Assoc. Prof. Dr. Özgür Merhametsiz

1993–1999 — Çukurova Üniversitesi Tıp Fakültesi — Medical education

2007–2011 — Ankara Numune Eğitim ve Araştırma Hastanesi — Specialization in Internal Medicine

2011–2015 — Ankara Yıldırım Beyazıt Dışkapı Eğitim ve Araştırma Hastanesi — Subspecialty training in Nephrology

2011 — Datça Devlet Hastanesi — Physician

2015–2018 — Iğdır Devlet Hastanesi — Nephrology specialist

2018– — İstinye Üniversitesi Gaziosmanpaşa Hastanesi — Nephrology specialist

Acute kidney injury

Chronic kidney disease

Hypertension

Glomerulonephritis

Hemodialysis

Peritoneal dialysis

Kidney transplantation

Yeni Yüzyıl University, Nephrology; Private Gaziosmanpaşa Hospital, Transplant Internal Medicine Clinic — 2018–2021

Beykent University, Department of Internal Medicine, Nephrology — 2021–2023

Yeni Yüzyıl University, Nephrology; Private Gaziosmanpaşa Hospital, Transplant Internal Medicine Clinic — 2023–2025

Turkish Society of Nephrology Board Certificate, 31st National Nephrology, Hypertension, Dialysis and Transplantation Congress, Antalya — 22 October 2014

Turkish Society of Nephrology

European Renal Association

English

ÇAKMAK ÜMİT,SEVİMLİ NURGÜL,AKKAYA SÜLEYMAN,MERHAMETSİZ ÖZGÜR (2025). Prediction of Mortality in Hemodialysis Patients Using Inflammation- and Nutrition-Based Indices. Journal of Personalized Medicine, 15(489), Doi: 10.3390/jpm15100489

SELEN TAMER,ULUSAL OKYAY GÜLAY,AYERDEN EBİNÇ FATMA,MERHAMETSİZ ÖZGÜR,ŞAHİN HATİCE,AYLI MEHMET DENİZ (2025). Does Control Nutritional Status (CONUT) Score Predict Early and Long-Term Mortality at the Initiation of Maintenance Hemodialysis?. International Journal of General Medicine, 18(3), 3775-3786., Doi: 10.2147/IJGM.S533080

ÇAKMAK ÜMİT,AKKAYA SÜLEYMAN,DANİŞ RAMAZAN,YÜKSEL ENVER,KILIÇ JEHAT,MERHAMETSİZ ÖZGÜR (2025). Clinical outcomes of patients with crush syndrome in the Kahramanmaras earthquake. International Journal of Injury Control and Safety Promotion, 32(2), 172-178., Doi: 10.1080/17457300.2025.2488040

ÇAKMAK ÜMİT,MERHAMETSİZ ÖZGÜR,AY NURETTİN (2025). The Impact of Living Kidney Donor Glomerular Filtration Rate on Graft Survival. Medicina, 61(580), Doi: 10.3390/medicina61040580

SELEN TAMER,MERHAMETSİZ ÖZGÜR (2024). YouTubeTM as a source of information on autosomal dominant polycystic kidney disease: A quality analysis. DIGITAL HEALTH, 10, 1-8., Doi: 10.1177/20552076241248109

DEMİR MEHMET EMİN, ÖZLER TUBA ELİF, MERHAMETSİZ ÖZGÜR, SÖZENER ULAŞ, UYAR MURATHAN, ERCAN ZAFER, BARDAK DEMİR SİMGE, SEZER SİREN, TÜRKMEN SARIYILDIZ GÜLÇİN (2023). The results of SGLT‑2 inhibitors use in kidney transplantation: 1‑year experiences from two centers. Int Urol Nephrol., 55(11), 2989-2999., Doi: 10.1007/s11255-023-03645-7.

