Prof. MD. Serdar Güler
Prof. MD. Serdar Güler
Prof. MD.

Serdar Güler

Liv Hospital Ankara
Endocrinology and Metabolic Diseases
Courses Attended
In 1990, he graduated from Hacettepe University Faculty of Medicine. After completing his specialization in Internal Medicine and then Endocrinology and Metabolic Diseases at Ankara Training and Research Hospital, he worked as chief assistant and deputy clinical chief at the same hospital. In 2003, he established the Endocrinology and Metabolism clinic in Ankara Numune Training and Research Hospital and this clinic started to work as the second Endocrinology clinic in our country after Ankara Training and Research Hospital. Between 2009 and 2011, he served as the National Diabetes and Obesity coordinator and the 2010-2014 National Diabetes Action Plan was established. In 2012, he was appointed as a professor at Hitit University Faculty of Medicine and contributed to the establishment of the Faculty of Medicine. Since the end of 2016, he has been serving his patients in Ankara Liv Hospital Endocrinology clinic.
  • Çakır, B., A. Yönem, S. Güler, E. Odabaşı, B. Demirbaş, G. Gürsoy ve Y. Aral, “Relation of Leptin and Tumor Necrosis Factor Alpha to Body Weight Changes in Patients with Pulmonary Tuberculosis,” Hormone Research, 52, 279-283 (1999). 

  • Güler, S., B. Çakır, B. Demirbaş, G. Gürsoy, R. Serter ve Y. Aral, “Leptin Concentrations are Related to Glycaemic Control, but no not Change with Short Term Oral Antidiabetic Therapy in Female Patients with Type II Diabetes Mellitus,” Diabetes, Obesity & Metabolism, 2, 313-316 (2000). 

  • Yönem, A., B. Çakır, S. Güler, Ö. Azal ve A. Çorakçı, “Effects of Granulocyte-Colony Stimulating Factor in the Treatment of Diabetic Foot Infection,” Diabetes, Obesity & Metabolism, 3, 332-337 (2001) 

  • Güler, S., B. Cakir, B. Demirbaş, A. Yönem, E. Odabaşı, U. Önde, Ö. Aykut ve G. Gürsoy, “Plasma Soluble Intercelluler Adhesion Molecule 1 Levels are Increased in Type 2 Diabetic Patients with Nephropathy,” Hormone Research, 58, 67-70 (2002) 

  • Çakır, B., E. Odabaşı, M. Turan, S. Güler ve M. Kutlu , “Secondary Osteoporosis in Women,” Archives of Gynecology and Obstetrics, 266:214-217 (2002) 

  • Toprak S, A. Yönem, B. Çakır, S. Güler, Ö. Azal, M. Özata ve A. Çorakçı, “Insulin Resistance in Nonobese Patients with Polycystic Ovary Syndrome”, Hormone Research, 55, 65-70 (2001) 

  • Demirbaş B., S. Güler, B. Çakır, C. Çulha ve Y. Aral, “Plasma Tumor Necrosis Factor- Alpha Levels and Insulin Resistance in Nondiabetic Hypertensive Subjects”, Hormone Research, 58, 283-286 (2002) 

  • Şahin, İ., R. Serter, F. Karakurt, B. Demirbaş, S. Güler, C. Çulha, Ç. Taşkapan ve Y. Aral, “The leptin levels increase during flutamide therapy in women with polycystic ovary syndrome”, Hormone Research, 4, 175-178 (2003) 

  • Azal, Ö., A. Yönem, S. Güler, B. Çakır, A. Baydar, A. Çorakçı ve M. Kutlu, “Effects of Aminoguanidine and Tolrestat on the Development of Ocular and Renal Structural Changes in Experimental Diabetic Rats”, Diabetes, Obesity & Metabolism, 4, 75-79 (2002) 

  • Ustun I, Ozcakar L, Arda N, Duranay M, Bayrak E, Duman K, Atabay M, Cakal BE, Altındag K, Guler S. Brucella glomerulonephritis: Case report and review of the literature. Southern Medical Journal, 98(12): 1216-7 (2005) 

  • Aydin Y, Ustun I, Erol K, Ozkaya E, Gul K, Berker D, Unal M, Delibasi T, Altundag K, Guler S. Herpes simplex type-2 encephalitis masked by diabetic ketoacidosis. J Natl Med Assoc, 97:722-4 (2005). 

