic MRI for evaluation of gynecologic diseases has been conducted with vagina, filled with ultrasound gel or saline solution. In this meta-analysis, we aim to assess the effectiveness of vaginal contrast media in MRI for improving the detection...
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
Irregular Contour of Inner Ear Structures and Hypomineralized Areas at Otic Capsule: Are They Other Additional Imaging Findings of Incomplete Partition-III?
Purpose Incomplete partition III (IP-III) characterized by congenital mixed or sensorineural hearing loss is a rare genetic disease transmitted through X-linked inheritance. Incomplete partition III can be easily achieved based on pathognomonic computed tomography findings. The aims of this study were to investigate the otic capsule abnormalities in IP-III and to report irregular contour of membranous labyrinth and hypomineralized areas at otic capsule, which have not previously been described. ...
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
Disease Characteristics, Radiologic Patterns, Comorbid Diseases, and Ethnic Differences in 32 Patients With Rosai-Dorfman Disease
Objective Rosai-Dorfman disease (RDD) is a rare and idiopathic nonneoplastic disease of histiocytes that is characterized by lymphadenopathy and extranodal disease. In this study, we documented anatomical preferences, imaging findings, comorbid diseases, and ethnic differences in 32 RDD patients. Methods We conducted a retrospective review of pathologically confirmed cases seen at our institution from 1998 to 2016. These cases were analyzed for (a) anatomical locations, (b) radiologic appearance,...
Journal of Computer Assisted Tomography - Current Issue
Fri May 01, 2020 03:00
EVALUATION OF DOSE IN SLEEP BY MATTRESS CONTAINING MONAZITE.
Related ArticlesEVALUATION OF DOSE IN SLEEP BY MATTRESS CONTAINING MONAZITE. Radiat Prot Dosimetry. 2019 Dec 31;187(3):286-299 Authors: Kim BG, Jeong KH, Shin HK Abstract Some companies in Korea have sold beds which contain a processed product containing monazite powder. Consumers may receive external exposure by radiation emitted by progeny radionuclides in uranium and thorium, and internal exposure through the breathing of radon progeny radionuclides...
Radiation protection dosimetry
Mon May 18, 2020 03:15
Extremely Low Frequency Electromagnetic Field Exposure Measurement in the Vicinity of Wind Turbines.
Extremely Low Frequency Electromagnetic Field Exposure Measurement in the Vicinity of Wind Turbines. Radiat Prot Dosimetry. 2020 May 15;: Authors: Aris A, Yiannis K, Charilaos T, Alkhorayef M, Sulieman A, Ioannis T, Kiki T, Constantin K Abstract BACKGROUND: There is an exponential growth of public concern worldwide regarding the exposure to electromagnetic fields (EMF) generated by wind turbines. The high concern of the general population enhances...
Radiation protection dosimetry
Sat May 16, 2020 15:04
Assessment of Adult Diagnostic Reference Levels in Intraoral Radiography in Tamil Nadu Region, India.
Assessment of Adult Diagnostic Reference Levels in Intraoral Radiography in Tamil Nadu Region, India. Radiat Prot Dosimetry. 2020 May 15;: Authors: Jose A, Saravana Kumar A, Govindarajan KN, Manimaran P Abstract In the present study, incident air kerma has been measured, for six intraoral examinations, for establishing regional adult diagnostic reference levels (DRLs), in intraoral radiography, in Tamil Nadu, India. A total of 131 units, both digital...
Radiation protection dosimetry
Sat May 16, 2020 15:04
Evaluation of Ambient Dose Equivalent Surrounding Transmission Full-Body Scanners.
Evaluation of Ambient Dose Equivalent Surrounding Transmission Full-Body Scanners. Radiat Prot Dosimetry. 2020 May 14;: Authors: Elias CCR, D'Oliveira Cardoso D, de Medeiros MPC, de Oliveira CL, Gavazza S, Correa SCA, Souza EM Abstract This study analyses the ambient dose equivalent around transmission full-body scanners used in Brazilian prisons and airports. In order to achieve this goal, three transmission full-body scanners of the same model...