DEMİR EROL, ATAN UÇAR ZUHAL, DHEİR HAMAD, DANİŞ RAMAZAN, YELKEN BERNA, UYAR MURATHAN, PARMAKSIZ ERGÜN, ARTAN AYŞE SERRA, SİNANGİL AYŞE, MERHAMETSİZ ÖZGÜR, YADİGAR SERAP, DİRİM AHMET BURAK, AKİN EMİN BARIŞ, garayeva nurana, ŞAFAK SEDA, TÜRKMEN AYDIN (2022). COVID-19 in Kidney Transplant Recipients: A Multicenter Experience from the First Two Waves of Pandemic. BMC Nephrology, 23, Doi: 10.1186/s12882-022-02784-w

DEMİR MEHMET EMİN, UYAR MURATHAN, MERHAMETSİZ ÖZGÜR, SEVMİŞ MURAT, AKTAŞ SEMA, SEVMİŞ ŞİNASİ (2021). Results of Renal Transplantation from the Very Elderly Deceased Donors: An Age-Based View. Turkish Journal of Nephrology, 30(30), 145-152., Doi: 10.5152/turkjnephrol.2021.4606

OTO ÖZGÜR AKIN, ÖZTÜRK SAVAŞ, TURGUTALP KENAN, ARICI MUSTAFA, ALPAY NADİR, MERHAMETSİZ ÖZGÜR, SİPAHİ SAVAŞ, ÖĞÜTMEN MELİKE BETÜL, YELKEN BERNA, ALTIPARMAK MEHMET RIZA, GÖRGÜLÜ NUMAN, TATAR ERHAN, ÖZKAN OKTAY, AYAR YAVUZ, AYDIN ZEKİ, DHEİR HAMAD, ÖZKÖK ABDULLAH, ŞAFAK SEDA, DEMİR MEHMET EMİN, ODABAŞ ALİ RIZA, TOKGÖZ BÜLENT, TONBUL HALİL ZEKİ, SEZER SİREN, ATEŞ KENAN, YILDIZ ALAATTİN (2021). Predicting the outcome of COVID-19 infection in kidney transplant recipients. BMC NEPHROLOGY, 22(100), 1-16., Doi: 10.1186/s12882-021-02299-w

DEMİR MEHMET EMİN, MERHAMETSİZ ÖZGÜR, UYAR MURATHAN, SEVMİŞ MURAT, AKTAŞ SEMA, SEVMİŞ ŞİNASİ (2021). Outcomes of mTORi-involving minimized immunosuppression protocols in renal transplantation. Journal of Health Sciences and Medicine, 4(1), 71-77., Doi: 10.32322/jhsm.835670

MERHAMETSİZ ÖZGÜR, DEMİR MEHMET EMİN (2021). Outcomes of delayed graft function in deceased donor kidney transplantation: a single center experience. Journal of Health Sciences and Medicine, 4(1), 109-114., Doi: 10.32322/jhsm.856308

ÖZTÜRK SAVAŞ,TURGUTALP KENAN,ARICI MUSTAFA,ODABAŞ ALİ RIZA,ALTIPARMAK MEHMET RIZA,AYDIN ZEKİ,CEBECİ EGEMEN,BAŞTÜRK TANER,SOYPAÇACI ZEKİ,ŞAHİN GARİP,ÖZLER TUBA ELİF,KARA EKREM,DHEİR HAMAD,EREN NECMİ,SÜLEYMANLAR GÜLTEKİN,İSLAM MAHMUD,ÖĞÜTMEN MELİKE BETÜL,ŞENGÜL ERKAN,AYAR YAVUZ,DÖLARSLAN MÜRŞİDE ESRA,BAKIRDÖĞEN SERKAN,ŞAFAK SEDA,GÜNGÖR ÖZKAN,ŞAHİN İDRİS,MENTEŞE İLAY BERKE,MERHAMETSİZ ÖZGÜR,GÖK OĞUZ EBRU,GİBYELİ GENEK DİLEK,ALPAY NADİR,AKTAŞ NİMET,DURANAY MURAT,ALAGÖZ SELMA,ÇOLAK HÜLYA,ADIBELLİ ZEHRA,PEMBEGÜL İREM,HÜR ENDER,AZAK ALPER,GÜVEN TAYMEZ DİLEK,TATAR ERHAN,KAZANCIOĞLU RÜMEYZA,ORUÇ AYŞEGÜL,YÜKSEL ENVER,ONAN ENGİN,TÜRKMEN KÜLTİGİN,HASBAL BARIŞ NURİ,GÜREL ALİ,YELKEN BERNA,ŞAHUTOĞLU TUNCAY,GÖK MAHMUT,SEYAHİ NURHAN,SEVİNÇ MUSTAFA,ÖZKURT SULTAN,SİPAHİ SAVAŞ,GÖKÇAY BEK SİBEL,BORA FEYZA,DEMİRELLİ BÜLENT,OTO ÖZGÜR AKIN,ALTUNÖREN ORÇUN,TUĞLULAR ZÜBEYDE SERHAN,DEMİR MEHMET EMİN,AYLI MEHMET DENİZ,HUDDAM BÜLENT,TANRISEV MEHMET,BOZACI İLTER,GÜRSU MELTEM,BAKAR BETÜL,TOKGÖZ BÜLENT,TONBUL HALİL ZEKİ,YILDIZ ALAATTİN,SEZER SİREN,ATEŞ KENAN (2020). Mortality analysis of COVID-19 infection in chronic kidney disease, haemodialysis and renal transplant patients compared with patients without kidney disease: a nationwide analysis from Turkey. NEPHROLOGY DIALYSIS TRANSPLANTATION, 35(12), 2083-2095., Doi: 10.1093/ndt/gfaa271