  • Ozcan F, Ustun I, Berker D, Aydin Y, Delibasi T, Guler S. Inverted T waves in patient with Addisonian crisis. J Natl Med Assoc, 97:1539-40 (2005) 

  • Gursoy Gul, Cakir B, Ozturk B, Kacar M, Guler S, Gul K, Topaloğlu O, Yucel D. Diurnal variation in ultrasonographic dimensions of thyroid gland. Biological Rhythm Research, Volume 36, Number 4, October 2005 , pp. 361-367(7) (2005) 

  • Delibasi T, Ustun I, Aydin Y, Berker D, Erol HK, Gul K, Unal M, Guler S. Early severe pre- eclamptic findings in a patient with Cushing's syndrome. Gynecol Endocrinol, 22: 710-2 (2006) 

  • Yuksel C, Ayli MD, Yuksel A, Atilgan KG, Dede F, Guler S, Memis L, Duranay M. Propylthiouracil-induced vasculitis associated with ANCA: A case report. Renal Failure, 29: 235-7 (2007) 

  • Shestakova M, Sharma SK, Almustafa M, Min KW, Ayad N, Azar ST, Danciulescu R, Khutsoane D, Guler S. Transferring type 2 diabetes patients with uncontrolled glycaemia from biphasic human to biphasic insulin aspart 30: experiences from the PRESENT study. Current Medical Research and Opinions, 23(12): 3209-14 (2007) 

  • Ustun I, Ergul G, Besim H, Aydin Y, Berker D, Erol HK, Gul K, Unal M, Delibasi T, Korkmaz A, Guler S. A rare cause of hyperinsulinemic hypoglycemia “Nesidiodysplasia” in an adult patient. The Endocrinologist, 17(2):95-96 (2007) 

  • Gül U, Gönül M, Kiliç A, Soylu S, Koçak O, Gönen B, Bodur H, Güler S. A case of pityriasis rubra pilaris associated with sacroileitis and autoimmune thyroiditis. J Eur Acad Dermatol Venereol. 2008 Jul;22(7):889-90. Epub 2007 Nov 21. 

  • Karakurt F, Sahin I, Güler S, Demirbas B, Culha C, Serter R, Aral Y, Bavbek N. Comparison of the clinical efficacy of flutamide and spironolactone plus ethinyloestradiol/cyproterone acetate in the treatment of hirsutism: a randomised controlled study. Adv Ther. 2008 Apr;25(4):321-8 (2008) 

  • Guler S, Vaz JA, Ligthelm R. Intensification lessons with modern premixes: From clinical trial to clinical practice. Diabetes Research and Clinical Practice, 8IS: S23-S30 (2008) 

  • Jang HC, Guler S, Shestakova M; PRESENT study group. When glycaemic targets can no longer be achieved with basal insulin in type 2 diabetes, can simple intensification with a modern premixed insulin help? Results from a subanalysis of the PRESENT study. Int J Clin Pract, 62(7): 1013-8 (2008) 

  • Khutsoane D, Sharma SK, Almustafa M, Jang HC, Azar ST, Danciulescu R, Shestakova M, Ayad NMA, Guler S, Bech OM; PRESENT study group. Biphasic insulin aspart 30 treatment improves glycaemic control in patients with type 2 diabetes in a clinical practice setting: experience form the PRESENT study. Diabetes, Obesity and Metabolism, 10: 212-22 (2008) 

  • Sharma SK, Al-Mustafa M, Oh SJ, Azar ST, Shestakova M, Guler S, Vaz JA. Biphasic insulin aspart 30 treatment in patients with type 2 diabetes poorly controlled on prior diabetes treatment: results from the PRESENT study. Current Medical Research and Opinions, 24(3): 645-52 (2008) 

  • Aydin Y, Berker D, Ustun İ, Balcık O, Ballı DN, Delibaşı T, Peksoy İ, Guler S. A very rare cause of aplastic anemia: Graves’ disease. Southern Medical Journal, 101(6):666-7 (2008) 

  • Aydın Y, Berker D, Direktör N, Üstün İ, Tütüncü Y, Işik S, Delibaşı T, Guler S. Is insulin lispro safe in pregnant women: Does it cause any adverse outcome on infants or mothers? Diabetes Res Clin Pract, 80 (3):444-8. (2008) 

  • Berker D, Aydın Y, Ustun İ, Gül K, Tutuncu Y, Işık S, Delibaşı T, Guler S. The value of fine- needle aspiration biopsy in subcentimeter thyroid nodules. Thyroid, 18 (6) : 603-8 (2008) 

  • Sırmalı R, Koca Y, Erden G, Aydın Y, Berker D, Guler S. Evaluation of the relationship between Mthfr C677T, A1298C gene polymorhisms and diabetic retinopathy in type 2 diabetes mellitus. Turkish J of Biochemistry, 33: 71-76 (2008) 

  • Aydin Y, Caner S, Berker D, Ustun I, Baris B, Delibasi T, Unlu E, Guler S. Case of agranulocytosis and perinatal anal abcess developed due to propylthiouracil and resistant to GCSF treatment. Endocrinologist, 19:1-2, (2008) 

