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Cerebral air embolism complicating transbronchial lung biopsy: A case report

World Journal of Clinical Cases 2021年第32期9卷 9911-9916页

作者： Vladimir Herout Kristian Brat Svatopluk Richter ivan cundrle jr Department of Respiratory Diseases University Hospital BrnoBrno 62500Czech Republic Department of Respiratory Diseases Faculty of MedicineMasaryk UniversityBrno 62500Czech Republic International Clinical Research Center Brno 60200Czech Republic Department of Radiology and Nuclear Medicine University Hospital BrnoBrno 62500Czech Republic Department of Anesthesiology and Intensive Care St.Anne's University HospitalBrno 60200Czech Republic Department of Anesthesiology and Intensive Care Faculty of MedicineMasaryk UniversityBrno 60200Czech Republic

BACKGROUND In this case report we describe an extremely rare case of cerebral air embolism following transbronchial lung biopsy(TBLB).Only a few cases of this rare complication were described *** bronchologist should recognize this severe adverse *** recognition of this complication is mandatory in order to initiate supportive measures and consider hyperbaric oxygen *** SUMMARY In this case report we describe an extremely rare case of cerebral air embolism following *** a few cases of this rare complication were described *** patient had an incidental finding of lung tumour and pulmonary *** air embolism developed during bronchoscopy procedure,immediately after the third trans-bronchial lung biopsy sample and caused cerebral ischaemia of the right hemisphere and severe left-sided *** timely initiation of hyperbaric oxygen therapy hemiplegia didn´t resolve and the patient died several weeks *** air embolism is an extremely rare complication of *** condition should be considered in case the patient remains unresponsive or presents with acute neurological symptoms in the postintervention period since early recognition,diagnosis and hyperbaric oxygen therapy initiation are key factors determining the patient´s *** Within this report,we conclude that air/gas embolism is an extremely rare complication after TBLB,which should be considered in case the patient remains unresponsive or presents with acute neurological symptoms in the postintervention period after *** current gold standard for diagnosis is computed tomography scan of the *** recognition of this complication we suggest immediate hyperbaric oxygen therapy,if available.

关键词： Transbronchial lung biopsy Cerebral air embolism Ischemic stroke Bronchoscopy Hyperbaric oxygen therapy Case report

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Mid-term outcomes of a kinematically designed cruciate retaining total knee arthroplasty

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World Journal of Orthopedics 2024年第2期15卷 118-128页

作者： Jonathan L Katzman Akram A Habibi Muhammad A Haider Casey Cardillo ivan Fernandez-Madrid Morteza Meftah Ran Schwarzkopf Department of Orthopedic Surgery Division of Adult Reconstructive SurgeryNYU Langone Orthopedic HospitalNYU Langone HealthNew YorkNY 10010United States

BACKGROUND Advances in implant material and design have allowed for improvements in total knee arthroplasty(TKA)outcomes.A cruciate retaining(CR)TKA provides the least constraint of TKA designs by preserving the native posterior cruciate *** research exists that has examined clinical outcomes or patient reported outcome measures(PROMs)of a large cohort of patients undergoing a CR TKA utilizing a kinematically designed *** was hypothesized that the studied CR Knee System would demonstrate favorable outcomes and a clinically significant improvement in pain and functional *** To assess both short-term and mid-term clinical outcomes and PROMs of a novel CR TKA *** A retrospective,multi-surgeon study identified 255 knees undergoing a TKA utilizing a kinematically designed CR Knee System(JOURNEY™II CR;Smith and Nephew,Inc.,Memphis,TN)at an urban,academic medical institution between March 2015 and July 2021 with a minimum of two-years of clinical follow-up with an orthopedic *** demographics,surgical information,clinical outcomes,and PROMs data were collected via query of electronic medical *** PROMs collected in the present study included the Knee Injury and Osteoarthritis Outcome Score for Joint Replacement(KOOS jr)and Patient-Reported Outcomes Measurement Information System(PROMIS■)*** significance of improvements in mean PROM scores from preoperative scores to scores collected at six months and two-years postoperatively was analyzed using Independent Samples *** Of the 255 patients,65.5%were female,43.8%were White,and patients had an average age of 60.6 *** osteoarthritis(96.9%)was the most common primary *** mean surgical time was 105.3 minutes and mean length of stay was 2.1 d with most patients discharged home(92.5%).There were 18 emergency department(ED)visits within 90 d of surgery resulting in a 90 d ED visit rate of 7.1%,including a 2.4%orthopedic-related ED visit ra

