A multicenter, retrospective archive study of radiological and clinical features of ALK-positive non-small cell lung cancer patients and crizotinib efficacy.

To evaluate radiological and clinical features in metastatic anaplastic lymphoma kinase+ non-small cell lung cancer patients and crizotinib efficacy in different lines. This national, non-interventional, multicenter, retrospective archive screening study evaluated demographic, clinical, and radiological imaging features, and treatment approaches in patients treated between 2013-2017. Totally 367 patients (54.

Causes of liver test abnormalities in newly diagnosed cancer patients and the investigation of etiological factors.

Objectives: In this study, we aimed to investigate the causes of liver test abnormalities in newly diagnosed patients naive to anti-tumoral therapy.

Method: This study included a total of 490 patients with ALT levels > 5X ULN on liver function tests at the initial presentation to our clinic. Data from 247 (50.

Comparison of Two Chemotherapy Regimens After First-Line Treatment for HER2-Negative Metastatic Gastric Cancer.

Aim: Metastatic stage gastric cancer is a disease with a poor prognosis and the likelihood of achieving a cure in these patients is low. Treatment response to subsequent-line treatments is poor. We aimed to investigate the effectiveness of the folinic acid, fluorouracil and irinotecan (FOLFIRI) and paclitaxel+carboplatin regimens, which are used in subsequent lines of therapy in advanced-stage gastric cancer.

Clinical Characteristics and Outcomes of Cancer Cases Among Syrian Refugees From Southern Turkey.

Importance: Cancer was a common noncommunicable disease in Syria before the present conflict and is now a major disease burden among 3.6 million Syrian refugees in Turkey. Data to inform health care practice are needed.

The Efficacy and Safety of Treatment Regimens Used in the First-Line Setting in Metastatic Pancreatic Cancer Patients: A Multicenter Real-Life Study.

Objective: The aim of the study is to compare the efficacy and safety of 3 chemotherapy regimens used as first-line treatments in the real-life management of metastatic pancreatic cancer.

Methods: A total of 218 patients were included in this multicenter study. Gemcitabine (Gem, n = 71), gemcitabine-cisplatin (Gem-Cis, n = 91), and FOLFIRINOX (a combination of leucovorin, 5-fluorouracil, irinotecan, and oxaliplatin [FFX], n = 56) treatments were compared.

Prognostic factors and the prognostic role of inflammation indices in malignant pleural mesothelioma.

Background: In this study, we aimed to investigate the prognostic factors of malignant pleural mesothelioma and the prognostic value of inflammation indices in malignant pleural mesothelioma.

Methods: Between January 2002 and December 2019, a total of 132 patients (74 males, 58 females; mean age: 55 years; range, 31 to 79 years) diagnosed with malignant pleural mesothelioma were retrospectively analyzed. Patients" demographic data and laboratory results were recorded.

Neoadjuvant Therapy and Factors Influencing Survival in Locally Advanced Non-Small Cell Lung Cancer.

Aim: We aimed to investigate the effectiveness of neoadjuvant therapy (NAT) and clinicopathological characteristics in locally advanced non-small cell lung cancer (NSCLC) (IIIA-IIIB), as well as the influence of the post-NAT treatment modalities on survival.

Materials And Methods: This study included patients who presented to the Dicle University Medical Oncology Clinic and received NAT for a diagnosis of locally advanced NSCLC between 2004 and 2020. Clinicopathological and radiological data of the 57 patients whose data could be retrieved from the hospital archive system were retrospectively reviewed.

18 F-FDG PET/CT parameters for prediction of response to neoadjuvant therapy and prognosis in rectal cancer.

Objective: This study aims to investigate the role of F-18 fluorodeoxyglucose PET/computed tomography (18F-FDG PET/CT) parameters in the prediction of treatment response and the prognosis in locally advanced rectal cancer.

