Publications by authors named "Tugba Kaya"

: Lung cancer is the leading cause of cancer-related deaths. Spread through air spaces (STAS) is an adverse prognostic factor that has become increasingly known in recent years. This study aims to investigate the impact of STAS presence on overall survival (OS) and disease-free survival (DFS) in patients with surgically resected stage IA-IIIA lung cancer and to identify clinicopathological features associated with STAS.

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Patients with human epidermal growth factor receptor 2 (HER2) -positive, hormone receptor-positive (HR-positive) metastatic breast cancer (MBC) usually undergo trastuzumab emtansine (T-DM1) therapy in subsequent lines. Combining endocrine therapy (ET) with T-DM1 can improve treatment outcomes in this subtype. Therefore, this study aimed to investigate the benefits of using T-DM1 with ET in HER2-positive and HR-positive MBC.

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Article Synopsis
  • In Türkiye, malaria was eradicated in 2010, but there are still imported cases, leading researchers to compare two rapid diagnostic tests for malaria detection: SD-Pf/Pan and SD-Pf/Pv, against microscopy and RT-PCR.
  • The study involved testing blood samples from 66 suspected malaria cases, with microscopy and RT-PCR confirming 30 positive cases, while both rapid tests showed high sensitivity and specificity results, with SD-Pf/Pan performing slightly lower on some measures.
  • The findings suggest that both rapid tests can effectively diagnose malaria, but results should be validated with microscopy and RT-PCR for accurate diagnosis.
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Functional gastrointestinal disorders (FGIDs) are characterized by a variety of symptoms that are frequently age-dependent, chronic, or recurrent and are not explained by structural or biochemical abnormalities. There are studies in the literature reporting different results regarding the relationship between prematurity and FGIDs. The main objective of this study was to compare the frequency of FGIDs between preterm and term infants.

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is the species responsible for visceral leishmaniasis [(VL), kala-azar], which is observed sporadically mainly in pediatric age groups in the Aegean, Mediterranean and Central Anatolian regions of Türkiye. The aim of this study is to evaluate the diagnosis, clinic, laboratory results and treatments of four adult patients with VL who applied to our hospital. The patients were referred to our hospital to investigate hematological malignancy.

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Article Synopsis
  • - The study investigates the incidence of hypoxic ischemic encephalopathy (HIE) in infants ≥36 weeks gestational age in Turkey, finding an incidence rate of 2.13 per 1000 live births, with varying severity levels among those affected.
  • - Among infants with HIE, therapeutic hypothermia (TH) was notably administered to 34.5% of those with mild HIE, while factors like gestational age affected mortality rates, especially in those born at 34-35 weeks.
  • - Despite an unchanged incidence of HIE, the study revealed a decreased mortality rate and no significant impact of TH timing on MRI findings or mortality.
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Background: Colistin, a cationic polypeptide antibiotic of the polymyxin class has come back into use due to its potent antimicrobial activity against multidrug-resistant Gram-negative bacteria and the lack of new antibiotics. The purpose of this study was to assess the critically ill infants treated with colistin in our neonatal intensive care unit and to identify predisposing factors for the emergence of acute kidney injury (AKI) following colistin treatment.

Methods: This was a retrospective case-control study that included infants with proven or suspected nosocomial infections in the neonatal intensive care unit of a University Hospital between January 2012 and March 2022.

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Objective: This study examines the Turkish validity, reliability and diagnostic performance of the Voice Handicap Index-Partner (VHI-P-TR), which is used to obtain the perceptions of communication partners of individuals with dysphonia about the functional, physical and emotional handicap resulting from the patient experiencing dysphonia.

Method: The study included 160 individuals with dysphonia and their communication partners. First, translation, back translation, expert validity and pilot study were performed in the scale adaptation process.

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Leishmaniasis is a parasitic infection caused by an obligate intracellular protozoon transmitted by infected sand flies. Cutaneous leishmaniasis (CL) is a skin disease known in our country as oriental sore, which heals, leaving a scar in place, mainly on the skin and sometimes in the mucous membrane. Demonstration of the parasite in chronic CL is difficult.

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Background: Hypoxic ischemic encephalopathy (HIE) has different neurological outcomes.

Aim: We wanted to see if there was any developmental delay in neonates with hypoxia ischemic encephalopathy who were given therapeutic hypothermia.

Study Design: Retrospective cohort study.

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Objective: Within the scope of semi-occluded vocal tract exercises (SOVTEs), we aimed to examine the effects of four exercise combinations, which involved various fluid densities and tube submersion depths, on acoustic and electroglottographic (EGG) parameters.

Methods: Four procedures (P) were applied consecutively to 30 female participants with normal voices using different tube submersion depths and fluid densities, including P1 (2 cm, water), P2 (2 cm, nectar), P3 (10 cm, water), and P4 (10 cm, nectar). Nasometric (Nasometer II model 6450) and EGG (Electroglottograph model 6103) measurements were taken before the procedures were initiated (pre-test) and at the end of each procedure.