Radiation protection dosimetry
Fri May 15, 2020 15:22
A closer look at NIFTP.
Related ArticlesA closer look at NIFTP. Hormones (Athens). 2020 May 16;: Authors: Dhanushika T, Priyani AAH, Ranaweera MEM, Ranaweera GG, de Silva MVC, Dassanayake RS Abstract Despite the rise in the incidence of papillary thyroid carcinoma (PTC) during the last 30 years, the mortality rate due to PTC has remained static. One reason for this phenomenon is the indolent nature of some of the tumors that are diagnosed as PTC. A subgroup of tumors, which...
radioactive iodine
Mon May 18, 2020 02:58
In situ reductive dissolution to remove Iodine-129 from aquifer sediments.
Related ArticlesIn situ reductive dissolution to remove Iodine-129 from aquifer sediments. J Environ Radioact. 2020 May;216:106182 Authors: Szecsody JE, Emerson HP, Pearce CI, Gartman BN, Resch CT, Di Pietro SA Abstract The use of an aqueous reductant (Na-dithionite) with pH buffer (K-carbonate, pH 12) was evaluated in this laboratory study as a potential remedial approach for removing Fe oxide associated iodine and enhancing pump-and-treat extraction...
radioactive iodine
Fri May 15, 2020 15:35
Behavior and Food Consumption Pattern of the French Polynesian Population in the 1960s -1970s.
Related ArticlesBehavior and Food Consumption Pattern of the French Polynesian Population in the 1960s -1970s. Asian Pac J Cancer Prev. 2019 Dec 01;20(12):3667-3677 Authors: Drozdovitch V, Bouville A, Tetuanui T, Taquet M, Gardon J, Xhaard C, Ren Y, Doyon F, de Vathaire F Abstract BACKGROUND: Reconstruction of radiation doses to the thyroid for a case-control study of thyroid cancer in French Polynesians exposed to radioactive fallout from atmospheric...
radioactive iodine
Fri May 15, 2020 15:35
Intermittent hypercapnic hypoxia induces respiratory hypersensitivity to fentanyl accompanied by tonic respiratory depression by endogenous opioids.
Related ArticlesIntermittent hypercapnic hypoxia induces respiratory hypersensitivity to fentanyl accompanied by tonic respiratory depression by endogenous opioids. J Physiol. 2020 May 16;: Authors: Brackley AD, Andrade MA, Toney GM Abstract KEY POINTS: Sleep apnoea increases susceptibility to opioid-induced respiratory depression (OIRD). Endogenous opioids are implicated as a contributing factor in sleep apnoea. Rats exposed to sleep phase chronic intermittent...
pubmed: "j physiol"[jour]
Mon May 18, 2020 02:52
Lower body negative pressure protects brain perfusion in aviation gravitational stress induced by push-pull maneuver.
Related ArticlesLower body negative pressure protects brain perfusion in aviation gravitational stress induced by push-pull maneuver. J Physiol. 2020 May 16;: Authors: Xing C, Wang X, Gao Y, Zhang J, Liu Y, Guo Y, Wang C, Feng Y, Lei Y, Zhang X, Li J, Hu W, Zhang S, Yuan L, Gao F Abstract KEY POINTS: Rapid alterations of gravitational stress during high-performance aircraft push-pull maneuver induce dramatic shifts in volume and pressure within the circulation...
pubmed: "j physiol"[jour]
Mon May 18, 2020 02:52
Activity-dependent increases of protein synthesis in skeletal muscle: Sensing the energy levels?
Related ArticlesActivity-dependent increases of protein synthesis in skeletal muscle: Sensing the energy levels? J Physiol. 2020 May 16;: Authors: Blaauw B PMID: 32415782 [PubMed - as supplied by publisher]
pubmed: "j physiol"[jour]
Mon May 18, 2020 02:52
Can you out-exercise a bad sleep? A muscle-centric view.