关键词： Total knee arthroplasty Cruciate retaining Kinematic design Survivorship Bearing material Prosthetic design Clinical outcomes Patient-reported outcome measures

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Expression profiles of gastric cancer molecular subtypes in remnant tumors

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World Journal of Gastrointestinal Oncology 2021年第4期13卷 265-278页

作者： Marcus Fernando Kodama Pertille Ramos Marina Alessandra Pereira Leonardo Cardili Evandro Sobroza de Mello Ulysses Ribeiro jr Bruno Zilberstein ivan Cecconello Department of Gastroenterology Instituto do CancerHospital das ClinicasHCFMUSPFaculdade de MedicinaUniversidade de São PauloSão Paulo 01249000São PauloBrazil Department of Pathology Instituto do CancerHospital das Clinicas HCFMUSPFaculdade de MedicinaUniversidade de São PauloSão Paulo 01249000São PauloBrazil

BACKGROUND Remnant gastric cancer(RGC)is a carcinoma arising in the stomach remnant after previous gastric *** is frequently reported as a tumor with a poor prognosis and distinct biological features from primary gastric cancer(PGC).However,as it is less frequent,its profile regarding the current molecular classifications of gastric cancer has not been *** To evaluate a cohort of RGC according to molecular subtypes of GC using a panel of immunohistochemistry and in situ hybridization to determine whether the expression profile is different between PGC and *** Consecutive RGC patients who underwent gastrectomy between 2009 and 2019 were assessed using seven GC panels:Epstein-Barr virus in situ hybridization,immunohistochemistry for mismatch repair proteins(MutL homolog 1,MutS homolog 2,MutS homolog 6,and PMS1 homolog 2),p53 protein,and E-cadherin *** characteristics and survival of these patients were compared to 284 PGC *** A total of 40 RGC patients were enrolled in this *** to PGC,older age(P<0.001),male(P<0.001),lower body mass index(P=0.010),and lower hemoglobin level(P<0.001)were associated with RGC *** difference was observed regarding Lauren’s type and pathologic Tumor Node Metastasis stage between the *** the profiles evaluated,EBV-positive tumors were higher in RGC compared to PGC(P=0.039).The frequency of microsatellite instability,aberrant p53 immunostaining,and loss of E-cadherin expression were similar between RGC and *** rates of simultaneous alterations in two or more profiles were observed in RGC compared to PGC(P<0.001).According to the molecular classification,the subtypes were defined as EBV in nine(22.5%)cases,microsatellite instability in nine(22.5%)cases,genomically stable in one(2.5%)case,and chromosomal instability in 21(52.5%)*** was no significant difference in survival between molecular subtypes in RGC *** RGC w

关键词： Stomach neoplasms Gastric remnant Gastric remnant cancer Adenocarcinoma Immunohistochemistry

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Gastric partitioning for the treatment of malignant gastric outlet obstruction

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World Journal of Gastrointestinal Oncology 2019年第12期11卷 1161-1171页

作者： Marcus Fernando Kodama Pertille Ramos Leandro Cardoso Barchi Rodrigo Jose de Oliveira Marina Alessandra Pereira Donato Roberto Mucerino Ulysses Ribeiro jr Bruno Zilberstein ivan Cecconello Department of Gastroenterology Hospital das Clinicas HCFMUSPFaculdade de MedicinaUniversidade de Sao Paulo

BACKGROUND Gastric outlet obstruction(GOO)is one of the main complications in stage IV gastric cancer *** condition is usually managed by gastrojejunostomy(GJ).However,gastric partitioning(GP)has been described as an alternative to overcoming possible drawbacks of GJ,such as delayed gastric emptying and tumor *** To compare the outcomes of patients who underwent GP and GJ for malignant *** We retrospectively analyzed 60 patients who underwent palliative gastric bypass for unresectable distal gastric cancer with GOO from 2009 to *** clinicopathological characteristics including age,nutritional status,body mass index,and performance status were *** symptoms were graded according to GOO score(GOOS).Surgical outcomes evaluated included duration of the procedure,surgical complications,mortality,and length of hospital *** of oral diet after the procedure,weight gain,and overall survival were the long-term outcomes *** GP was performed in 30 patients and conventional GJ in the other 30 *** mean follow-up was 9.2 ***-nine(81.6%)patients died during that *** variables were similar between groups,with the exception of worse performance status in GP *** mean operative time was higher in the GP group(161.2 vs 85.2 min,P<0.001).There were no differences in postoperative complications and surgical mortality between *** median overall survival was 7 and 8.4 mo for the GP and GJ groups,respectively(P=0.610).The oral acceptance of soft solids(GOOS 2)and low residue or full diet(GOOS 3)were reached by 28(93.3%)GP patients and 22(75.9%)GJ patients(P=0.080).Multivariate analysis demonstrated that GOOS 2 and GOOS 3 were the main prognostic factors for survival(hazard ratio:8.90,95%confidence interval:3.38-23.43,P<0.001).CONCLUSION GP is a safe and effective procedure to treat *** to GJ,it provides similar surgical outcomes with a trend to better solid diet accep