Methods: We investigated the relationship of 18F-FDG PET/CT parameters [rectal metabolic tumor volume (MTV), rectal total lesion glycolysis (TLG), rectal standard uptake value (SUV) max, rectal highest peak SUV, lymph node MTV, lymph node TLG, lymph node highest peak SUV] with the pathological response and disease-free survival (DFS) in 60 patients who received neoadjuvant therapy for a diagnosis of locally advanced rectal cancer. Patients with a total score of 0 were assigned to the low-risk group, patients with a score of 1 were assigned to the intermediate-risk group and patients with a score of 2 were assigned to the high-risk group.

Thiol-disulphide Homeostasıs and Ischemia-modified Albumın Level and its Relatıonshıp with Clınicopathological Features of Breast Cancer.

Objective: To investigate the status of thiol-disulphide homeostasis and ischemic-modified albumin and their association with clinicopathological parameters in breast cancer.

Study Design: A cross-sectional descriptive study.

Place And Duration Of Study: Department of Internal Medicine and Department of Medical Oncology, Dicle University, Turkey, from April to September 2021.

Clinical outcomes of concomitant use of proton pump inhibitors and regorafenib in patients with metastatic colorectal cancer: a multicenter study.

Aim: To compare survival outcomes, response rates, and adverse events (AEs) in proton pump inhibitor (PPI) user and non-user patients with metastatic colorectal cancer (mCRC) treated with regorafenib.

Methods: We included 272 patients with mCRC treated with regorafenib in this study. Patients were divided into two categories according to their status of PPI use.

Factors influencing HER2 discordance in nonmetastatic breast cancer and the role of neoadjuvant therapy.

The rates of and the factors influencing HER2 discordance in patients receiving neoadjuvant therapy for breast cancer are investigated. This study retrospectively examines the rates of HER2 and hormone receptor discordance between the biopsy and postoperative resection specimens of 400 female early-stage breast cancer patients. 133 (33.

Evaluation of Factors Predicting the Effectiveness of Regorafenib in the Treatment of Metastatic Colorectal Cancer.

Objective: Regorafenib is a multikinase inhibitor, the effectiveness of which was demonstrated in metastatic colorectal cancer. This study aimed to investigate the factors that could predict the effectiveness of regorafenib.

Materials And Methods: This study retrospectively reviewed the clinical characteristics, tumor characteristics, and previous therapies in 62 patients who presented to our center between 2016 and 2020 and used regorafenib for metastatic colorectal cancer.

A Low Body Fat Mass Ratio Predicts Poor Prognosis in Patients with Advanced Non-Small Cell Lung Cancer.

Purpose: The aim of this study was to investigate the effect of the body fat mass ratio on survival and prognosis in advanced non-small-cell lung cancer patients.

Methods: The study includes 200 patients who were diagnosed with advanced non-small-cell lung cancer between 2014 and 2018 and whose body fat mass percentage and body mass index (BMI) were determined using the Tanita Body Composition Analyzer during admission.

Results: All patients had advanced incurable non-small-cell lung cancer (30% had locally advanced disease, 70% were stage IV).

Efficacy and safety profile of COVID-19 vaccine in cancer patients: a prospective, multicenter cohort study.

To compare the seropositivity rate of cancer patients with noncancer controls after inactive SARS-CoV-2 vaccination and evaluate the factors affecting seropositivity. Spike IgG antibodies against SARS-CoV-2 were measured in blood samples of 776 cancer patients and 715 noncancer volunteers. An IgG level ≥50 AU/ml is accepted as seropositive.

The prognostic role of baseline F-FDG PET/CT SUVmax and SUVmax change in patients with node-positive breast cancer receiving neoadjuvant chemotherapy.

Objective: This study aimed to determine the prognostic role of baseline maximum standardized uptake value (SUVmax) obtained by pretreatment PET/CT and the change in SUVmax (ΔSUVmax [%]) in patients with axillary lymph node-positive breast cancer receiving neoadjuvant chemotherapy (NAC).

Methods: One hundred and eighty patients with baseline SUVmax and 121 patients with SUVmax measurement after treatment were evaluated in the study. The baseline SUVmax value of the breast (SUVmaxI) and axilla (SUVmaxI) and the change in the SUVmax of the breast (ΔSUVmax) and axilla (ΔSUVmax) were measured.

