Yazar "Çalışkan, Selahattin" için Makale 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 ... -
Bibliometric Analysis of the Bladder Cancer Publications Between 1975-2018
Sungur, Mustafa; Çalışkan, Selahattin; Lokman, Utku; Kaya, Coşkun; Şentürk, Aykut Buğra; Aydın, Cemil (2020)Background: Bladder cancer is one of the major health problems studied over the years. Emerging technologies on follow-up and treatment of bladder cancer increased scientific literature worldwide. Despite this, there is ... -
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 ... -
Bladder stone secondary to prolene suture after gynecologic surgery
Sungur, Mustafa; Çalışkan, Selahattin; Lokman, Utku; Savcı, Ünsal; Şahin, Mustafa (NLM (Medline), 2018)Bladder stones are usually seen among patients with bladder outlet obstruction, especially in men over the age of 50 years. There are several risk factors for bladder stones, including urinary tract infections, abnormal ... -
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 ... -
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 ... -
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 ... -
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 ... -
Laparoscopic upper pole partial nephrectomy with ureterectomy in duplicated collecting system
Çalışkan, Selahattin; Sungur, Mustafa (Kuwait Medical Association, 2018)Duplicated collecting system is a relatively common congenital abnormality of the genitourinary tract with an incidence of 0.8%. This abnormality is frequently associated with an obstructed and poorly functioning upper ... -
Laparoskopik ürolojik ilk 25 vaka’nın erken dönem sonuçları
Çalışkan, Selahattin (Society of TURAZ BİLİM, 2016)Laparoskopi günlük üroloji pratiğinde kullanım alanı her geçen gün artan cerrahi bir yöntemdir. Açık cerrahiye kıyasla daha az ağrı ve kanama, hastanede kısa kalış süresi ve daha küçük insizyon gibi avantajları vardır. Bu ... -
Obesity is associated with upgrading in prostate cancers
Sungur, Mustafa; Çalışkan, Selahattin (NLM (Medline), 2018)BACKGROUND: Prostate cancer (PCa) is the second most common cancer and sixth most common cause of cancer associated death among men in the world. Multiple studies demonstrated the relationship between obesity and PCa in ... -
Prevelance of prostate cancer among Turkish men with prostate-specific antigen level of ≤100 ng/ml
Çalışkan, Selahattin (Wolters Kluwer Medknow Publications, 2018)Aim of Study: Prostate cancer (PCa) is one of the most common cancers among men and has become a significant health problem in developing and developed countries. Prostate-specific antigen (PSA) is a useful marker for ... -
Primary signet cell carcinoma of the prostate: a case report
Sungur, Mustafa; Şentürk, Aykut Buğra; Çalışkan, Selahattin; Gürel, Abdullah (Springer-Verlag Wien, 2017)Primary signet cell carcinoma of the prostate is very rare histological variant and usually originates from the stomach, colon, and pancreas. This malignancy was first reported in 1979 and there have been case series with ...