关键词： Stomach neoplasms Gastric outlet obstruction Palliative surgery Gastrojejunostomy Gastric cancer

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Remnant gastric cancer:An ordinary primary adenocarcinoma or a tumor with its own pattern?

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World Journal of Gastrointestinal Surgery 2021年第4期13卷 366-378页

作者： Marcus Fernando Kodama Pertille Ramos Marina Alessandra Pereira Andre Roncon Dias Anna Carolina Batista Dantas Daniel Jose Szor Ulysses Ribeiro jr Bruno Zilberstein ivan Cecconello Department of Gastroenterology Instituto do CancerHospital das Clínicas da Faculdade de Medicina da Universidade de São PauloSão PauloSão Paulo 01249000Brazil

BACKGROUND Remnant gastric cancer(RGC)is defined as a tumor that develops in the stomach after a previous gastrectomy and is generally associated with a worse ***,there little information available regarding RGCs and their prognostic factors and *** To evaluate the clinicopathological characteristics and prognosis of RGC after previous gastrectomy for benign *** Patients who underwent curative resection for primary gastric cancer(GC)at our institute between 2009 and 2019 were retrospectively *** RGC resections with histological diagnosis of gastric adenocarcinoma were enrolled in this *** proximal GC(PGC)who underwent total gastrectomy was selected as the comparison *** and pathological data were collected from a prospective medical *** A total of 41 patients with RGC and 120 PGC were *** age(P=0.001),lower body mass index(P=0.006),hemoglobin level(P<0.001),and number of resected lymph nodes resected(LN)(P<0.001)were associated with the RGC *** type,pathological tumor-node-metastasis,and perioperative morbimortality were similar between RGC and *** was no difference in disease-free survival(P=0.592)and overall survival(P=0.930)between *** status was the only independent factor related to *** RGC had similar clinicopathological characteristics to *** the lower number of resected LN,RGC had a similar prognosis.

关键词： Stomach neoplasms Gastric remnant Gastric cancer Remnant gastric cancer Peptic ulcer Gastric stump

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Specifc inflammatory osteoclast precursors induced during chronic inflammation give rise to highly active osteoclasts associated with inflammatory bone loss

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Bone Research 2022年第3期10卷 548-564页

作者： Yaron Meirow Milena Jovanovic Yuval Zur Juliana Habib Daniele Filippo Colombo Nira Twaik Hadas Ashkenazi-Preiser Kerem Ben-Meir ivan Mikula jr. Or Reuven Guy Kariv Leonor Daniel Saja Baraghithy Yehuda Klein Jeroen Krijgsveld Noam Levaot Michal Baniyash The Concern Foundation Laboratories at The Lautenberg Center for Immunology and Cancer Research Israel-Canada Medical Research InstituteFaculty of MedicineThe Hebrew UniversityJerusalemIsrael Department of Physiology and Cell Biology Ben-Gurion University of the NegevBeer-ShevaIsrael Division of Proteomics of Stem Cells and Cancer German Cancer Research Center(DKFZ)HeidelbergGermany Institute for Drug Research Faculty of MedicineThe Hebrew UniversityJerusalemIsrael Hebrew University-Hadassah School of Dental Medicine JerusalemIsrael Heidelberg University Medical FacultyHeidelbergGermany

Elevated osteoclast(OC)activity is a major contributor to inflammatory bone loss(IBL)during chronic inflammatory ***,the specific OC precursors(OCPs)responding to inflammatory cues and the underlying mechanisms leading to IBL are poorly *** identified two distinct OCP subsets:Ly6C^(hi)CD11b^(hi) inflammatory OCPs(iOCPs)induced during chronic inflammation,and homeostatic Ly6C^(hi)CD11b^(lo)OCPs(hOCPs)which remained *** and proteomic characterization revealed that while iOCPs were rare and displayed low osteoclastogenic potential under normal conditions,they expanded during chronic inflammation and generated OCs with enhanced *** contrast,hOCPs were abundant and manifested high osteoclastogenic potential under normal conditions but generated OCs with low activity and were unresponsive to the inflammatory *** derived from iOCPs expressed higher levels of resorptive and metabolic proteins than those generated from hOCPs,highlighting that different osteoclast populations are formed by distinct *** further identified the TNF-αand S100A8/A9 proteins as key regulators that control the iOCP response during chronic ***,we demonstrated that the response of iOCPs but not that of hOCPs was abrogated in tnf-α^(-/-)mice,in correlation with attenuated *** findings suggest a central role for iOCPs in IBL *** can serve as potential biomarkers for IBL detection and possibly as new therapeutic targets to combat IBL in a wide range of inflammatory conditions.