Efficacy of 68Ga-PSMA PET/CT-derived whole-body volumetric parameters in predicting response to second-generation androgen receptor axis-targeted therapy, and the prognosis in metastatic hormone-refractory prostate cancer patients.

Introduction: The present study investigates the role of 68Ga-PSMA PET/CT-derived whole-body metabolic and volumetric parameters in the prediction of treatment response and prognosis among metastatic hormone-refractory prostate cancer patients undergoing second-generation androgen receptor axis-targeted therapy (abiraterone or enzalutamide).

Materials And Methods: This retrospective study included 44 metastatic hormone-refractory prostate cancer patients undergoing 68Ga-PSMA PET/CT, including 29 enzalutamide-treated and 15 abiraterone-treated patients.

Results: Of the 44 patients included in the study, 29 received enzalutamide and 15 received abiraterone.

Efficacy and tolerability of current treatments for hormone-refractory prostate cancer patients with visceral metastases.

To assess the efficacy and tolerability of the first-line treatment options for hormone-refractory prostate cancer patients with visceral metastases. The records of 191 patients diagnosed with hormone-refractory prostate cancer with visceral metastases were analyzed retrospectively. Docetaxel was administered to 61.

The comparison of FOLFOX regimens with different doses of 5-FU for the adjuvant treatment of colorectal cancer: a multicenter study.

Purpose: We aim to compare the efficiency and toxicity of three different 5-fluorouracil (5-FU) administration types in 5-FU, leucovorin, and oxaliplatin (FOLFOX) combination treatment for adjuvant therapy in colorectal cancer (CRC).

Methods: Five hundred and seventy patients with stage III colorectal carcinoma who received different FOLFOX regimens after curative resection were included. Patients were divided into three groups as FOLFOX-4, modified FOLFOX-6 (mFOLFOX-6), and mFOLFOX-4 for comparison of toxicity and disease-free survival (DFS) and overall survival (OS) times.

The role of basal 18F-FDG PET/CT maximum standard uptake value and maximum standard uptake change in predicting pathological response in breast cancer patients receiving neoadjuvant chemotherapy.

Objective: The aim of this study was to determine the role of 18F-FDG PET/CT in predicting pathological response among patients diagnosed with local or locally advanced breast cancer and receiving neoadjuvant chemotherapy (NAC).

Methods: Basal SUVmax value were analyzed in 212 patients and 142 of these patients had posttreatment SUVmax value. Overall pathological complete response (pCRC) was defined as no evidence of residual invasive cancer in breast (pCRB) and axilla (pCRA).

Tyrosine kinase inhibitors in the treatment of metastatic renal cell cancer patients with early cytokine intolerance: TURCOS, a Turkish national, prospective observational study.

Objective: Cytokines have been the mainstay of treatment in metastatic renal cell cancer (mRCC) for decades before the introduction of tyrosine kinase inhibitors (TKIs), which dramatically changed the therapeutic landscape in these patients. This observational study was designed to evaluate use of TKIs in the treatment of cytokine-intolerant mRCC patients.

Methods: A total of 151 cytokine-intolerant mRCC patients who were treated with TKIs (sunitinib, pazopanib and sorafenib) were enrolled in this prospective, non-interventional, multi-center observational study at 16 oncology centers across Turkey.

GLASS: Global Lorlatinib for ALK(+) and ROS1(+) retrospective Study: real world data of 123 NSCLC patients.

Unlabelled: Lorlatinib is a third-generation tyrosine-kinases inhibitor (TKI) targeting ALK/ROS1 fusions. The FDA has approved lorlatinib for TKI-pretreated ALK(+) NSCLC, while its approval for ROS1(+) is still pending. Here we present the largest real-world data of NSCLC patients harboring ALK/ROS1 rearrangements treated with lorlatinib.

Comparison of three different chemotherapy regimens for concomitant chemoradiotherapy in locally advanced non-small cell lung cancer.

Purpose: The optimal chemotherapy regimen for concurrent chemoradiation in locally advanced non-small cell lung cancer (NSCLC) remains unclear. Cisplatin-etoposide regimen related toxicity is high, weekly regimens have been investigating. We aimed to compare the efficacy and safety of different concurrent chemotherapy regimens in the context.