Related ArticlesCan you out-exercise a bad sleep? A muscle-centric view. J Physiol. 2020 May 16;: Authors: Estafanos S, Adams C, Tinline-Goodfellow C, Hodson N PMID: 32415779 [PubMed - as supplied by publisher]
pubmed: "j physiol"[jour]
Mon May 18, 2020 02:52
Identification and classification of interstitial cells in the mouse renal pelvis.
Related ArticlesIdentification and classification of interstitial cells in the mouse renal pelvis. J Physiol. 2020 May 15;: Authors: Grainger N, Freeman RS, Shonnard CC, Drumm BT, Koh SD, Ward SM, Sanders KM Abstract KEY POINTS: Platelet-derived growth factor receptor-alpha (PDGFRα) is a novel biomarker along with smooth myosin heavy chain for the pacemaker cells (previously termed 'atypical' smooth muscle cells) in the murine and cynomolgus monkey pelvis-kidney...
pubmed: "j physiol"[jour]
Mon May 18, 2020 02:52
Modulation of cortical slow oscillatory rhythm by GABAB receptors: an in vitro experimental and computational study.
Modulation of cortical slow oscillatory rhythm by GABAB receptors: an in vitro experimental and computational study. J Physiol. 2020 May 14;: Authors: Perez-Zabalza M, Reig R, Manrique J, Jercog D, Winograd M, Parga N, Sanchez-Vives MV Abstract KEY POINTS: We confirm that GABAB -Rs are involved in the termination of Up-states; their blockade consistently elongates Up-states. GABAB -Rs modulate also Down-states and the oscillatory cycle, thus with an...
pubmed: "j physiol"[jour]
Fri May 15, 2020 15:38
Thermoregulatory sweating and evaporative heat loss during exercise: is the whole greater than the sum of its parts?
Thermoregulatory sweating and evaporative heat loss during exercise: is the whole greater than the sum of its parts? J Physiol. 2020 May 13;: Authors: Mündel T PMID: 32406117 [PubMed - as supplied by publisher]
pubmed: "j physiol"[jour]
Fri May 15, 2020 15:38
A murine model of the exercise pressor reflex.
A murine model of the exercise pressor reflex. J Physiol. 2020 May 13;: Authors: Li Q, Garry MG Abstract KEY POINTS: The decerebrate mouse provides a novel working model of the Exercise Pressor Reflex (EPR) The decerebrate mouse model of the EPR is similar to the previously described decerebrate rat model Studying the EPR in transgenic mouse models can define exact mechanisms of the EPR in health and disease ABSTRACT: The exercise pressor reflex (EPR)...
pubmed: "j physiol"[jour]
Fri May 15, 2020 15:38
When fasting results in metabolic damage: a matter of gender.
When fasting results in metabolic damage: a matter of gender. J Physiol. 2020 May 13;: Authors: Muñoz VR, Vieira RFL, Gaspar RC PMID: 32406089 [PubMed - as supplied by publisher]
pubmed: "j physiol"[jour]
Fri May 15, 2020 15:38
Inflammatory myofibroblastic tumor in the head and neck-a neoplasm with both tumor features and inflammation.
Related ArticlesInflammatory myofibroblastic tumor in the head and neck-a neoplasm with both tumor features and inflammation. Oral Surg Oral Med Oral Pathol Oral Radiol. 2020 May 12;: Authors: Zhang Y, Peng C, Tian Z, Cao W, Yang X, Ji T Abstract OBJECTIVE: The aim of this study was to unveil the reciprocal relation of tumor characteristics and inflammation in inflammatory myofibroblastic tumor in the head and neck. STUDY DESIGN: The study...
oral surg oral med
Mon May 18, 2020 02:38
Infiltrating immune cells are associated with radiosensitivity and favorable survival in head and neck cancer treated with definitive radiotherapy.
