Tomáš Řezáč

ORCID: 0000-0003-1326-0349
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About
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Research Areas
  • Colorectal Cancer Surgical Treatments
  • Abdominal Surgery and Complications
  • Appendicitis Diagnosis and Management
  • Abdominal vascular conditions and treatments
  • Biliary and Gastrointestinal Fistulas
  • Antibiotic Resistance in Bacteria
  • Cardiac, Anesthesia and Surgical Outcomes
  • Pneumonia and Respiratory Infections
  • Nosocomial Infections in ICU
  • Gallbladder and Bile Duct Disorders
  • Enhanced Recovery After Surgery
  • Venous Thromboembolism Diagnosis and Management
  • Colorectal and Anal Carcinomas
  • Frailty in Older Adults
  • Peripheral Artery Disease Management
  • Intraperitoneal and Appendiceal Malignancies
  • Hemodynamic Monitoring and Therapy
  • Diverticular Disease and Complications
  • Anorectal Disease Treatments and Outcomes
  • Esophageal and GI Pathology
  • Pleural and Pulmonary Diseases
  • Sepsis Diagnosis and Treatment
  • Clostridium difficile and Clostridium perfringens research
  • Catalytic Processes in Materials Science
  • Case Reports on Hematomas

University Hospital Olomouc
2019-2025

Palacký University Olomouc
2021-2025

Ocní klinika
2019

Thomayer University Hospital
2016

Charles University
2016

Czech Academy of Sciences
2008

Czech Academy of Sciences, Institute of Organic Chemistry and Biochemistry
2008

Our previous benchmark CCSD(T)/ complete basis set limit calculations were collected into a database named begdb - Benchmark Energy and Geometry DataBase. Web-based interface to this was prepared is available at www.begdb.com. Users can browse, search plot the data online or download structures energy tables.

10.1135/cccc20081261 article EN Collection of Czechoslovak Chemical Communications 2008-01-01

Hospital-acquired pneumonia (HAP) is associated with high mortality. In Central Europe, there a dearth of information on the prevalence and treatment HAP. This project was aimed at collecting multicenter epidemiological data patients HAP in Czech Republic comparing them supraregional data.This prospective, multicenter, observational study processed from database supported by Ministry Health grant project. Included were all consecutive aged 18 over who admitted to participating intensive care...

10.5507/bp.2016.014 article EN cc-by Biomedical Papers 2016-03-18

Acute mesenteric ischaemia (AMI) is a sudden onset of impaired bowel perfusion. Has high mortality rate and difficult to diagnose. Therapy involves endovascular, surgical, or combination both. Because baseline differences, the comparison between endovascular open surgical treatment subject selection bias. The aim this study was evaluate results AMI by approach in with laparotomy, evaluation strategy similar situations. Clinical data from 21 patients treated for 2018 2022 were retrospectively...

10.1038/s41598-024-84026-7 article EN cc-by-nc-nd Scientific Reports 2025-01-02

Abstract Background The nutritional status of the patient before undergoing surgery for colorectal cancer and its influence on subsequent recovery has been subject a number studies with ambiguous results. There are articles in literature which emphasize role preoperative prehabilitation other malignancies. Considering this we assumed positive effect reducing postoperative complications patients operated cancer. This study aims to confirm hypothesis. Methods was designed as...

10.1007/s44411-025-00079-8 article EN Bratislavské lekárske listy/Bratislava medical journal 2025-03-06

Introduction: Diffuse peritonitis is a serious disease. It often addressed within urgent management of an unstable patient in shock. The therapy consists treatment the source peritonitis, decontamination abdominal cavity, stabilization and comprehensive resuscitation care intensive unit. A number scoring systems to determine prognosis are available, but most them require complex input data, making their practical application substantial problem. Objective: Our aim was assess simple cohort,...

10.3390/life12040487 article EN cc-by Life 2022-03-28

Acute appendicitis is one of the most common surgical diagnoses in clinical practice. In case uncomplicated course, diagnosis and treatment do not cause significant difficulties. On other hand, unrecognized or complicated can rarely bring unusual complications that threaten patient with delayed rather than course itself. Portal vein thrombosis, also known as pylephlebitis, an incidence 1/1000 acute admissions, certainly meets this statement. study, we present a successful advanced...

