Publications by authors named "Sedat Kocak"

Article Synopsis
  • This study investigates out-of-hospital cardiac arrest (OHCA) data in Türkiye, focusing on prognostic outcomes and influencing factors for patients aged 18 and older who were treated at 28 medical centers.
  • It found a survival rate upon hospital discharge of only 4.4%, with a significant majority of patients not receiving bystander CPR, which was only performed in 2.9% of cases.
  • Key predictors for better outcomes included male gender, initial shockable heart rhythms, shorter prehospital CPR duration, and no need for CPR in the emergency department, highlighting the importance of timely and effective CPR in emergencies.
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Background: It is important to investigate the factors that may delay the diagnosis and treatment process of ischemic stroke. The aim of this study was to investigate whether in-hospital mortality increased in patients who presented to the emergency department out-of-hours and underwent thrombectomy.

Methods: A total of 59 patients who applied to the emergency department between January 1, 2018 and November 1, 2021 and underwent thrombectomy due to ischemic stroke were included in the study.

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Background: Due to the high rate of geriatric patient visits, scoring systems are needed to predict increasing mortality rates.

Objective: In this study, we aimed to investigate the in-hospital mortality prediction power of the National Early Warning Score 2 (NEWS2) and the Laboratory Data Decision Tree Early Warning Score (LDT-EWS), which consists of frequently performed laboratory parameters.

Methods: We retrospectively analyzed 651 geriatric patients who visited the emergency department (ED), were not discharged on the same day from ED, and were hospitalized.

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Background: Hospitalized coronavirus disease 2019 (COVID-19) patients have higher mortality rates. Parameters to predict mortality are needed. Therefore, we investigated the power of procalcitonin/albumin ratio (PAR) and C-reactive protein/albumin ratio (CAR) to predict in-hospital mortality in hospitalized COVID-19 patients.

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Objectives: We aimed to assist in the diagnosis of cerebral venous sinus thrombosis (CVST) with the neutrophil-lymphocyte ratio (NLR).

Background: Diagnosis of CVST is difficult.

Methods: Patients, who visited the emergency department between March 1, 2013 and March 1, 2021 and underwent magnetic resonance (MR) venography were included.

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The study investigated heparin-binding protein (HBP) levels in patients with severe COVID-19 pneumonia and their relation to prognosis. A total of 134 patients with serious COVID-19 pneumonia were prospectively analyzed. HBP levels were statistically compared between both the patient and healthy control groups and within the patient group itself.

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Introduction: The aim of this study was to determine the prognostic value of admission immunosuppressive acidic protein (IAP), interleukin-6 (IL-6), total oxidant status (TOS), and total antioxidant status (TAS) in 161 critically ill patients.

Materials And Methods: This prospective observational study was carried out in the Emergency Department ICU for 6 months. Critically ill patients were included in the study consecutively.

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Introduction: Due to the high mortality of coronavirus disease 2019 (COVID-19), there are difficulties in the managing emergency department. We investigated whether the D-dimer/albumin ratio (DAR) and fibrinogen/albumin ratio (FAR) predict mortality in the COVID-19 patients.

Methods: A total of 717 COVID-19 patients who were brought to the emergency department from March to October 2020 were included in the study.

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Introduction: Due to the high mortality and spread rates of coronavirus disease 2019 (COVID-19), there are currently serious challenges in emergency department management. As such, we investigated whether the blood urea nitrogen (BUN)/albumin ratio (BAR) predicts mortality in the COVID-19 patients in the emergency department.

Methods: A total of 602 COVID-19 patients who were brought to the emergency department within the period from March to September 2020 were included in the study.

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Introduction: The 2017 International Liaison Committee on Resuscitation (ILCOR) guideline recommends that Emergency Medical Service (EMS) providers can perform cardiopulmonary resuscitation (CPR) with synchronous or asynchronous ventilation until an advanced airway has been placed. In the current literature, limited data on CPR performed with continuous compressions and asynchronous ventilation with bag-valve-mask (BVM) are available.

Study Objective: In this study, researchers aimed to compare the effectiveness of asynchronous BVM and laryngeal mask airway (LMA) ventilation during CPR with continuous chest compressions.

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Background: Acute mesenteric ischemia (AMI) is associated with a high mortality rate, yet diagnostic difficulties persist. Although many biomarkers have been investigated for diagnostic purposes, as well as imaging methods, a sufficiently specific and sensitive marker has not been identified. This research was designed to examine whether heparin-binding protein (HBP), which has a role in the early phase of inflammation, could be useful in the diagnosis of AMI.

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Introduction: In this study, we aimed to investigate the prognostic power of the first lactate level measured in the emergency department (ED), National Early Warning Score (NEWS), and NEWS-lactate (NEWS-L) on ED admission in critically ill geriatric patients.

Methods: This retrospective observational study was conducted in the ED of a university hospital. Consecutive patients ≥65 years of age admitted to our ED between July 1, 2017, and December 31, 2017, and transferred to the intensive care unit after the ED follow-up period were included in the study.