Infiltrating immune cells are associated with radiosensitivity and favorable survival in head and neck cancer treated with definitive radiotherapy. Oral Surg Oral Med Oral Pathol Oral Radiol. 2020 May 11;: Authors: Fiedler M, Weber F, Hautmann MG, Bohr C, Reichert TE, Ettl T Abstract OBJECTIVES: The aim of this study was to investigate the influence of CD4+, CD8+ and Forkhead box protein 3 (FoxP3+) tumor-infiltrating lymphocytes, as well as CD1a+...
oral surg oral med
Sat May 16, 2020 15:50
Introduction.
Introduction. Oral Surg Oral Med Oral Pathol Oral Radiol. 2020 May;129(5):427 Authors: Lubek JE PMID: 32408988 [PubMed - in process]
oral surg oral med
Sat May 16, 2020 15:50
Osteosarcoma of the jaw: report of 3 cases (including the rare epithelioid variant) with review of literature.
Osteosarcoma of the jaw: report of 3 cases (including the rare epithelioid variant) with review of literature. Oral Surg Oral Med Oral Pathol Oral Radiol. 2020 May 11;: Authors: Malik F, Gleysteen JP, Agarwal S Abstract Osteosarcoma of the jaw (OSJ) is a rare malignancy, accounting for less than 1% of head and neck malignancies. OSJ can arise as a primary malignancy or secondary to locoregional radiation treatment. Radiologically, these tumors show...
oral surg oral med
Fri May 15, 2020 15:53
Promoter region mutations of the telomerase reverse transcriptase (TERT) gene in head and neck squamous cell carcinoma.
Promoter region mutations of the telomerase reverse transcriptase (TERT) gene in head and neck squamous cell carcinoma. Oral Surg Oral Med Oral Pathol Oral Radiol. 2020 May 11;: Authors: Yilmaz I, Erkul BE, Ozturk Sari S, Issin G, Tural E, Terzi Kaya Terzi N, Karatay H, Celik M, Ulusan M, Bilgic B Abstract OBJECTIVE: The aim of the present study was to assess the prevalence of TERT promoter region mutations in tumor samples of patients with squamous...
oral surg oral med
Fri May 15, 2020 15:53
Mechanistic insights into the reduced developmental capacity of in vitro matured oocytes and importance of cumulus cells in oocyte quality determination.
Related ArticlesMechanistic insights into the reduced developmental capacity of in vitro matured oocytes and importance of cumulus cells in oocyte quality determination. J Cell Physiol. 2020 May 16;: Authors: Li A, Wang F, Li L, Fan LH, Meng TG, Li QN, Wang Y, Yue W, Wang HX, Shi YP, Li HX, Schatten H, Sun QY, Guo XP Abstract In vitro maturation of oocytes is a promising assisted reproductive technology (ART) for infertility treatment, although it is...
pubmed: "j cell physiol"[jou...
Mon May 18, 2020 02:14
Upregulation of Toll-like receptor 4 through anti-miR-Let-7a enhances blastocyst attachment to endometrial cells in mice.
Related ArticlesUpregulation of Toll-like receptor 4 through anti-miR-Let-7a enhances blastocyst attachment to endometrial cells in mice. J Cell Physiol. 2020 May 16;: Authors: Hosseini S, Hosseini S, Salehi M Abstract Despite encouraging advances in fertility technology, the success rate of an ongoing pregnancy is relatively low and predominantly associated with implantation failure. Inflammatory responses are beneficial in the fetomaternal interface...
pubmed: "j cell physiol"[jou...
Mon May 18, 2020 02:14
Long noncoding RNA CCAT1 inhibits miR-613 to promote nonalcoholic fatty liver disease via increasing LXRα transcription.
Long noncoding RNA CCAT1 inhibits miR-613 to promote nonalcoholic fatty liver disease via increasing LXRα transcription. J Cell Physiol. 2020 May 15;: Authors: Huang F, Liu H, Lei Z, Li Z, Zhang T, Yang M, Zhou K, Sun C Abstract Nonalcoholic fatty liver disease (NAFLD) is regarded as a threat to public health; however, the pathologic mechanism of NAFLD is not fully understood. We attempted to identify abnormally expressed long noncoding RNA (lncRNAs)...
pubmed: "j cell physiol"[jou...
