Yazar "Çalışkan, Selahattin" için WoS İndeksli Yayınlar Koleksiyonu listeleme
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Awareness of prostate cancer diagnosis and management among Turkish males: a cross sectional study from Çorum
Sungur, Mustafa; Çalışkan, Selahattin (Taylor and Francis Ltd, 2019)Introduction: Prostate cancer is the most common malignancy among men in the United States and the second most common cancer in Turkey. The incidence of prostate cancer is increasing in industrialized countries. Aim: The ... -
Bilateral ureteral duplication of complete left and incomplete right side with lower pole kidney stone
Çalışkan, Selahattin (College of Physicians and Surgeons Pakistan, 2017)Bilateral ureteral duplication is a very rare anomaly, a result of two separate ureteric buds arising from a mesonephric duct. Most of the patients are asymptomatic and diagnosed incidentally. Recurrent urinary tract ... -
Bladder leiomyoma
Çalışkan, Selahattin; Sungur, Mustafa (College of Physicians and Surgeons Pakistan, 2017)Leiomyoma of the bladder is a very rare disorder that accounts for 0.43% of all bladder neoplasms. Although the pathophysiology of the bladder leiomyoma is unknown, there are some theories in it. The patients can be ... -
Blast effect of shotgun injury in kidney mimicking avulsion of the low pole
Çalışkan, Selahattin; Türkmen, Musa (Indian Council of Medical Research, 2017)A 39 yr old man presented to the Emergency department, of Çorum Training and Research Hospital, Hitit University, Çorum, Turkey, in April 2016, with multiple gunshot injuries (GSIs). Computed tomography (CT) showed multiple ... -
Challenges in the diagnosis of renal tuberculosis
Gözdaş, Hasan Tahsin; Çalışkan, Selahattin (Elsevier (Singapore) Pte Ltd, 2015)[No abstract available] -
Choosing the best surgical technique in prostate cancer: It depends on the surgeon
Çalışkan, Selahattin (Canadian Medical Association, 2014)Read the article by Gagnon and colleagues1 with great interest. Some points of this study are controversial. Firstly, the groups are not homogenous for comparision of open and robotic assited prostatectomy. While 43% of ... -
The clinical importance of percentage free prostate-specific antigen (PSA) in the PSA level of 4-20 ng/ml
Çalışkan, Selahattin; Sungur, Mustafa (Kuwait Medical Association, 2018)Objective: The current study aimed to evaluate the diagnostic efficacy of percentage free/total prostate-specific antigen ratio (%fPSA = free/total PSA*100) for prostate cancer diagnosis in different PSA levels (4.1 - 10 ... -
Cobra-head stone in single-system ureterocele
Çalışkan, Selahattin (Shiraz University of Medical Sciences, 2017)A 46-year-old woman presented to the Urology Clinic, Department of Urology, Hitit University Çorum Training and Research Hospital, Çorum, Turkey, with right-flank pain of 4 months’ duration. The patient’s medical history ... -
The core of the matter: Using pathology instead of ultrasound to measure prostate volume
Çalışkan, Selahattin (Canadian Medical Association, 2014)Read the article by Sfoungaristos and colleagues1 with great interest. The authors reported that prostate-specific antigen (PSA) density represents a strong predictor for Gleason score upgrade after radical prostatectomy. ... -
Diagnostic efficacy of free prostate-specific antigen/total prostate-specific antigen ratio for the diagnosis of prostate cancer in low concentration (≤4 ng/ml) and intermediate levels of total prostate-specific antigen (4.01-10.0 ng/ml)
Çalışkan, Selahattin (Wolters Kluwer - Medknow, 2017)Aim of Study: Serum prostate-specific antigen (PSA) is a useful tumor biomarker for prostate cancer (PCa) diagnosis. In this study, I aimed to compare the free/total PSA (fPSA%) with PSA alone for their usefulness in ... -
Does small prostate predict high grade prostate cancer?