DEMİR EROL,UYAR MURATHAN,PARMAKSIZ ERGÜN,SİNANGİL AYŞE,YELKEN BERNA,DİRİM AHMET BURAK,MERHAMETSİZ ÖZGÜR,YADİGAR SERAP,ATAN UÇAR ZUHAL,UÇAR ALİ RIZA,DEMİR MEHMET EMİN,MEŞE MERAL,AKİN EMİN BARIŞ,GARAYEVA NURANA,ŞAFAK SEDA,OTO ÖZGÜR AKIN,YAZICI HALİL,TÜRKMEN AYDIN (2020). COVID‐19 in kidney transplant recipients: A multicenter experience in Istanbul. Transplant Infectious Disease, 22(5), Doi: 10.1111/tid.13371

SEVMİŞ MURAT,DEMİR MEHMET EMİN,MERHAMETSİZ ÖZGÜR,AKTAŞ SEMA,SEVMİŞ ŞİNASİ,UYAR MURATHAN (2020). Grafts With Multiple Renal Arteries in Kidney Transplantation. Transplantation Proceedings, 53(2), Doi: 10.1016/j.transproceed.2020.07.019

DEMİR MEHMET EMİN,UYAR MURATHAN,MERHAMETSİZ ÖZGÜR (2020). Combination of High-Dose Intravenous Cyclosporine and Plasma Exchange Treatment Is Effective in Post-Transplant Recurrent Focal Segmental Glomerulosclerosis: Results of Case Series. Transplantation Proceedings, 52(3), 843-849., Doi: 10.1016/j.transproceed.2020.01.024

ERDOĞDU HALİL İBRAHİM, ATALAY ERAY, GÜRSOY GÜL, CANBAKAN BAŞOL, AKTÜRK SERKAN, YAZICI CANAN, YÜCEL ORHAN, MERSİN SİNAN, ÜÇER SENGÜL, MERHAMETSİZ ÖZGÜR, ÖNER CAN, ERAT MERVE (2019). Factors affecting inadequate response to HBV vaccine in hemodialysis patients: northeast anatolia survey with six hemodialysis centers. Clinical and Experimental Nephrology, 23(4), 530-536., Doi: 10.1007/s10157-018-1676-x

GÖK OĞUZ EBRU, AKOĞLU HADİM, ULUSAL OKYAY GÜLAY, KARAVELİ GÜRSOY GÜNER, YILDIRIM TOLGA, MERHAMETSİZ ÖZGÜR, ÇİMEN TOLGA, CANBAKAN BAŞOL, YETER EKREM, AYLI MEHMET DENİZ (2017). Increased serum renalase in peritoneal dialysis patients: Is it related to cardiovascular disease risk?. Nefrología, 37(2), 189-194., Doi: 10.1016/j.nefro.2016.11.013

YAYAR ÖZLEM, ESER BARIŞ, GÖK OĞUZ EBRU, MERHAMETSİZ ÖZGÜR, BÜYUKBAKKAL MEHMET, YAYAR OKAN, CANBAKAN BAŞOL, AYLI MEHMET DENİZ (2017). Does Neutrophil to Lymphocyte Ratio Tell Something About Atherosclerosis in Hemodialysis Patients?. Turkish Nephrology Dialysis Transplantation, 26(2), 166-170., Doi: 10.5262/tndt.2017.1002.06

GÖK OĞUZ EBRU, ULUSAL OKYAY GÜLAY, KARAVELİ GÜRSOY GÜNER, ERCAN ZAFER, MERHAMETSİZ ÖZGÜR, CANBAKAN BAŞOL, AYLI MEHMET DENİZ (2016). The impact of calcineurin inhibitors and mammalian target of rapamycin inhibitors on anxiety and depression scores in kidney transplant patients. TURKISH JOURNAL OF MEDICAL SCIENCES, 46, 1341-1347., Doi: 10.3906/sag-1506-153