Sat May 16, 2020 14:45
Tumor-associated macrophages promote prostate cancer progression via exosome-mediated miR-95 transfer.
Tumor-associated macrophages promote prostate cancer progression via exosome-mediated miR-95 transfer. J Cell Physiol. 2020 May 14;: Authors: Guan H, Peng R, Fang F, Mao L, Chen Z, Yang S, Dai C, Wu H, Wang C, Feng N, Xu B, Chen M Abstract Tumor-associated macrophages (TAMs) are vital constituents in mediating cell-to-cell communication within the tumor microenvironment. However, the molecular mechanisms underlying the interplay between TAMs and tumor...
pubmed: "j cell physiol"[jou...
Fri May 15, 2020 15:09
Image duplication in E Galmozzi et al, J Cell Physiol, 200 (2004), pp. 82-88.
Image duplication in E Galmozzi et al, J Cell Physiol, 200 (2004), pp. 82-88. J Cell Physiol. 2020 May 14;: Authors: Sanders DA PMID: 32406518 [PubMed - as supplied by publisher]
pubmed: "j cell physiol"[jou...
Fri May 15, 2020 15:09
Movement disorders after hypoxic brain injury following cardiac arrest in adults.
Related ArticlesMovement disorders after hypoxic brain injury following cardiac arrest in adults. Eur J Neurol. 2020 May 16;: Authors: Scheibe F, Neumann WJ, Lange C, Scheel M, Furth C, Köhnlein M, Mergenthaler P, Schultze-Amberger J, Triebkorn P, Ritter P, Kühn AA, Meisel A Abstract BACKGROUND: Posthypoxic movement disorders and chronic posthypoxic myoclonus are rare complications after cardiac arrest in adults. Our study investigates the clinical spectrum,...
pubmed: basal ganglia stroke...
Mon May 18, 2020 01:40
Clinical Profile and Predictors of Outcome in Spontaneous Intracerebral Hemorrhage from a Tertiary Care Centre in South India.
Clinical Profile and Predictors of Outcome in Spontaneous Intracerebral Hemorrhage from a Tertiary Care Centre in South India. Stroke Res Treat. 2020;2020:2192709 Authors: Hegde A, Menon G, Kumar V, Lakshmi Prasad G, Kongwad LI, Nair R, Nayak R Abstract Background. This article attempts to evaluate the clinical profile and outcome determinants following hypertensive SICH in a South Indian population. The study represents the largest series of SICH reported...
pubmed: basal ganglia stroke...
Sat May 16, 2020 13:25
Predictive value of the combination of lesion location and volume of ischemic infarction with rehabilitation outcomes.
Related ArticlesPredictive value of the combination of lesion location and volume of ischemic infarction with rehabilitation outcomes. Neuroradiology. 2019 Oct;61(10):1131-1136 Authors: Lin C, Chatterjee N, Lee J, Harvey R, Prabhakaran S Abstract PURPOSE: In acute ischemic stroke, infarct location and volume have, separately, been used to determine long-term outcomes after stroke. Little information exists on the combination of these imaging characteristics...
pubmed: basal ganglia stroke...
Fri May 15, 2020 21:13
Sinonasal outcome test-22 and peak nasal inspiratory flow -valuable tools in obstructive sleep apnoea.
Related ArticlesSinonasal outcome test-22 and peak nasal inspiratory flow -valuable tools in obstructive sleep apnoea. Rhinology. 2020 May 16;: Authors: Bengtsson C, Jonsson L, Theorell-Haglow J, Holmstrom M, Janson C, Lindberg E Abstract BACKGROUND: Sinonasal complaints contribute to low adherence to continuous positive airway pressure (CPAP) treatment. We aimed to investigate sinonasal health in obstructive sleep apnoea (OSA) patients, using the sinonasal...
Rhinology
Mon May 18, 2020 00:45

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