  • Berker D, Aydın Y, Arduc A, Ustün I, Ergün B, Guler S. Severe hyponatremia due to rosiglitazone use in an elderly woman with diabetes mellitus: a rare cause of syndrome of inappropriate antidiuretic hormone secretion. Endocr Pract, 14:1017-1019, (2008) 

  • Arslantaş Ş, Gül Ü, Kılıç A, Güler S. Skin findings in thyroid disease. European Journal of Internal Medicine, 20: 158-61, (2009) 

  • Guler S, Sharma SK, Almustafa M, Kim CH, Azar S, Danciulescu R, Shestakova M, Khutsoane D, Bech OM. Improved glycaemic control with biphasic insulin aspart 30 in type 2 diabetes patients failing oral antidiabetic drugs: PRESENT study results. Arch Drug Inf, 2(2):23-33 (2009) 

  • Isik S, Delibasi T, Berker D, Aydin Y, Guler S. Management of diabetes in cardiac disease. The Anatolian Journal of Cardiology, 9(3):238-247, (2009) 

  • Berker D, Aydın Y, Tutuncu Y, Işık S, Delibasi T, Berker M, Guler S, Kamel N. Somatotropin adenoma and resistance to thyroid hormone. Journal of Endocrinological Investigation, 32: 284-286 (2009) 

  • Gul K, Ustun I, Aydın Y, Berker D, Guler S. Autoimmune thyroiditis disease in patients with Anti-GAD positive type-1 diabetes mellitus. Central Europan Journal of Medicine 4 (4), 415-422 (2009) 

  • Aydın Y, Yılmaz M, Berker D, Ustun İ, Delibaşı T, Guler S. A patient with Addison Disease whose sixth pregnancy resulted in a healthy baby. Turkish Journal of Medical Sciences, 39 (3):499-500 (2009) 

  • Gul K, Celebi S, Kacmaz F, Celebi Ö, Ustun I, Berker D, Aydın Y, Delibasi T, Guler S, Barazi A. The tissue doppler imaging must be performed to detect early left ventriculer dysfunction in patients with type 1 diabetes mellitus. Europan Journal of Echocardiography, 10 (7):841-6, (2009) 

  • Berker D, Isik S, Canbay A, Aydin Y, Tutuncu Y, Erden G, Delibasi T, Guler S. Comparison of antithyroid drugs efficacy on P wave changes in patient with Graves’ disease. The Anatolian Journal of Cardiology, 9(4): 298-303 (2009) 

  • Aslan Y, Sezgin T, Tuncel A, Tekdoğan UY, Güler S, Atan A. Is type 2 diabetes mellitus a cause of severe erectile dysfunction in patients with metabolic syndrome. Urology, 74(3): 561-4 (2009) 

  • Beik SH, Chacra AR, Yuxiu L, White J, Guler S, Latif ZA. Conducting cost-effectiveness analyses of type 2 diabetes in low- and middle-income countries: can locally generated observational study data overcome methodological limitations? Diabetes Research and Clinical Pratice, 88S: S17-S22 (2010) 

  • Berker D, Isik S, Aydin Y, Helvacı N, Tutuncu Y, Helvacı K, Delibasi T, Guler S. Severe hyperphosphatemia and symptomatic hypocalcemia after bowel cleansing with oral sodium phosphate solution in acquired hypoparathyroid patient. Central European Journal of Medicine, 5(1) :65-68, (2010) 

  • Berker D, Koparal S, Isik S, Pasaoglu L, Aydin Y, Erol K, Delibasi T, Guler S. Compatibility of different methods for the measurement of visceral fat in different body mass index strata. Diagnostic and Intervention of Radiology 16:99–105 (2010) 

  • Berker D, Ozuguz U, Aydin Y, Isik S, Tutuncu Y, Akbaba G, Guler S. A report of ten patients with thyroid hemiagenesis : Ultrasound screening in patients with thyroid disease. Swiss Medical Weekly 140(7-8) :118-121 (2010) 

  • Berker D, Isik S, Erden G, Tutuncu Y, Ozcan N, Caner S,Tekelek B, Aydin Y, Guler S. Serum Matrix Metalloproteinase-9 Levels in the diagnosis of functioning adrenal tumors. Endocrine Practice 16 (3):1-9 (2010) 

  • Gul K, Ustun Y, Aydin Y, Berker D, Erol K, Unal M, Barazi AO, Delibasi T, Guler S. Carotid İntima-media Thickness and its relations with the complications in patients with type 1 diabetes mellitus. The Anatolian Journal of Cardiology. 2010;10:52-8 