Çalışkan, Selahattin; Kaba, Selçuk; Koca, Orhan; İshak Öztürk, M. (College of Physicians and Surgeons Pakistan, 2017)Objective: The current is study aimed to assess the patients who underwent radical prostatectomy for prostate cancer and investigate the association between prostate size and adverse outcomes at final pathology. Study ... -
The Effect of Large Simple Renal Cysts on Serum Renalase/Epinephrine Ratio and Angiotensinogen Levels
Eser, Barış; Çalışkan, Selahattin; Doğan, İbrahim; Yayar, Özlem; Sungur, Mustafa; Kayadibi, Hüseyin (2020)Objective: Large solitary renal cysts (SRC) may result in renal ischemia. Renalase, a protective enzyme against ischemic renal injury, has an effective role in controlling blood pressure (BP). Therefore, we aimed to ... -
Effect of sildenafil citrate in testosterone induced benign prostate hyperplasia rat model
Çalışkan, Selahattin; Keleş, Muzaffer Oğuz; Öztürk, Metin İshak; Kutluhan, Musab Ali; Tok,Olgu Enis; Ercan, Feriha; Karaman, Muhammet İhsan (AVES, 2017)Objective: Efficacy of treatments for benign prostate hyperplasia (BPH) is limited because the disease has complex etiopathogenesis. Recent studies have demonstrated the presence of phosphodiesterase-5 (PDE-5) receptors ... -
Fibrinogen and D-dimer levels in prostate cancer: Preliminary results
Çalışkan, Selahattin; Sungur, Mustafa (Elsevier B.V., 2017)Background Prostate cancer is one of the most common malignancy in men. The main risk factors for coagulation activation and thrombosis are malignancy and older age. The thrombosis risk may be associated with increased ... -
Fournier’s gangrene: Review of 36 cases
BACKGROUND: Fournier’s gangrene (FG) is a very rare disease in daily urological practice. Despite medical improvements, mortality in FG is still high. Early diagnosis is very important to reduce additional instrumentations ... -
HALP score and albumin levels in men with prostate cancer and benign prostate hyperplasia
Kaya, Coşkun; Çalışkan, Selahattin; Sungur, Mustafa; Aydın, Cemil (Wiley, 2021)Aims To evaluate the diagnostic significance of the novel index combining preoperative haemoglobin, albumin levels, lymphocyte and platelet counts (HALP) in prostate cancer (PCa) patients. Methods Between 1 January 2015 ... -
High grade urothelial carcinoma of renal pelvis presenting as spontaneous urinoma
Sungur, Mustafa; Çalışkan, Selahattin (2018)Perirenal urine extravasation, also known as urinoma, occurs usually after renal trauma. Spontaneous urinoma is a very rare pathology in daily urology practice. The patients with spontaneous urinoma usually present with ... -
Hydrocalyx: uncommon complication of percutaneous nephrolithotomy
Sungur, Mustafa; Çalışkan, Selahattin; Lokman, Utku (College of Physicians and Surgeons Pakistan, 2018)The success rate of percutaneous nephrolithotomy (PNL) is about 90%, but overall complications of this surgery have been reported in up to 83% cases. The complications are graded using Clavien classification system from ... -
Impact of prostate specific antigen level on oncological outcomes after open radical prostatectomy
Sungur, Mustafa; Çalışkan, Selahattin (College of Physicians and Surgeons Pakistan, 2019)Objective: To compare the impact of prostate specific antigen (PSA) on oncological outcomes in the patients with 4-10 and 10.01-20 ng/ml PSA level. Study Design: Retrospective comparative study. Place and Duration of Study: ... -
In vitro bactericidal effect of Ho:YAG laser and pneumatic lithotripsy on ureteral stones colonized with Escherichia coli and Enterococcus faecalis
Savcı, Ünsal; Sungur, Mustafa; Şahin, Mustafa; Eser, Barış; Çalışkan, Selahattin (Springer Verlag, 2019)The endoscopic treatment of urolithiasis has a high success rate and the complications decreased after the development of lithotripsy techniques. The aim of this study is to investigate the in vitro bactericidal effect of ...