Publications by authors named "Guelcin Altinok"

Background: Loneliness, distress from having fewer social contacts than desired, has been recognized as a significant public health crisis. Although a substantial body of research has established connections between loneliness and various forms of psychopathology, our understanding of the neural underpinnings of loneliness in schizophrenia spectrum disorders (SSD) and major depressive disorder (MDD) remains limited.

Methods: In this study, structural magnetic resonance imaging (sMRI) data were collected from 57 SSD and 45 MDD patients as well as 41 healthy controls (HC).

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Importance: Increasing evidence supports the oncologic safety of de-escalating axillary surgery for patients with breast cancer after neoadjuvant chemotherapy (NAC).

Objective: To evaluate the oncologic outcomes of de-escalating axillary surgery among patients with clinically node (cN)-positive breast cancer and patients whose disease became cN negative after NAC (ycN negative).

Design, Setting, And Participants: In the NEOSENTITURK MF-1803 prospective cohort registry trial, patients from 37 centers with cT1-4N1-3M0 disease treated with sentinel lymph node biopsy (SLNB) or targeted axillary dissection (TAD) alone or with ypN-negative or ypN-positive disease after NAC were recruited between February 15, 2019, and January 1, 2023, and evaluated.

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Background: In this study, we aimed to evaluate the viscoelastic properties of the superficial back muscles of adolescent idiopathic scoliosis patients with Lenke Type 1A and 1B curves compared to their healthy peers.

Methods: 20 participants with adolescent idiopathic scoliosis and 20 healthy peers were evaluated. Cobb angle was recorded for scoliosis participants.

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Background: This study aims to identify factors predicting recurrence and unfavorable prognosis in cN+ patients who have undergone sentinel lymph node biopsy (SLNB) following neoadjuvant chemotherapy (NAC).

Methods: The retrospective multi-centre "MF18-02" and the prospective multi-centre cohort registry trial "MF18-03" (NCT04250129) included patients with cT1-4N1-3M0 with SLNB+/- axillary lymph node dissection (ALND) post-NAC.

Results: A total of 2407 cN+ patients, who later achieved cN0 status after NAC and subsequently underwent SLNB, were studied.

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Purpose: Consumption of cocoa flavanols and caffeine might acutely enhance cognition, particularly in synergy. Due to the use of multifaceted tasks in prior research, it is unclear precisely which cognitive functions are implicated. Here we aimed to assess the acute effects of the (joint) ingestion of cocoa flavanols and caffeine on temporal attention, spatial attention, and working memory.

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DRG primary neuron cultures, derived from rodents, closely mimic properties of sensory neurons in vivo and are highly useful for studying pain and neurological disorders. These cultures are pivotal in patch-clamp electrophysiology for sensory neuron properties analysis. A detailed, replicable protocol in scientific research ensures experiment accuracy and reproducibility.

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Article Synopsis
  • - DiGeorge syndrome (DGS) is a common microdeletion syndrome that impacts various body systems such as the heart, nervous, and immune systems; this study evaluated clinical and neurocognitive aspects of 52 DGS patients.
  • - Out of the 52 patients, the median age was about 10.5 years, with partial DGS noted in those who survived; 15 patients did not survive during the study period.
  • - Significant neurological issues were identified, including brain abnormalities in 72% of patients and various neuropsychological impairments, highlighting the need for awareness and tailored care for these individuals.
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Background And Objectives: Obesity is a major health issue linked to conditions like diabetes, hypertension, and hyperlipidemia. Infectobesity suggests that certain microorganisms may contribute to obesity. Human adenovirus serotypes, particularly Human adenovirus type-36 (HAdV-36), Human adenovirus type-5 (HAdV-5), and Human adenovirus type-37 (HAdV-37), are thought to influence body fat regulation.

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Article Synopsis
  • The study investigates the safety of omitting axillary lymph node dissection (ALND) in patients with residual axillary disease after neoadjuvant chemotherapy (NAC), focusing on those treated with sentinel lymph node biopsy (SLNB) or targeted axillary dissection (TAD).
  • An analysis of two multicenter cohorts (MF18-02 and MF18-03) included 501 patients who received regional nodal irradiation and achieved a complete clinical response to NAC.
  • Results showed low recurrence rates (0.4% axillary, 0.8% locoregional) and no significant differences in disease-free or disease-specific survival between SLNB and TAD, suggesting ALND omission is safe if patients receive
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Sensori-/psychomotor abnormalities refer to a wide range of disturbances in individual motor, affective and behavioral functions that are often observed in mental disorders. However, many of these studies have mainly used clinical rating scales, which can be potentially confounded by observer bias and are not able to detect subtle sensori-/psychomotor abnormalities. Yet, an innovative three-dimensional (3D) optical motion capturing technology (MoCap) can provide more objective and quantifiable data about movements and posture in psychiatric patients.