关键词： inflammation inflammatory osteoclast

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Cochlear implant histopathology

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World Journal of Otorhinolaryngology-Head and Neck Surgery 2017年第4期3卷 211-213页

作者： Fred H.Linthicum jr Joni K.Doherty ivan A.Lopez Akira Ishiyama Department of Head and Neck Surgery David Geffen School of Medicine University of California Los Angeles USA UCLA School of Medicine Department of Surgery Division of Head and Neck Los Angeles CA USA

The microscopic examination of fifty-five serially sectioned implanted temporal bones has provided insight into what is being stimulated;and the changes that are the result of the insertion and presence of the *** ganglion cell bodies (neurons) are structures being stimulated (two laboratories have reported an inverse relationship of the number of neurons and performance).Insertion through the round window,verses a cochleostomy,produces the feast fibrosis and new *** and new bone do not affect the implant function unless they form in the scala vestibuli in the region of the ductus reuniens,and,block it;and produce cochlear hydrops resulting in a delayed low tone loss of hearing in hybrid *** models cannot be applied to humans because of the difference in size and myelination of the neurons.

关键词： Cochlear implant

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Thoracoscopic esophagectomy is related to better outcomes in early adenocarcinoma of esophagogastric junction tumors

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World Journal of Gastrointestinal Endoscopy 2021年第8期13卷 319-328页

作者： Flavio Roberto Takeda Carlos de Almeida Obregon Yasmin Peres Navarro Diogo Turiani Hourneaux Moura Ulysses Ribeiro jr Rubens Antonio Aissar Sallum ivan Cecconello Department of Gastroenterology University of São Paulo Medical SchoolSão Paulo 05403-000Brazil

BACKGROUND Thoracoscopic esophagectomy is related to an extended lymphadenectomy,and a high number of retrieved lymph nodes,compared to the transhiatal approach;however,its association with an improvement in overall survival(OS)is *** To compare thoracoscopic esophagectomy with transhiatal esophagectomy in patients with adenocarcinoma of the esophagogastric junction(AEGJ)in terms of survival,number of lymph nodes,and *** In total,147 patients with AEGJ were selected retrospectively from 2002 to 2019,and divided into Group A for thoracoscopic esophagectomy,and group B for transhiatal ***,disease-free survival,postoperative complications,and number of nodes,were similarly *** One hundred and thirty(88%)were male;the mean age was 64 *** A had a mean age of 61.1 years and group B 65.7 years(P=0.009).Concerning the extent of lymphadenectomy,group A showed a higher number of retrieved lymph nodes(mean of 31.89±8.2 vs 20.73±7;P<0.001),with more perioperative complications,such as hoarseness,surgical site infections,and respiratory *** both groups had similar OS rates,subgroup analysis showed better survival of transthoracic esophagectomy in patients with earlier *** Both methods are safe,having similar morbidity and mortality *** thoracoscopic esophagectomy allows a more extensive resection of the lymph nodes and may have better oncological outcomes during earlier stages of the *** studies are warranted to better evaluate these findings.

关键词： Adenocarcinoma Esophagogastric junction Transhiatal Thoracoscopic Lymph nodes Surgery

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Notes,outline and divergence times of Basidiomycota

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Fungal Diversity 2019年第6期99卷 105-367页

