Efficient COVID-19 CT Scan Image Segmentation by Automatic Clustering Algorithm자동 클러스터링 알고리즘을 통한 효율적인 COVID-19 CT 스캔 이미지 분할Article Published on 2022-03-302022-09-11 Journal: Journal of Healthcare Engineering [Category] 변종, [키워드] Accuracy Algorithm automated Automatic carried chest CT scan class classification COVID-19 COVID-19 disease COVID-19 treatment criteria CT scan detect develop disease Efficiency efficient ENhance experiment False negative faster feature Features function help Image Image segmentation input introduced iteration iterations Local machine-learning measure Population size Precision random Random forest recall reported RT-PCR test Segmentation specificity SSA test result tested threshold value time-consuming Treatment Trial variant [DOI] 10.1155/2022/9009406 PMC 바로가기 [Article Type] Article
Human-level COVID-19 diagnosis from low-dose CT scans using a two-stage time-distributed capsule network Research Published on 2022-03-222022-10-05 Journal: Scientific Reports [Category] 임상, 치료기술, 치료법, [키워드] Accuracy artificial assist Chest computed tomography Clinical data collected Community COVID-19 COVID-19 diagnosis COVID-19 infection cross CT scan dataset develop diagnose Diagnosis disease False negative rate gold standard help Hypothesis imaging IMPROVE intelligence low-dose pandemic patients Pneumonia protocol Radiation radiation exposure radiologist reduce reduced sensitivity shown specificity Standard dose Symptoms Thoracic Transmission X-ray [DOI] 10.1038/s41598-022-08796-8 [Article Type] Research
Safety and long-term improvement of mesenchymal stromal cell infusion in critically COVID-19 patients: a randomized clinical trialClinical Trial Published on 2022-03-212022-10-05 Journal: Stem Cell Research & Therapy [Category] Coronavirus, SARS, 임상, [키워드] acute COVID-19 biochemical Blood caused cell subpopulation Cell therapy clinical clinician complex consequence COVID-19 COVID-19 patients Critically ill CT scan cytokine D-dimer decrease diagnosed with COVID-19 disease disorder dose dosing interval double-blind early stages Efficacy extension ferritin Follow-up IL-6 immune dysregulation immunomodulatory property increase in Inflammatory intensive care intravenous dose invasive mechanical knowledge Laboratory testing lung damage lymphocyte Mesenchymal stromal cell Mesenchymal stromal cells MSC MSCs neutrophil organ parameter PASC Patient Placebo placebo-controlled clinical trial Postacute sequelae. Prevent Randomized randomized clinical trial reactive reduction reduction in Registered registry Safe Safety SARS-CoV-2 Severe case severe complication single-center stromal cell Surveillance Symptom Symptoms TCD4 therapy tissue damage tissue injury Treatment UC-MSC UC-MSCs umbilical Viral load with COVID-19 [DOI] 10.1186/s13287-022-02796-1 PMC 바로가기 [Article Type] Clinical Trial
Inflammatory burden and persistent CT lung abnormalities in COVID-19 patientsArticle Published on 2022-03-112022-10-29 Journal: Scientific Reports [Category] COVID-19, MERS, [키워드] 95% confidence interval Abnormalities abnormality age association C-reactive protein (CRP calculated Clinical course collected Computed tomography COVID-19 COVID-19 patient CRP CT scan D-dimer determinant evaluate females Follow-up Hospital stay Inflammation Inflammatory LOS lowest lung abnormality Lung CT lung damage Measures mechanical ventilation median age Medical research Odds ratio Other outcomes PaO2/FiO2 ratio Pathogenesis Patient performed predictor reported residual Severe COVID-19 pneumonia severity Sex Standard deviation Survivors with COVID-19 [DOI] 10.1038/s41598-022-08026-1 PMC 바로가기 [Article Type] Article
Result of one-year, prospective follow-up of intensive care unit survivors after SARS-CoV-2 pneumoniaResearch Published on 2022-03-092022-10-28 Journal: Annals of Intensive Care [Category] COVID-19, [키워드] acute respiratory distress syndrome ARDS changed Chest computed tomography clinical cohort of patient Complication CT scan defined deteriorate evaluate Follow-up functional Hospital stay ICU impairment intensive care interquartile range Lung injury male material median median age Most patient Multiorgan dysfunction normalized onset of symptoms participated Patient physical Physical examination Pneumonia Point primary endpoint profile proportion pulmonary Pulmonary function testing Pulmonary functional outcomes Quality of life questionnaire Result resulting risk SARS-CoV-2 SARS-CoV-2 pneumonia severe SARS-CoV-2 single-center supplementary material survived survivor symptom onset Symptoms Trial Trial registration were assessed [DOI] 10.1186/s13613-022-00997-8 PMC 바로가기 [Article Type] Research