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This study aims forward to explain the effect of freight transportation on environmental pollution and to investigate the role played by the usage rates of road and railway transportation modes in this relationship. As an auxiliary problem of the research, it was tried to determine whether there is a threshold value for these types of transportation and what consequences will arise in terms of environmental pollution below and above this threshold. For this purpose, the data of OECD countries for the period 2000-2018 were analyzed with the PSTR method.

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Objective: The objective of our study is to evaluate breast cancer patients with BRCA1 or BRCA2 gene mutations and compare them with patients without these mutations. Specifically, we aim to assess the acute side effects of radiotherapy in both groups.

Methods: Data were collected from four participating centers, comprising information from 73 patients who underwent known mutation analysis and had complete data.

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Article Synopsis
  • Disability studies focus on understanding people's experiences with disabilities and how those shape their goals and views about health.
  • These studies have influenced medical policies but haven't been fully used in traditional science talking about diseases.
  • The author wants to show that new biology ideas can help connect disability studies to real-life medical ways of understanding illnesses without ignoring individual patient experiences.
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  • Missions into Deep Space this decade are concerning due to potential health risks from microgravity and galactic cosmic radiation, especially for kidneys.
  • Researchers used various biological and clinical analyses on samples from spaceflight-exposed mice, humans, and simulated environments.
  • Key findings reveal that spaceflight causes kidney-related issues like increased risk of kidney stones, changes in nephron structure, and damage from radiation exposure.
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Objective: Breast cancer is common among women aged 65 and over. There is a significant lack of evidence regarding the treatment of breast cancer in patients in this age group due to the rare inclusion of these patients in clinical studies. However, it is known that survival in elderly patients with breast cancer is significantly reduced in those not receiving standard therapy.

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Dietary lipid manipulation has recently been proposed for managing glycogen storage disease (GSD) type IIIa. This study aimed to evaluate the myopathic, cardiac, and metabolic status, physical activity, growth, and dietary compliance of a personalized diet high in protein and fat for 24 months. Of 31 patients with type IIIa GSD, 12 met the inclusion criteria.

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Empyema in children.

Turk Gogus Kalp Damar Cerrahisi Derg

January 2024

Article Synopsis
  • - Empyema is an infection in the pleural space, often caused by parapneumonic effusion in children, and although antibiotic use has decreased its frequency, it remains a major health issue worldwide.
  • - The main treatment goals for empyema are to drain the pleural cavity, treat lung infections with antibiotics, and prevent complications, with strategies varying based on the disease stage.
  • - Early detection of childhood empyema leads to high treatment success rates, and children tend to heal more effectively than adults due to their rapid tissue regeneration, allowing for less aggressive treatment options.
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Background: The aim of this study was to investigate the antifibrinolytic and anti-inflammatory effects of hesperidin, tenoxicam and enoxaparin on intrapleural adhesions in an experimental rat model.

Methods: A total of 52 healthy adult male Wistar Albino rats from the same colony were randomly divided into six groups as sham (Group 1), surgical control (Group 2), low-dose hesperidin (Group 3), high-dose hesperidin (Group 4), tenoxicam (Group 5), and enoxaparin (Group 6). All subjects underwent left thoracotomy and except for the sham group, an adhesion model was applied and, postoperatively, the drugs were administered intraperitoneally.

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Introduction: The choice of treatment for rectal cancer often differs in older and younger patients, with the rate of radiotherapy use lower among older adults. In our daily practice, when evaluating a frail older patient with rectal cancer, we usually choose to give less treatment. This may be due to concern that the patient will not be able to tolerate radiotherapy.

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Objective: The study aimed to assess the level of knowledge of patients with cervical cancer referred to radiation oncology outpatient clinics in Turkey regarding screening methods and human papillomavirus (HPV) vaccination and increase social awareness based on the findings.

Methods: A descriptive cross-sectional survey was conducted from January to June 2022 involving 300 patients in various regions. Data on demographics, cervical cancer screening and HPV vaccination knowledge, and recommendations to relatives were collected through a questionnaire-based interview.

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Internet-based interventions are recognised as a practical approach to address mental health issues. The acceptance and utilisation of such interventions are closely linked to user attitudes and preferences. This study aims to examine the predictors of university students' attitudes towards internet-based interventions.

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