  • Berker D, Tutuncu Y, Isik S, Aydin Y, Ozuguz U, Akbaba G, Yuksel O,Erden G, Altiparmak E, Guler S. Prevalence and recurrence rate of colonic lesions in acromegalic patients. Central Europan Journal of Medicine 5(6) : 704-777,( 2010) 

  • Isik S, Berker D, Aydin Y, Ozuguz U. Tutuncu Y, Simsek Y, Guler S. Severe hyperkalemia without electrocardiographic changes in a patient with addison disease. Acta Endocrinologica (Buc) 6(2) :251-255 (2010)
  • Berker D, Aydin Y, Isik S, Soylemezoglu F, Tutuncu Y, Berker M, Delibasi T, Guler S. Cushing disease associated with Rathke's cleft cyst. Acta Endocrinologica (Buc) 6(3): 371-376 (2010) 

  • Isik S, Gokay F, Ozuguz U, Topaloglu O, Tutuncu Y, Berker D, Guler S. Comparison of the prevalence and sonographic features of thyroid nodules accompanying autoimmune thyroid diseases. Endokrynol Pol. Nov-Dec;61(6):658-64 (2010) 

  • Ozuguz U, Isik S, Akbaba G, Berker D, Tutuncu Y, Aydin Y, Guler S. Evaluation of relation between primary hyperparathyroidism and concomitant thyroid disease. Acta Endocrinologica vol. V1 (2) : 191-202 (2010)
  • Cakir E, Eskioglu E, Aydin Y, Ozkan SK, Guler S. Urine iodine excretion in patients with euthyroid nodular disease. Ann Saudi Med, 31(2) ; 167-70 (2011) 

  • Isik S, Akbaba G, Berker D, Tutuncu YA, Ozuguz U, Aydin Y, Peksoy I, Guler S. Thyroid related factors that influence preoperative localization of parathyroid adenomas. Endocrine Practice Jul 8:1-21 (2011) 

  • Berker D, Isik S, Aydin Y,Tutuncu Y, Akdemir G, Ozcan N, Guler S. Thyrotropin secreting pituitary adenoma accompanying a silent somatotropinoma. Turkish Neurosurgery 21(3) :403-7 2011 

  • Akbaba G, Berker D, Isik S, Aydin Y, Cılız D,Peksoy I, Tutuncu Y, Guler S. A comparative study of preoperative imaging methods in patients with primary hyperparathyroidism: US, MIBI, SPECT and MRI Journal of Endocrinological Investigation 2011 may 27. [Epub ahead of print] 

  • Berker D, Isik S, Ozuguz U, Tutuncu YA, Kucukler K, Akbaba G, Aydin Y, Guler S. Prevalence of incidental thyroid cancer and its ultrasonographic features in subcentimeter thyroid nodules of patients with hyperthyroidism. Endocr. Feb;39:13-20 (2011) 

  • Tutuncu Y, Berker D, Isik S, Ozuguz U, Akbaba G, Kucukler FK, Aydin Y, Guler S. Comparison of octreotide LAR and lanreotide autogel as postoperative medical treatment in acromegaly. Pituitary [(2011 Aug 24) Epub ahead of print] 

  • Berker D, Karabulut H, Isik S, Tutuncu Y, Ozuguz U, Dagli M, Erden G, Aydin Y, Guler S. Evaluation of hearing loss in patients with Graves’ disease. Endocrine Aug 11 (2011) 

  • Işık S, Cetin M, Ciçekçioğlu H, Uçar O, Güven Çetin Z, Ozuğuz U, Bakır F, Berker D, Güler S. Value of IGF-I levels in the evaluation of response to treatment with levosimendan in patients with severe heart failure. Anatolian Journal of Cardiology, 11(6):523-9 (2011) 

  • Isik S, Ozcan N, Ozoguz U, Berker D, Tutuncu Y, Akbaba G, Guler S. Impaired gallbladder motility and the effect of metformin therapy in patients with polycystic ovary syndrome. Clinical Endocrinology (Oxf). 2012 Mar;76(3):373-8. doi: 10.1111/j.1365- 2265.2011.04210.x. 

  • Sen E, Berker D, Elgin U, Tutuncu Y, Ozturk F, Guler S. Comparison of optic disc topography in the cases with Graves’ Disease and healthy subject. J Glaucoma. 2012 Dec;21(9):586-9. doi: 10.1097/IJG.0b013e31822e8c4f. 

  • Ozoguz U, Isik S, Berker D, Arduç A, Tutuncu Y, Akbaba G, Gokay F, Guler S. Gestational diabetes and subclinical inflammation: Evaluation of first year postpartum outcomes. Diabetes Res Clin Pract. 2011 Dec;94(3):426-33. doi: 10.1016/j.diabres.2011.08.024. Epub 2011 Sep 13 

  • S. Isik, HN Özcan, U Ozuguz, YA Tutuncu, D Berker, AG Alımlı, G Akbaba, MA Karademir, S Güler. Evaluation of ovarian reserve based on hormonal parameters, ovarian volume, and antral follicle count in women with type 2 diabetes mellitus. JCEM 2012, 97(1): 261-269. 

