Publications by authors named "Georgios Koumantakis"

: Mechanical ventilation is often used in intensive care units to assist patients' breathing. This often leads to respiratory muscle weakness and diaphragmatic dysfunction, causing weaning difficulties. Inspiratory muscle training (IMT) has been found to be beneficial in increasing inspiratory muscle strength and facilitating weaning.

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The purpose of this study was to investigate psychometric properties of the Greek translation of Pittsburgh Sleep Quality Index (GR-PSQI) in a Greek chronic non-specific low back pain (CNSLBP) sample, thus, providing insight on its clarity and acceptability as a widely used sleep assessment tool in clinical practice. Asymptomatic volunteers (n = 73) and CNSLBP volunteers (n = 47), participated in the study. For the assessment of construct validity, the known-groups method was used.

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Purpose: To examine the effectiveness of Neuromobilization Exercises (NE) on pain, grip and pinch strength, two-point discrimination, motor and sensory distal latency, symptom severity, and functional status using the Boston Carpal Tunnel Questionnaire (BCTQ) in Carpal Tunnel Syndrome (CTS).

Methods: Major electronic databases were searched from inception up to September 2021 for randomized trials comparing the effects of NE with or without other interventions against no treatment, surgery, or other interventions in patients with CTS. Standardized Mean Differences (SMD) and 95% confidence interval (CI) were calculated using a random-effects inverse variance model according to the outcome of interest and comparison group.

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Objective(s): The purpose of the study was to review patients' characteristics and the location of extrapelvic endometriosis.

Study Design: Out of 1000 women with endometriosis during a 20year period, we found 200 cases with extra pelvic endometriosis. Medical reports were evaluated and the diagnosis was confirmed on the pathological specimen.

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A group of 140 women with a body mass index (BMI) < or = 24 kg/m(2) undergoing 291 cycles was compared with a group of 138 women with a BMI >24 kg/m(2) in 291 cycles, with respect to duration of ovarian stimulation and dose of gonadotrophin, number of oocytes collected, cleavage and implantation rate, clinical pregnancy, miscarriage and delivery rates. Patients with a BMI > 24 kg/m(2) demonstrated a significant decrease in the number of follicles after stimulation (P = 0.01), a comparative increase in the number ampoules of gonadotrophin used (P = 0.

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Objective: Few studies examining the association of endometriosis with the risk of breast cancer. Our goal was to investigate the familial risk of breast cancer in women with endometriosis.

Design: Retrospective study.

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Article Synopsis
  • The study aimed to evaluate the familial risk of endometriosis among female relatives of affected women and compare their characteristics with those without a family history of the condition.
  • Results demonstrated that 9.5% of first-degree relatives of women with endometriosis were diagnosed with the condition, significantly higher than the 1% in a control group, indicating a tenfold increased risk.
  • No notable differences were found in demographic or health characteristics between women with endometriosis who had a family history of the disease and those who did not.
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Objective: To quantify levels of macrophage migration inhibitory factor (MIF) in the peritoneal fluid (PF) of women with endometriosis, and to correlate these levels with the extent of disease.

Design: Controlled clinical study.

Setting: Academic medical center.

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Objective: Peritoneal fluid (PF) inflammatory factors may participate in the pathogenesis of endometriosis. The aim of this study was to investigate PF interleukin (IL)-18 levels in women with and without endometriosis.

Design: Controlled clinical study.

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Background: The role of leptin in reproductive processes has received increasing attention. Because leptin has intrinsic angiogenic properties, may be induced by inflammatory cytokines and induces matrix metalloproteinases, we examined peritoneal fluid (PF) leptin concentrations in women with endometriosis.

Methods: PF samples were collected from 60 women undergoing laparoscopy for endometriosis, and 18 controls undergoing tubal sterilization.

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Problem: Pregnancy-associated plasma protein-A (PAPP-A) belongs to a group of glycoproteins isolated from extracts of human placenta. Healthy ovarian and uterine tissues are also known to express PAPP-A. We hypothesized that PAPP-A levels might also be elevated in the peritoneal fluid (PF) of women with endometriosis, and examined variations in PF PAPP-A during the menstrual cycle and with the severity of the disease.

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Objective: To investigate the possibility of genetic contribution of CYP1A1, CYP19, GSTM1, and GSTT1 polymorphisms to endometriosis.

Design: Genetic polymorphism analysis.

Setting: Case-control study.

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Background: Interleukin (IL)-15 is a novel cytokine with immunoregulatory and angiogenic properties. We compared IL-15 levels in the peritoneal fluid (PF) of women with and without endometriosis.

Methods: PF samples were obtained from 55 women with endometriosis (23 with superficial peritoneal implants, 19 with deep endometriotic implants and 13 with ovarian endometriomas).

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The relationship between metabolism and reproduction remains a mystery in female endocrinology. Such substances as insulin, amino acids and IGFBP-I have been proposed as signals of body mass fat on the genital axis. Today this role is claimed by leptin, a protein hormone decoded from the obesity gene and is secreted exclusively from adipose tissue.

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To report two rare cases of gonadotropin-resistant ovary syndrome associated with secondary amenorrhea and normal levels of inhibin B. Case report. Two university teaching hospitals.

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Objective: To report a rare case of a patient with catamenial hemoptysis, secondary infertility, and endometriosis associated with a unicornuate uterus and noncommunicating rudimentary horn.

Design: Case report.

Setting: University hospital.

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