10.1016/j.ijscr.2021.106140 article EN International Journal of Surgery Case Reports 2021-06-29

PURPOSE: The study aimed to determine a simple diagnostic test that could predict the risk of anastomotic leakage in early postoperative period.METHODS: A single-center, retrospective was conducted.The electronic medical records patients who underwent resection for rectal tumor between January 1, 2016, and December 31, 2021, University Hospital Olomouc, were reviewed.The data included factors laboratory parameters commonly obtained.RESULTS: decrease platelets signifi cant as possibility...

10.4149/bll_2023_103 article EN Bratislavské lekárske listy/Bratislava medical journal 2023-01-01

This study highlights an unusual and previously unreported adverse event (AE) following the minimally invasive treatment of pancreatic walled-off necrosis (WON). The standard for WON currently involves primary drainage via ultrasound-guided endoscopic, typically transgastric, approach. method is associated with lower mortality morbidity rates compared to traditional surgery. However, emerging AEs from these procedures may necessitate involvement a multidisciplinary team. Our case potential...

10.21037/acr-24-18 article EN cc-by-nc-nd AME Case Reports 2024-07-24

Summary Background Diffuse peritonitis is a severe disease with high mortality and morbidity rates. Therapy fundamentally surgical. It important to identify patients significantly worse prognosis who may benefit from more aggressive surgical postsurgical care such as NPWT (Narrow Pressure Wound Therapy) prior surgery. We tried determining factor for higher rates resulting in among initial data patient comorbidities order focus therapy towards management. Methods In group of 274 diffuse...

10.1007/s10353-022-00780-w article EN cc-by European surgery. Supplement/European surgery 2022-10-20

Anastomotic leak after colorectal surgery is a major problem associated with higher morbidity and mortality. In most cases of contained leaks, treatment recommendations are clear effective. However, in rare like necrotizing pelvic infection, there no choice, despite the mortality rate almost 21%. We present successful management endoscopic vacuum-assisted closure therapy.A 68-year-old female patient BMI 26, hypothyroidism high blood pressure was indicated to low anterior rectal resection...

10.1016/j.ijscr.2019.06.054 article EN International Journal of Surgery Case Reports 2019-01-01

Enteric fistula is a pathological communication between the small intestine and surrounding tissue. In case of with body surface it called an enterocutaneous or enteroatmospheric fistula. There are many causes enterocutaneous/enteroatmospheric occurrence. A common result malnutrition organ dysfunction which leads to increased morbidity mortality patients. Adequate nutritional support very important element in management patients fistulas. One options fistuloclysis means administration...

10.33699/pis.2019.98.7.287-290 article EN Perspectives in Surgery 2019-07-15

Postoperative complications of rectal resections classified as grade III or higher according to Clavien-Dindo system, which also include anastomotic leaks, are usually life-threatening conditions. Delayed diagnosis may account for almost 18% deaths. Due nonspecific clinical signs in the early postoperative period, diagnosing these truly be a challenge clinicians. Nowadays, with implementation ERAS protocol (enhanced recovery after surgery) and efforts concentrated on quickly delivered...

10.5604/01.3001.0014.6591 article EN Polish Journal of Surgery 2021-06-23

Infectious complications after lung surgery are the most important factor that affects mortality and morbidity, prolongs hospital stays increases financial costs. According to various sources, 30-day resections reaches 123%. account for 2075% of overall mortality. The infections often present as postoperative pneumonia (POP), their treatment is based on empirical targeted antibiotic therapy. Any time lag in initiating effective therapy significantly morbidity Postoperative defined according...

10.33699/pis.2022.101.4.168-175 article EN Perspectives in Surgery 2022-04-15

Purpose: Healing of colorectal anastomosis is burdened with a number risk factors and the development leak carries it higher morbidity mortality associated not only worse quality life but also oncological outcomes. The purpose study was an evaluation effect reinforcement suture in healing stapler rectal for anastomotic leakage mid, upper sigmoid tumors.Methods: A total 357 patients who underwent curative resection or tumor over 5 years were analyzed. Risk factors, baseline demographic...

10.3393/ac.2021.00948.0135 article EN cc-by-nc Annals of Coloproctology 2022-03-11

This study primarily sought to evaluate the risk factors for toxic megacolon development and treatment outcomes in Clostridium difficile-positive COVID-19 patients, secondarily determining predictors of survival.During second wave (May 2020 May 2021), we identified 645 patients with confirmed infection, including 160 a severe course intensive care unit. We selected difficile infection (CDI) (31 patients) (9 analyzed possible factors.Patients who developed had higher incidence (without...

10.3390/life12101545 article EN cc-by Life 2022-10-05
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