  • Derya Burcu Hazer, Serhat IşIk, Dilek Berker, Serdar Güler, Alper Gürlek, Taşkın Yücel, and Mustafa Berker. Treatment of acromegaly by endoscopic transsphenoidal surgery: surgical experience in 214 cases and cure rates according to current consensus criteria. J Neurosurg / September 27, 2013. DOI: 10.3171/2013.8.JNS13224 

  • Tutuncu Y, Berker D, Isik S, Akbaba G, Ozoguz U, Kucukler K, Gocmen E, Yalcın Y, Aydın Y, Guler S. The frequency of malignancy and relationship between malignancy and ultrasonographic features of thyroid nodules with indeterminate cytology. Endocrine March 2013 DOI 10.1007/s12020-013-9922-1 (17-03-2013). ISSN: 1355-008X 

  • Mete T, Berker D ,Yımaz E,.Ozgen G, Yalcın Y, Tuna M,Cılız D,Onen M, Aydin Y, Guler S. Clinical presentation of Von Hippel Lindau Syndrome Type 2B associated with VHL p.A149S mutation in a large Turkish family. Endocrine May 15 2013. DOI10.1007/s12020-013-9982-2. ISSN: 1355-008X 

  • Mete T, Aydın Y, Saka M, Cinar Yavuz H, Bilen S, Yalcin Y, Arli B, Berker D, Guler S. Comparison of efficiencies of Michigan neuropathy screening instrument, neurothesiometer, and alactromyography for the diagnosis of diabetic neuropathy. Int J Endocrinol. 2013;2013:821745. DOI: 10.1155/2013/821745. Epub 2013 May 22. ISSN: 1687-8337 

  • Narin Nasıroğlu İmga, Yasemin Tütüncü, Mazhar Müslüm Tuna, Berçem Ayçiçeği Doğan, Dilek Berker, Serdar Güler. Idiopathic spontaneous adrenal hemorrhage in third trimester of pregnancy. Case Reports in Medicine. Case Rep Med. 2013; 2013: 912494. Published online 2013 July 31. doi: 10.1155/2013/912494 

  • Akbaba G, Işik S, Tutuncu Y, Berker D, Guler S. Comparison of alendronate and raloxifene for the management of primary hyperparathyroidism. J. Endocrinol. Invest. 36: 1076-1082, 2013 

  • Arduç. A, Isik S, Ozuguz U, Tutuncu Y, Kucukler Y, Ozcan H, Berker D, Guler S. Relationship between thyroid nodules and non-functioning adrenal incidentalomas and their association with insulin resistance. Endocrine Research October 23, 2013. (doi:10.3109/07435800.2013.840653) 

  • Arduç. A, Isik S, Aycicek Dogan B, Ozuguz U , Akbaba G, Berker D, Guler S. Predisposing role of heterozygote MTHFR A1298C mutation in venous thrombosis in a pregnant patient: acse report. International Journal of medical Science and Public health. Volume:2,1;159-161 (2013) 

  • Mete T. Yalcın Y, Berker D ,Çiftci B, Guven SF, Topaloglu O, Yavuz HC, Guler S. Obstructive sleep apnea syndrome and its association with vitamin D deficiency. J. Endocrinol Invest. 36: 681-685, 2013 

  • Mete T. Yalcin Y, Berker D, Ciftci B, Guven Fırat S, Topaloglu O, Cınar Yavuz H, Guler S. Relationship between obstructive sleep apnea syndome and thyroid disease. Endocrine (2013) 44:723-728. DOI 10.1007/s12020-013-9927-9 

  • Ayse Arduc, Bercem Aycicek Dogan, Mazhar Muslum Tuna, Yasemin Tutuncu, Serhat Isik, Dilek Berker and Serdar Guler. Higher body mass index and larger waist circumference may be predictors of thyroid carcinoma in patients with Hürthle-cell lesion/neoplasm fine-needle aspiration diagnosis. Clinical Endocrinology (Oxf). 2014 Oct 8. doi: 10.1111/cen.12628. [Epub ahead of print] 

  • A. Arduc, F. Gokay, S. Isik, U. Ozuguz, G. Akbaba, Y. Tutuncu, D. Berker, F. K. Kucukler, Y. Aydin, S. Guler. Retrospective comparison of cabergoline and bromocriptine effects in hyperprolactinemia: a single center experience. Published online: 25 November 2014. J Endocrinol Invest; DOI 10.1007/s40618-014-0212-4. 

