Deep learning for named entity recognition in Turkish radiology reports.

Purpose: The primary objective of this research is to enhance the accuracy and efficiency of information extraction from radiology reports. In addressing this objective, the study aims to develop and evaluate a deep learning framework for named entity recognition (NER).

Methods: We used a synthetic dataset of 1,056 Turkish radiology reports created and labeled by the radiologists in our research team.

Textual Proficiency and Visual Deficiency: A Comparative Study of Large Language Models and Radiologists in MRI Artifact Detection and Correction.

Rationale And Objectives: To assess the performance of Large Language Models (LLMs) in detecting and correcting MRI artifacts compared to radiologists using text-based and visual questions.

Materials And Methods: This cross-sectional observational study included three phases. Phase 1 involved six LLMs (ChatGPT o1-preview, ChatGPT-4o, ChatGPT-4V, Google Gemini 1.

C-reactive protein to albumin ratio and radial artery thrombosis post transradial angiography.

The aim is to evaluate the relationship between C-reactive protein (CRP) to albumin ratio (CAR) and radial artery thrombosis in patients undergoing radial angiography. We prospectively included 261 consecutive patients undergoing radial angiography, assessing radial artery diameter and thrombosis presence. The CRP values were significantly higher in radial artery thrombosis group compared with group without thrombosis (13.

Elevating healthcare through artificial intelligence: analyzing the abdominal emergencies data set (TR_ABDOMEN_RAD_EMERGENCY) at TEKNOFEST-2022.

Objectives: The artificial intelligence competition in healthcare at TEKNOFEST-2022 provided a platform to address the complex multi-class classification challenge of abdominal emergencies using computer vision techniques. This manuscript aimed to comprehensively present the methodologies for data preparation, annotation procedures, and rigorous evaluation metrics. Moreover, it was conducted to introduce a meticulously curated abdominal emergencies data set to the researchers.

Feasibility of 3D T1W sequences in contrast-material enhanced MR cisternography at 3T.

Background: We investigated the diagnostic values and artifact severities of 3D-T1W sequences in the diagnosis of cerebrospinal fluid (CSF) leakage.

Methods: We retrospectively reviewed 3-tesla contrast-material enhanced MR cisternography exams of 22 patients with suspected CSF leakage in 4 years. The presence of the artifacts on 3D-T1W data was evaluated using a 4-point scale (0: none; 1: minimal; 2: moderate; 3: prominent).

Artificial Intelligence in Healthcare Competition (TEKNOFEST-2021): Stroke Data Set.

Objective: The artificial intelligence competition in healthcare was organized for the first time at the annual aviation, space, and technology festival (TEKNOFEST), Istanbul/Türkiye, in September 2021. In this article, the data set preparation and competition processes were explained in detail; the anonymized and annotated data set is also provided via official website for further research.

Materials And Methods: Data set recorded over the period covering 2019 and 2020 were centrally screened from the e-Pulse and Teleradiology System of the Republic of Türkiye, Ministry of Health using various codes and filtering criteria.

Deep Learning-Based Brain Hemorrhage Detection in CT Reports.

Radiology reports can potentially be used to detect critical cases that need immediate attention from physicians. We focus on detecting Brain Hemorrhage from Computed Tomography (CT) reports. We train a deep learning classifier and observe the effect of using different pre-trained word representations along with domain-specific fine-tuning.

An international survey on AI in radiology in 1041 radiologists and radiology residents part 2: expectations, hurdles to implementation, and education.

Objectives: Currently, hurdles to implementation of artificial intelligence (AI) in radiology are a much-debated topic but have not been investigated in the community at large. Also, controversy exists if and to what extent AI should be incorporated into radiology residency programs.

Methods: Between April and July 2019, an international survey took place on AI regarding its impact on the profession and training.

A comparison between the CS-TOF and the CTA/DSA for WEB device management.

Purpose: There is no study on the role of three-dimensional compressed sensing time of flight MR angiography (3D-CS-TOF) in the management of the WEB device. We evaluated the efficacy of 3-tesla 3D-CS-TOF for the management and follow-up of the WEB device implantations.

Materials And Methods: Seventy-three aneurysms of 69 patients treated with the WEB device were retrospectively examined.

An international survey on AI in radiology in 1,041 radiologists and radiology residents part 1: fear of replacement, knowledge, and attitude.

Objectives: Radiologists' perception is likely to influence the adoption of artificial intelligence (AI) into clinical practice. We investigated knowledge and attitude towards AI by radiologists and residents in Europe and beyond.

Methods: Between April and July 2019, a survey on fear of replacement, knowledge, and attitude towards AI was accessible to radiologists and residents.

Evaluation of pancreatic steatosis prevalence and anthropometric measurements using non-contrast computed tomography.