KALI ALADDİN, YAYAR ÖZLEM, ERDOĞAN BÜLENT, ESER BARIŞ, BÜYUKBAKKAL MEHMET, ERCAN ZAFER, MERHAMETSİZ ÖZGÜR, HASPULAT AYHAN, GÖK OĞUZ EBRU, CANBAKAN BAŞOL, AYLI MEHMET DENİZ (2016). Is hepcidin-25 a predictor of atherosclerosis in hemodialysis patients?. Hemodialysis International, 20(2), 191-197., Doi: 10.1111/hdi.12355

GÖK OĞUZ EBRU, ULUSAL OKYAY GÜLAY, AKOĞLU HADİM, KARAVELİ GÜRSOY GÜNER, ERCAN ZAFER, MERHAMETSİZ ÖZGÜR, CANBAKAN BAŞOL, AYLI MEHMET DENİZ (2016). The impact of calcineurin inhibitors and mammalian target of rapamycininhibitors on anxiety and depression scores in kidney transplant patients. TURKISH JOURNAL OF MEDICAL SCIENCES, 46, Doi: 10.3906/sag-1506-153

ÇAKMAK ÜMİT, MERHAMETSİZ ÖZGÜR, GÖK OĞUZ EBRU, ERCAN ZAFER, HASPULAT AYHAN, KARAAHMETOĞLU SELMA, CANBAKAN BAŞOL, AYLI MEHMET DENİZ (2015). Effects of acute kidney injury on clinical outcomes in patients with upper gastrointestinal bleeding. Renal Failure, 38(2), 176-184., Doi: 10.3109/0886022X.2015.1117923

MERHAMETSİZ ÖZGÜR, GÖK OĞUZ EBRU, YAYAR OKAN, BEKTAN BAHAR, CANBAKAN BAŞOL, AYLI MEHMET DENİZ (2015). Bioimpedance spectroscopy method to determine hypervolemia in maintenance hemodialysis patients. Hippokratia, 19(4), 324-331.

ESER BARIŞ, YAYAR ÖZLEM, BÜYUKBAKKAL MEHMET, ERDOĞAN BÜLENT, ERCAN ZAFER, MERHAMETSİZ ÖZGÜR, HASPULAT AYHAN, GÖK OĞUZ EBRU, DOĞAN İBRAHİM, CANBAKAN BAŞOL, AYLI MEHMET DENİZ (2015). Fibroblast growth factor is associated to left ventricular mass index, anemia and low values of transferrin saturation.. NEFROLOGIA, 35(5), 465-472., Doi: 10.1016/j.nefro.2015.06.025

BÜYUKBAKKAL MEHMET, CANBAKAN BAŞOL, ESER BARIŞ, YAYAR ÖZLEM, ERCAN ZAFER, MERHAMETSİZ ÖZGÜR, HASPULAT AYHAN, AYLI MEHMET DENİZ (2015). The relation between apelin levels, echocardiographic findings and carotid intima media thickness in peritoneal dialysis patients. Renal Failure, 37, 433-438., Doi: 10.3109/0886022X.2014.996108

YAYAR ÖZLEM, ESER BARIŞ, BÜYUKBAKKAL MEHMET, ERDOĞAN BÜLENT, ERCAN ZAFER, MERHAMETSİZ ÖZGÜR, HASPULAT AYHAN, KALI ALAATTİN, YILDIRIM TOLGA, CANBAKAN BAŞOL, AYLI MEHMET DENİZ (2015). Do elevated plasma S100A12 levels predict atherosclerosis in peritoneal dialysis patients?. Renal Failure, 37(5), 845-850., Doi: 10.3109/0886022X.2015.1033633

GÖK OĞUZ EBRU, YILDIRIM TOLGA, MERHAMETSİZ ÖZGÜR, YAYAR ÖZLEM, KARAVELİ GÜRSOY GÜNER, HASPULAT AYHAN, ERCAN ZAFER, AKOĞLU HADİM, AKDAĞ SEYİT İBRAHİM, AYLI MEHMET DENİZ (2014). Conversion from Calcineurin Inhibitors to mTOR inhibitors in Renal Transplantation: A Single Centre Experience. Turkish journal of nephrology (Online), 23(3), 229-233.