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Background/aim: Soluble urokinase plasminogen activator receptor (suPAR) has been reported to have a positive correlation with the activation degree of the immune system. This study’s aim is to investigate the efficiency of SuPAR serum levels in acute pancreatitis (AP) patients in determining the severity of disease.

Materials And Methods: This prospective research involves patients who arrived at the emergency service, were over 18 years old, had nontraumatic abdominal pain and diagnosis of AP, and agreed to join the study.

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Acar T, Alkan G, Çaksen H, Ertekin B, Ergin M, Koçak S, Cander B. Phenytoin induced dystonia. Turk J Pediatr 2018; 60: 111-112.

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Background: The study examined the Lp-PLA activity at the patients presented to the emergency department with acute coronary syndrome (ACS) or acute ischemic stroke (AIS), as well as its diagnostic value.

Methods: The prospective study included consecutive male and female patients aged >18 years that presented to the our emergency department with ACS or AIS between November 2009 and January 2010. Blood samples were obtained immediately following diagnosis in the ACS and AIS groups.

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Background/aim: The purpose of this experimental study was to investigate the role of lipoprotein-associated phospholipase-A2 (Lp-PLA2) in the diagnosis of acute mesenteric ischemia (AMI) in the early stage.

Materials And Methods: Twenty-seven New Zealand rabbits were randomly divided into 3 groups in this study. Blood specimens were obtained from the groups at hours 0, 1, 3, and 6.

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Background: Experimental approaches have been promising with the use of therapeutic hypothermia after Traumatic Brain Injury (TBI) whereas clinical data have not supported its efficacy.

Objectives: This study aimed to investigate whether using selective deeper brain cooling correlates with a more neuroprotective effect on Intracranial Pressure (ICP) increments following TBI in rats.

Materials And Methods: Adult male Sprague-Dawley rats (mean weight = 300 g; n = 25) were subjected to brain injury using a modified Marmarou method.

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Objective: To investigate diagnostic value of ischemia-modified albumin (IMA) levels in patients applying to emergency with symptoms of acute coronary syndrome (ACS) and acute ischemic stroke (AIS).

Methods: Two patient groups (ACS and AIS) and a control group were constituted. The study was discontinued upon reaching 30 patients in each group.

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Objectives: To investigate the effects of aprotinin, on blood gasses, oxidant-antioxidant status, and lung histopathology in an experimental bilateral blunt chest trauma model.

Methods: Conducted at the Experimental Animal Laboratory of Meram Medical School at Selcuk University, Konya, Turkey, the study comprised 21 New Zealand female albino rabbits who were divided into three groups.Trauma was applied on the sham and aprotinin groups, which was administered intravenous Aprotinin 20.

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Background: Acute intestinal ischemia is a serious clinical disorder with mesenteric infarction, which has high mortality. It is important to establish a biochemical marker for the early diagnosis of acute intestinal ischemia.

Objectives: The aim of this experimental study was to assess the changes in the serum levels of intestinal fatty acid binding protein (IFABP) and phosphate by time using the acute intestinal ischemia model in rabbits.

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Objectives: The aim of this study was to compare the effects of mannitol and melatonin on brain edema secondary to trauma using magnetic resonance imaging (MRI).

Methods: A mild traumatic brain injury with the Feeney method was performed upon twelve New Zealand rabbits. Three hours after the trauma was inflicted, MRI images were obtained, then the subjects were divided into two groups: a mannitol group and a melatonin group.

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Stevens-Johnson syndrome (SJS) is a rare but life-threatening acute mucocutaneous hypersensitivity reaction, usually related to drugs. Severe cutaneous adverse effects such as SJS and toxic epidermal necrolysis can arise during treatment with antiepileptic drugs (AEDs). A 23-year-old female patient with idiopathic epilepsy was referred to the emergency service with fever, oral and genital mucosal lesions, generalized rash, and weakness.

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Objective: To evaluate the convenience and utility of optic nerve ultrasonography (ONUS) in the evaluation of emergency patients with elevated intracranial pressure (EICP) due to traumatic or non-traumatic causes.

Methods: This study was conducted between May 2005 and December 2005 in the emergency department of Meram Faculty of Medicine, Selcuk University. Patients with traumatic or non-traumatic EICP were included in the study.

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This study was conducted to investigate the effectiveness of various doses of octreotide in reducing hypoglycemic attacks and the need for dextrose in patients with refractory and recurrent hypoglycemia related to sulfonylurea toxicity. This study was carried out at the Center of Experimental Research of Selcuk University Meram School of Medicine in Konya, Turkey. A total of 40 New Zealand rabbits of both sexes, weighing between 2500 and 3000 g, were used in this experiment.

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Aims: To determine the usefulness of fibrinolytic markers as early prognostic indicators in patients with isolated head trauma.

Materials And Methods: Sixty-two consecutive patients (26 women and 36 men; mean age 61 years, range 2-76 years) with isolated head trauma seen within the first three hours of the trauma were included in the study. The Glasgow Coma score (GCS), platelet counts (Plt), prothrombin time (PT), partial thromboplastin time (PTT), fibrinogen, fibrin degradation products (FDP) and D-dimer levels were measured.

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