  • Ayse Arduc, Bercem Aycicek Dogan, Ufuk Ozuguz, Mazhar Muslim Tuna, Ferhat Gokay, Yasemin Ates Tutuncu, Serhat Isik, Yusuf Aydin, Irfan Peksoy, Dilek Berker, and Serdar Guler, MD. The Effect of Radioactive Iodine Treatment on 14C Urea Breath Test Results in Patients with Hyperthyroidism. Clin Nucl Med 2014;39: 1022Y1026) 

  • Ayse Arduc, Bercem Aycicek Dogan, Gulhan Akbaba, Iffet Dagdelen, Kerim Kucukler, Serhat Isik, Ufuk Ozuguz, Dilek Berker and Serdar Guler. A Rare Presentation of Subclinical Cushing’s Syndrome as a Pubic Fracture. Intern Med 53: 1779-1782, 2014. 

  • Mazhar Muslum Tuna, Bercem Aycicek Dogan, Mehtap Navdar Basaran, Ayse Arduc, Dilek Berker, Serdar Guler. Increased Lipid Levels Improves after Treatment with Cabergolin in Patients with Prolactinoma Medicine Science; doi: 10.5455/medscience.2014.03.8196. 

  • Biyikli HH, Arduc A, Isik S, Ozuguz U, Caner S, Dogru F, Shorbagi AI, Erden G, Berker D, Guler S. Assessing the Relationship between Serum Ghrelin Levels and Metabolic Parameters and Autoimmunity in Patients with Euthyroid Hashimoto's Thyroiditis. Endocr Pract. 2014 Feb 11:1-21. DOI: 10.4158/EP13469.OR
  • Gülhan Akbaba, Eren Akbaba, Dilek Berker, Serhat Işık, Bercem Ayçiçek Doğan, Ufuk Özuğuz, Yasemin Tütüncü, Nuri Danışman, Serdar Güler. Fetal-Maternal Outcomes of Isolated Hypothyroxinemia in Pregnancy. Turk Jem 2014; 18: 106-110.. 

  • Ferit Kerim Küçükler, Simge Bardak, Tuğrul Çelik, Yasemin Tütüncü, Gülhan Akbaba, Serhat Işık, Selma Karaahmetoğlu, Erdal Eskioğlu, Dilek Berker, Serdar Güler. No Relationship between Osteocalcin and the Microvascular Complications of Type 2 Diabetes. Turk Jem 2014; 18: 126-131. 

  • Serdar Güler, İrem Budakoğlu, H. Tanju Besler, A. Gülden Pekcan, A. Sinan Türkyılmaz, Hülya Çıngı,Turan Buzgan, Nurullah Zengin, Uğur Dilmen, Nihat Tosun, TNHS Study Group. Methodology of National Turkey Nutrition and Health Survey (TNHS) – 2010. Medical Journal of Islamic World Academy of Sciences 2014; 22(1): 7-29. 

  • Neşe Saltoğlu, Önder Kılıçoğlu, Selçuk Baktıroğlu, Zeynep Oşar-Siva, Şamil Aktaş, Muzaffer Altındaş, Caner Arslan, Turan Aslan, Selda Çelik, Aynur Engin, Haluk Eraksoy, Önder Ergönül, Bülent Ertuğrul, Serdar Güler, Ayten Kadanalı, Lütfiye Mülazımoğlu, Nermin Olgun, Oral Öncül, Ali Öznur, İlhan Satman, İrfan Şencan, Özlem Tanrıöver, Özge Turhan, Abdullah Kemal Tuygun, Hasan Tüzün, Ahmet Çınar Yastı, Temel Yılmaz. Diagnosis, Treatment and Prevention of Diabetic Foot Wounds and Infections: Turkish Consensus Report. Klimik 2015; 28(1): 2-34. 

  • Arduc A, Sarıcam O, Dogan BA, Tuna MM, Tutuncu YA, Isik S, Berker D, Sennaroglu E, Guler S. Should insulin resistance be screened in lean hirsute women? Gynecol Endocrinol. 2015 Jan 5:1-5. [Epub ahead of print] DOI: 10.3109/09513590.2014.994598 

  • Gülcan Çölbay, Mustafa Çetin, Mehmet Çölbay, Dilek Berker, Serdar Güler. Type 2 diabetes effects sleep quality by disrupting the respiratory function. J Diabetes. 2015 Sep;7(5):664-71. doi: 10.1111/1753-0407.12225. Epub 2014 Dec 1. 

  • Arduc A, Tutuncu YA, Dogan BA, Arikan Ileri AB, Tuna MM, Ozcan HN, Isik S, Berker D, Guler S. Parathyroid cysts. Am Surg. 2015 Apr;81(4):163-5. 