Background/aims: Pancreatic steatosis (PS) is a subject of current interest and its prevalence has been reported to range from 16.1% to 30.7% using various radiological methods.

The Greulich-Pyle and Gilsanz-Ratib atlas method versus automated estimation tool for bone age: a multi-observer agreement study.

Purpose: To evaluate the agreement between observers using Greulich-Pyle (GP) and Gilsanz-Ratib (GR) methods, between four specialities (radiology, pediatrics, pediatric endocrinology and pediatric radiology) and between observers and automated tool in the bone age estimation.

Materials And Methods: A total of 99 observers participated in this questionnaire-based study. BoneXpert was used for the automated tool.

Statistical shape analysis of hand and wrist in paediatric population on radiographs.

Background/aim: The goal of this study was to compare differences in hand and wrist shapes and to evaluate these according to growth and allometry in children on radiographs related to bone age.

Materials And Methods: The study included 263 males and 189 females. A total of 452 left hand and wrist radiographs were retrospectively collected.

Evaluation of Hepatic Steatosis with CT and Correlation with Anthropometric Measurements.

Objective: The aim of the study was to evaluate hepatic steatosis in an asymptomatic group of patients with unenhanced abdominal computed tomography (CT) and to compare the results with anthropometric measurements.

Methods: The study included 617 patients aged 18-93 years, who underwent unenhanced abdominopelvic CT between January 2016 and December 2017. Three imaging criteria were used in the assessment of hepatic steatosis on CT: mean region of interest (ROI) value of measured liver lobe (40 HU ≥), mean ROI value of measured liver lobe / measured spleen mean ROI value (1 ≥), mean ROI value of measured liver lobe - mean ROI value of spleen (10 HU≥).

Is ischemia associated with the formation of White matter lesions in migraine?

Objective: White matter lesions (WMLs) are more common in migraine patients than in the normal population. Ischemia/hypoxia and oxidative stress are considered to play a role in WMLs formation. This study aimed to investigate ischemia-modified albumin (IMA), ferroxidase and thiol/disulfide homeostasis in migraineurs with and without WMLs.

Computed Tomography Measurements of Hepatic Steatosis in Cholelitihiasis and Cholecystectomy Cases Using Unenhanced Images.

Introduction: Computed tomography (CT) measurements of hepatic steatosis can be performed using unenhanced CT images. The purpose of this study was to assess the occurrence of hepatic steatosis using unenhanced CT images for patients undergoing cholecystectomy or having cholelithiasis.

Methods: A total of 143 unenhanced CT cases from a single centre were retrospectively examined.

Evaluation of major complications associated with percutaneous CT-guided biopsy of lung nodules below 3 cm.

Background/aim: The aim of this study was to evaluate retrospectively the incidence and risk factors for the serious complications of pneumothorax and/or parenchymal haemorrhage occurring after computed tomography (CT) guided transthoracic biopsy.

Materials And Methods: The relation between the incidence of pneumothorax and parenchymal haemorrhage due to biopsy, age, sex, lesion localization, lesion size, duration of the procedure, depth of lesion, number of pleural insertions of the biopsy needle and pathology results were statistically evaluated.

Results: Between 2016 and 2017, 309 cases with lesions below 3 cm in diameter of a total of 768 (40.

The efficacy of the 3-dimensional vibe-caipirinha-dixon technique in the evaluation of pancreatic steatosis.

Background/aim: CAIPIRINHA is a new technique in abdominal imaging. Pancreatic steatosis (PS) is a subject of increasing scientific interest. The aim of this study was to investigate the efficacy of the isotropic 3D-VIBE- CAIPIRINHA -DIXON technique on a new generation 3-tesla MR unit in the evaluation of PS.

Investigation of the Relationship between Fatty Pancreas and Cholecystectomy Using Noncontrast Computed Tomography.

Introduction: Fatty pancreas, which can be evaluated with radiological methods, is a frequently overlooked finding. The aim of this study was to use noncontrast computed tomography (CT) to evaluate whether there was a relationship between fatty pancreas and cholecystectomy, similar to the relationship between fatty liver and cholecystectomy, which has been previously shown in literature.

Methods: The study included 46 cases who underwent cholecystectomy and 74 age- and gender-matched control subjects.

Evaluation of thiol-disulphide homeostasis in radiation workers.

Purpose: To evaluate thiol-disulphide homeostasis - a novel, easily calculated, readily available, and relatively cheap oxidative stress marker - in radiation workers and compare the results with healthy controls.

Materials And Methods: A total of 108 participants were enrolled in the study including 63 hospital workers occupationally exposed to ionizing radiation in the units of interventional radiology, interventional cardiology and nuclear medicine. A control group consisted of 45 individuals staff in the same hospital.