CT evaluation of lung infiltrates in the two months preceding the Coronavirus disease 19 pandemic in Canton Ticino (Switzerland): were there suspicious cases before the official first case?Chest Radiology Published on 2022-03-052022-10-28 Journal: La Radiologia Medica [Category] COVID-19, MERS, [키워드] Canton Ticino categories chest CT scan collected Computed tomography coronavirus disease coronavirus disease 19 COVID-19 COVID-19 infection CT scan etiology final cohort Frame Infection lung infiltrate material pandemic pathological Patient patients performed pulmonary infiltrate Reporting Result searched secondary specimen System the disease virus [DOI] 10.1007/s11547-022-01466-9 PMC 바로가기 [Article Type] Chest Radiology
Submillisievert CT chest for COVID-19 patients in a rural hospital with limited resourcesResearch Published on 2022-03-042022-10-31 Journal: The Egyptian Journal of Radiology and Nuclear Medicine [Category] COVID-19, [키워드] Analysis approved As low as reasonably achievable (ALARA) both group Chest CT COVID-19 COVID-19 infection COVID-19 patient CT chest CT scan detect dose dose length product hospital IQR likelihood Likert scale Mann–Whitney U test median Nasopharyngeal swab parenchymal Patient performed Probability protocol pulmonary involvement Radiation dose reducing reduction in resource resources Result retrospective sensitivity Sensitivity and specificity Submillisievert the median two-tailed Ultra-low dose CT scan [DOI] 10.1186/s43055-022-00737-9 PMC 바로가기 [Article Type] Research
1-year radiological, functional and quality-of-life outcomes in patients with SARS-CoV-2 pneumonia – A prospective observational studyObservational Study Published on 2022-03-032022-10-04 Journal: NPJ Primary Care Respiratory Medicine [Category] MERS, SARS, 임상, [키워드] 6MWT abnormality affected alteration components concerning COVID-19 CT scan Follow-up form functional hospital impairment lowest lung Lung function lung lobes Mental morbidity and mortality outcome Patient patients with SARS-CoV-2 persistence physical Pneumonia Prognosis prospective observational study Quality of life questionnaire radiological recruited reduction reported respiratory SARS-CoV-2 SARS-CoV-2 pneumonia significantly SpO2 submitted survivor Switzerland Symptoms symptoms onset the patient [DOI] 10.1038/s41533-022-00273-z PMC 바로가기 [Article Type] Observational Study
Evaluation of choroidal thickness in patients who have recovered from COVID-19COVID-19에서 회복된 환자의 맥락막 두께 평가Article Published on 2022-03-012022-09-11 Journal: International ophthalmology [Category] SARS, 치료기술, [키워드] age all subject all subjects Analysis anterior segment blood flow both groups Choroidal thickness contribute COVID-19 CT scan decrease demonstrated Diagnosis disease evaluate female fiber group healthy control in both group individual male nasal Nerve fiber Optical coherence tomography outpatients Patient patients PCR test performed posterior segment Prospective Study Spectral statistically significant subject the mean the patient thickness tissue tomography visual acuity [DOI] 10.1007/s10792-021-02049-9 PMC 바로가기 [Article Type] Article
Comprehensive Review on Rapid Diagnosis of New Infection COVID-19신종 코로나바이러스 감염증(코로나19) 신규 감염자 신속진단 종합검토Review Published on 2022-03-012022-09-11 Journal: Applied biochemistry and biotechnology [Category] 치료기술, [키워드] antibody Antigen Blood Care collected Comprehensive COVID-19 CT scan detect Diagnosis diagnostic procedure diagnostic procedures effective feces Health Health care help Immunodiagnosis include Infection involved Isolation lung tissue Molecular diagnosis nasal swab nasopharyngeal New new infection nucleic acid Nucleic acid detection pandemic radiological Rapid reliability required researcher respiratory Respiratory disease review RNA RT-PCR severity Society specimen sputum time-consuming tracheal Treatment viral infection Viral RNA virus [DOI] 10.1007/s12010-021-03728-0 PMC 바로가기 [Article Type] Review