  • Arduc A, Aycicek Dogan B, Bilmez S, Imga Nasiroglu N, Tuna MM, Isik S, Berker D, Guler S. High prevalence of Hashimoto's thyroiditis in patients with polycystic ovary syndrome: does the imbalance between estradiol and progesterone play a role? Endocr Res. 2015 Nov;40(4):204-10. doi: 10.3109/07435800.2015.1015730. Epub 2015 Mar 30. 

  • Doğan BA, Tuna MM, Arduç A, Başaran MN, Küçükler K, Dağdelen I, Berker D, Güler S. Increased Risk of Unfavorable Metabolic Outcome in Patients with Clinically Nonfunctioning Pituitary Adenomas. Horm Metab Res. 2015 Aug;47(9):652-5. doi: 10.1055/s-0035-1547234 

  • Doğan BA, Taşcı T, Arduç A, Müslüm Tuna M, Berker D, Güler S. Are there any causes for increased thyroid volume in women with prolactinoma? Ann Endocrinol 2015 Oct;76(5):595-600. doi: 10.1016/j.ando.2014.12.003. Epub 2015 Jun 9 

  • Arduc A, Isık S, Allusoglu S, Iriz A, Dogan BA, Gocer C, Tuna MM, Berker D, Guler S. Evaluation of hearing functions in patients with euthyroid Hashimoto's thyroiditis. Endocrine. 2015 Dec;50(3):708-14. doi: 10.1007/s12020-015-0624-8. 

  • Kucukler FK, Simsek Y, Turk AÇ, Arduc A, Guler S. Osteoporosis and Silent Vertebral Fractures in Nursing Home Resident Elderly Men in Turkey. J Clin Densitom. 2015 Jun 9. pii: S1094-6950(15)00120-1. doi: 10.1016/j.jocd.2015.05.064 

  • Dogan BA, Arduc A, Tuna MM, Imga Nasıroğlu N, Işık S, Berker D, Güler S. Evaluation of atherosclerosis after cessation of cabergoline therapy in patients with prolactinoma. Anatol J Cardiol 2015; 15(0): 000-000, Doi:10.5152/AnatolJCardiol.2015.6416 

  • Tuna MM, Çalışkan M, Ünal M, Demirci T, Doğan BA, Küçükler K, Özbek M, Berker D, Delibaşı T, Güler S. Normocalcemic hyperparathyroidism is associated with complications similar to those of hypercalcemic hyperparathyroidism. J Bone Miner Metab. 2015. DOI 10.1007/s00774-015-0673-3 

  • Ihsan Ates, Fatma Meric Yilmaz, Mustafa Altay, Nisbet Yilmaz, Dilek Berker, and Serdar Guler. The relationship between oxidative stress and autoimmunity in Hashimoto’s thyroiditis. European Journal of Endocrinology (2015) 173, 791–799 

  • Akbaba G, Berker D, Isık S, Tuna MM, Koparal S, Vural M, Yılmaz FM, Topcuoglu C, Guler S. Changes in the before and after thyroxine treatment levels of adipose tissue, leptin, and resistin in subclinical hypothyroid patients. Wien Klin Wochenschr. 2015 Sep 22. [Epub ahead of print] PMID:26394780 

  • Duran ID, Gülçelik NE, Ünal M, Topçuoğlu C, Sezer S, Tuna MM, Berker D, Güler S. Irisin levels in the progression of diabetes in sedentary women. Clin Biochem. 2015 Jul 31. pii: S0009-9120(15)00378-1. doi: 10.1016/j.clinbiochem.2015.07.098. [Epub ahead of print] PMID:26234637 

  • Ihsan Ates, Mustafa Kaplan, Bayram Inan, Murat Alisik, Ozcan Erel, Nisbet Yilmaz, Serdar Guler. How does thiol/disulfide homeostasis change in prediabetic patients? Diabetes Res Clin Pract (2015), 

  • Ihsan Ates, Mustafa Kaplan, Mahmut Yuksel, Duygu Mese, Murat Alisik, Ozcan Erel, Nisbet Yilmaz, Serdar Guler. Determination of thiol/disulphide homeostasis in type 1
  • diabetes mellitus and the factors associated with thiol oxidation. Endocrine. 2016 Jan;51(1):47-51. doi: 10.1007/s12020-015-0784-6. Epub 2015 Nov 7.
  • Onal ED, Berker D, Guler S. Vitamin D Deficiency and Gallbladder Stasis. Dig Dis Sci. 2015 Dec;60(12):3823-4. doi: 10.1007/s10620-015-3901-8. Epub 2015 Oct 27. 

  • Onal ED, Berker D, Guler S. Association between vitamin D deficiency & paediatric tuberculosis. Indian J Med Res. 2015 Jun;141(6):840. doi: 10.4103/0971-5916.160725. No abstract available. 