作者： Mao-Qiang He Rui-Lin Zhao Kevin D.Hyde Dominik Begerow Martin Kemler Andrey Yurkov Eric H.C.McKenzie Olivier Raspe Makoto Kakishima Santiago Sanchez-Ramırez Else C.Vellinga Roy Halling Viktor Papp ivan V.Zmitrovich Bart Buyck Damien Ertz Nalin N.Wijayawardene Bao-Kai Cui Nathan Schoutteten Xin-Zhan Liu Tai-Hui Li Yi-Jian Yao Xin-Yu Zhu An-Qi Liu Guo-Jie Li Ming-Zhe Zhang Zhi-Lin Ling Bin Cao Vladimir Antonin Teun Boekhout Bianca Denise Barbosa da Silva Eske De Crop Cony Decock Balint Dima Arun Kumar Dutta Jack W.Fell Jozsef Geml Masoomeh Ghobad-Nejhad Admir J.Giachini Tatiana B.Gibertoni Sergio P.Gorjon Danny Haelewaters Shuang-Hui He Brendan P.Hodkinson Egon Horak Tamotsu Hoshino Alfredo Justo Young Woon Lim Nelson Menolli jr Armin Mesic Jean-Marc Moncalvo Gregory M.Mueller La szlo G.Nagy RHenrik Nilsson Machiel Noordeloos Jorinde Nuytinck Takamichi Orihara Cheewangkoon Ratchadawan Mario Rajchenberg Alexandre G.S.Silva-Filho Marcelo Aloisio Sulzbacher Zdenko Tkalcec Ricardo Valenzuela Annemieke Verbeken Alfredo Vizzini Felipe Wartchow Tie-Zheng Wei Michael WeiB Chang-Lin Zhao Paul M.Kirk State Key Laboratory of Mycology Institute of MicrobiologyChinese Academy of SciencesBeijing 100101People’s Republic of China Department of Entomology and Plant Pathology Faculty of AgricultureChiang Mai UniversityChiang Mai 50200Thailand Center of Excellence in Fungal Research Mae Fah Luang UniversityChiang Rai 57100Thailand College of Life Sciences University of Chinese Academy of SciencesHuairou DistrictBeijing 100408People’s Republic of China Ruhr-Universitat Bochum AG GeobotanikND03UniversitatsstraBe 15044801 BochumGermany Leibniz Institute DSMZ-German Collection of Microorganisms and Cell Cultures InhoffenstraBe 7B38124 BrunswickGermany Manaaki Whenua-Landcare Research Private Bag 92170AucklandNew Zealand Research Department Meise Botanic GardenNieuwelaan 381860 MeiseBelgium Service General de l'Enseignement superieur et de la Recherche scientifique Federation Wallonie-BruxellesLavallee 11080 BrusselsBelgium University of Tsukuba TsukubaIbaraki 305-8572Japan Department of Ecology and Evolutionary Biology University of Toronto25 Willcocks St.TorontoON M5S 3B2Canada Berkeley USA Institute of Systematic Botany The New York Botanical GardenBronxNY 10458-5126USA Department of Botany Szent Istvan University1518 BudapestHungary Komarov Botanical Institute Russian Academy of SciencesProfessor Popov st.2Saint PetersburgRussia 197376 Institut pour Systematique Ecologie Biodiversite(ISYEB UMR 7205) Sorbonne universiteMuseum National d’Histoire Naturelle CP 39CNRSDepartement Origines et Evolution12 Rue Buffon75005 ParisFrance Institute of Microbiology Beijing Forestry UniversityBeijing 100083People’s Republic of China Department of Biology Research Group MycologyGhent UniversityK.L.Ledeganckstraat 359000 GhentBelgium State Key Laboratory of Applied Microbiology Southern China Guangdong Provincial Key Laboratory of Microbial Culture Collection and ApplicationGuangdong Institute of MicrobiologyGuangzhou 510070People’s Republic of China Department of Botany Moravian Mu

The Basidiomycota constitutes a major phylum of the kingdom Fungi and is second in species numbers to the *** present work provides an overview of all validly published,currently used basidiomycete genera to date in a single *** outline of all genera of Basidiomycota is provided,which includes 1928 currently used genera names,with 1263 synonyms,which are distributed in 241 families,68 orders,18 classes and four *** provide brief notes for each accepted genus including information on classification,number of accepted species,type species,life mode,habitat,distribution,and sequence ***,three phylogenetic analyses with combined LSU,SSU,5.8s,rpb1,rpb2,and ef1 datasets for the subphyla Agaricomycotina,Pucciniomycotina and Ustilaginomycotina are conducted,*** time estimates are provided to the family level with 632 species from 62 orders,168 families and 605 *** study indicates that the divergence times of the subphyla in Basidiomycota are 406-430 Mya,classes are 211-383 Mya,and orders are 99-323 Mya,which are largely consistent with previous *** this study,all phylogenetically supported families were dated,with the families of Agaricomycotina diverging from 27-178 Mya,Pucciniomycotina from 85-222 Mya,and Ustilaginomycotina from 79-177 *** times as additional criterion in ranking provide additional evidence to resolve taxonomic problems in the Basidiomycota taxonomic system,and also provide a better understanding of their phylogeny and evolution.

关键词： Classification Molecular clock Fungi Systematics Taxonomy

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