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Introduction: The coronavirus disease 2019 (COVID-19) pandemic led to a lockdown period. Confinement periods have been related to unhealthy lifestyle behaviors. Our study aimed to determine weight change, changes in eating and exercise habits, the presence of depression and anxiety, and diabetes mellitus (DM) status in a cohort of patients with obesity.

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Leishmaniasis is a protozoan parasitic disease transmitted to humans by infected female sand flies. Turkey has received more than three million immigrants from Syria because of the civil war and political instability. This study reported cases of two patients, who were from Syria and lived in Hatay, with cutaneous leishmaniasis and mucosal involvement.

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Acanthamoeba species are free-living amoebae isolated from many ecological areas such as swimming pools, dams, lakes, soil, and air filters. These amoebae are usually causing granulomatous amebic encephalitis and amebic keratitis in immunosuppressive individuals. In this study, the reproductive potential and morphological changes determined of Acanthamoeba castellanii trophozoite and cyst forms exposed to three different active substances derived from benzothiazole.

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Congenital diaphragmatic hernia (CDH) is a serious life-threatening birth defect characterized by abnormal development in the muscular or tendinous portion of the diaphragm during embryogenesis. Despite its high incidence, the etiology of CDH hasn't been fully understood. Genetic factors are important in pathogenesis; however, few single genes have been definitively implicated in human CDH.

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Purpose: Pediculosis caused by human head louse, Pediculus humanus capitis De Geer (Anoplura: Pediculidae) is a public health problem with a high prevalence, especially among children in school age. Different chemical pediculicides (insecticides) are used against lice but the repeated application of these pediculicides for the treatment of P. humanus capitis infestation in the past decades has resulted in the development of resistance.

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Background: Clinically, cutaneous leishmaniasis (CL) can be confused with granulomatous diseases and skin cancers, and it may lead to erroneous diagnosis and treatment. Diagnosis based and histopathology can have some difficulties due to low number of parasites, especially in chronic CL cases. We aimed to emphasize the necessity of considering CL in the differential diagnosis for cases of granulomatous diseases and basal cell carcinoma, particularly in areas where CL is endemic.

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Objective: and are the species causing cutaneous Leishmaniasis (CL) in Turkey. There was a wave of immigration due civil war in Syria in 2011. Migration from Syria, where CL is endemic, to other countries is thought to affect the number of CL cases and species diversity.

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Article Synopsis
  • The study investigates drug resistance in cutaneous leishmaniasis in Turkey, particularly focusing on Meglumine Antimoniate and Sodium Stibogluconate, which have shown resistance in recent years.
  • Five patient isolates that did not respond to prior treatments were tested for sensitivity to various medications, including Amphotericin B and Miltefosine, using specific lab methods.
  • Results indicated that none of the resistant isolates were resistant to Amphotericin B, and the findings provide valuable information for clinicians and researchers regarding effective treatment options.
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Leishmaniasis is a parasitic disease that is transmitted to humans by the bites of infected female phlebotomine sandflies. In the diagnosis of cutaneous leishmaniasis (CL), in the smear samples, the demonstration of the parasite by microscope remains a gold standard method. However, it becomes difficult to diagnose the parasite since the number of amastigotes in chronic cases with a lesion of one year or longer is very low.

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Glioblastoma multiforme (GBM) is the most aggressive type of brain tumor. Molecular heterogeneity is a hallmark of GBM tumors that is a barrier in developing treatment strategies. In this study, we used the nonsynonymous mutations of GBM tumors deposited in The Cancer Genome Atlas (TCGA) and applied a systems level approach based on biophysical characteristics of mutations and their organization in patient-specific subnetworks to reduce inter-patient heterogeneity and to gain potential clinically relevant insights.

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Objective: This study aims to determine the optimum liquid medium for the reproduction of Trypanosoma cruzi strains and provide cryopreservation.

Methods: The reproduction density of T. cruzi strain was evaluated in the following five different commercial liquid culture media: RPMI 1640, Medium 199 (M199), Schneider's İnsect Medium (SİM), Nutrient Broth (NB), Brain Heart İnfusion Broth (BHİB).

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Introduction: Zearalenone (ZEA) and deoxynivalenol (DON) are toxic fungal secondary metabolites, found mainly in contaminated food, that are associated with serious health problems. It is important to identify undesirable toxins and metabolites that may be present in human milk. The aim of this study was to evaluate human milk ZEA and DON levels, total daily intake of ZEA and DON; and their possible relationship with maternal dietary habits.

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Leishmaniasis, seen in tropical and subtropical regions, is an infectious disease caused by the protozoan parasite Leishmania species. There are three main forms of leishmaniasis: cutaneous, mucocutaneous and visceral leishmaniasis. Cutaneous leishmaniasis (CL) has become an increasing problem as the number of travels around the world increases and people go to work in endemic areas.

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