  • Doğan BA, Karakılıç E, Tuna MM, Arduç A, Berker D, Güler S. Effect of androgen replacement therapy on atherosclerotic risk markers in young-to-middle-aged men with idiopathic hypogonadotropic hypogonadism. Clin Endocrinol (Oxf). 2015, 42, 422- 428 doi: 10.1111/cen.12617. 

  • Doğan BA, Arslan MS, Işik S, Tutal E, Berker D, Karaköse M, et al. Retrospective analyses of clinical and laboratory features of 646 patients with prolactinoma in Turkey. Int J Med Sci Public Health 2015;4: 1054-1059. DOI:10.5455/ijmsph.2015.24012015215 

  • Ferit Kerim Kucukler, Yasin Simsek, Murat Baglicaklioglu, Gupse Adali, Serdar Guler. Acute pancreatitis and type 2 diabetes mellitus: who is guilty?. Eur Res J 2015;1(2):74- 77. 

  • Y Simsek, FK Kucukler, Arduc, S Guler. Is There an Association between Vitamin D Level and Microvascular Complications of Type 2 Diabetes Mellitus? WIMJ Open 2015; 2 (3): 138. DOI: 10.7727/wimjopen.2015.265 

  • Imga NN, Ucar Elalmis O, Muslum Tuna M, Aycıcek Dogan B, Sahin D, Berker D, Guler S. The relationship between increased epicardial fat thickness and left ventricular hypertrophy and carotid intima-media thickness in patients with nonfunctional adrenal incidentaloma. Int J Endocrinol Metab. 2016 Jul 2;14(3):e37635. 

  • Imga NN, Biten H, Yazar Z, Önen M, Topcuoğlu C, Hayme S, BerkerD , Guler S. Low paraoxanase 1 Activity in diabetes mellitus as predictors of proliferative diabetic retinopathy and macular edema. American Journal of medical Sciences and medicine 2016 vol:4 No:4 77-81 DOI: 10.12691/ajmsm-4-4-2 

  • İrak L, Çinar Yavuz H, Ayçiçek Doğan B, Mete T, Berker D, Güler S. Depression, anxiety, and their relation with clinical parametersand androgen levels in hirsute women.Turk J Med Sci. 2016 Feb 17;46(2):245-50. doi: 10.3906/sag-1405-72. 

  • Ates I, Altay M, Yilmaz FM, Topcuoglu C, Yilmaz N, Berker D, Güler S.The Impact of Levothyroxine Sodium Treatment on Oxidative Stress in Hashimoto's Thyroiditis. Eur J Endocrinol. 2016 Mar 7. pii: EJE-15-1061. 

  • Doğan BA, Arduc A, Tuna MM, Berker D, Demirci N, Demirtaş S, Çiçekcioğlu H, Güler S. Autoimmune fibrotic adverse reactions in one-year treatment with cabergoline for women with prolactinoma. Endocr Metab Immune Disord Drug Targets. 2016 Feb 29. [Epub ahead of print] 

  • Imga NN, Berker D, Baba S, Kucukler K, Başaran MN, Dağlar G, Guler S. The role of serum zinc and copper levels in predicting malignancy in differentiated thyroid cancers . Trace elements and electorytes March 14 2017 DOI: 10.5414/TEX01475 

  • Imga NN, Elalmıs OU, Tuna MM, Dogan BA, Sahın D, Gursoy T, Yalcın Y, Berker D, Guler S Comparison of echocardiographic findings in patients with nonfunctioning adrenal incidentalomas.Kaohsiung J Med Sci. 2017 Jun;33(6):295-301. doi: 10.1016/j.kjms.2017.04.002. Epub 2017 May 11. 

  • Akbaba G, Berker D, Isik S,Imga N,Turuncu Y,Guler S.Relationship of paratracheal lymph nodes with the progression of chronic autoimmune thyroiditis: 5 –year follow-up results. Turkish Journal of Medical Sciences 2017, 47:1173-1179
  • 1999 – European Federation of Endocrine Societies “Regional Postgraduate Clinical Endocrinology Course”, Ankara, Turkey 
  • 2002 – Clinical Research Skills Workshop for Investigators
  • 2006 – ISO 9001:2000 Quality Management Systems Induction Session; certificate No: 6835 
  • 2004 – European Thyroid Association – Practical Diagnostic Thyroid and Parathyroid Ultrasonography Course, İstanbul, Turkey 
  • 2008 – Educator – Ethical Approach in Clinical Drug Trials Course, MoH Drug and Pharmaceuticals Directorate 
  • 2012 – Advanced Thyroid Ultrasonography Course, Society of Endocrinology and Metabolism of Turkey 
  • 2016 – Certificate in Essential Good Clinical Practice – Brookwood International Academy
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