Prof. Dr. Berçem Ayçiçek

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):E163-5. PMID: 25831166.

Diri H, Aycicek B. A retrospective comparison between intensive and nonintensive insulin regimens in type 2 diabetes mellitus. Minerva Endocrinol (Torino). 2023 Sep;48(3):311-317. doi: 10.23736/S2724-6507.20.03323-4. Epub 2021 Jan 12. PMID: 33435647.

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. Epub 2015 May 12. PMID: 25963023.

Temurer Afşar Z, Ayçiçek B, Tütüncü Y, Çavdar Ü, Sennaroğlu E. Relationships between microvascular complications of diabetes mellitus and levels of macro and trace elements. Minerva Endocrinol (Torino). 2023 Sep;48(3):305-310. doi: 10.23736/S0391-1977.20.03139-9. Epub 2020 Jul 3. PMID: 32623842.

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. 2016 May;34(3):331-5. doi: 10.1007/s00774-015-0673-3. Epub 2015 Jun 9. PMID: 26056016.

Tuna MM, Doğan BA, Arduç A, Imga NN, Tütüncü Y, Berker D, Güler S. Impaired endothelial function in patients with mild primary hyperparathyroidism improves after parathyroidectomy. Clin Endocrinol (Oxf). 2015 Dec;83(6):951-6. doi: 10.1111/cen.12666. Epub 2014 Dec 10. PMID: 25393455.

Ayçiçek B, Tuna MM, Engin I, Şahin M, Zuhur S, Gülçelik NE, Yağcı H, Karakılıç E, Bozkur E, Çakır B, Güneş E, Baldane S, Gül ÖÖ, Akbaba G, Duran C, Kılınç F, Cansu GB, Bilginer C, Sarı R, Gul N, Oğuz A, Uçan B, Gürkan E, Çalapkulu M, Güven M, Koca AO, Taban S, Basmacı N. Temporal Variation of Biochemical Markers and Adenoma Predictors in Normocalcemic Primary Hyperparathyroidism: A Multicenter Retrospective Analysis. Clin Endocrinol (Oxf). 2025 Dec;103(6):805-814. doi: 10.1111/cen.70024. Epub 2025 Sep 2. PMID: 40891177.

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 Apr;31(4):291-5. doi: 10.3109/09513590.2014.994598. Epub 2015 Jan 5. PMID: 25561024.

Doğan BA, Arduç A, Tuna MM, Nasıroğlu NI, Işık S, Berker D, Güler S. Evaluation of atherosclerosis after cessation of cabergoline therapy in patients with prolactinoma. Anatol J Cardiol. 2016 Jun;16(6):440-7. doi: 10.5152/AnatolJCardiol.2015.6416. Epub 2015 Jul 29. PMID: 26680550.

Dogan BA, Berker D, Arduc A, Tuna MM, Nasiroglu NI, Karakiliç E, Basaran MN, Isik S, Tutuncu Y, Unal M, Guler S. Insulin resistance and androgen levels in eugonadic and hypogonadic women with prolactinoma. Minerva Endocrinol. 2016 Jun;41(2):175-82. Epub 2014 Oct 7. PMID: 25288097.

Tuna MM, Imga NN, Doğan BA, Yılmaz FM, Topçuoğlu C, Akbaba G, Berker D, Güler S. Non-functioning adrenal incidentalomas are associated with higher hypertension prevalence and higher risk of atherosclerosis. J Endocrinol Invest. 2014 Aug;37(8):765-768. doi: 10.1007/s40618-014-0106-5. Epub 2014 Jun 13. PMID: 24923898.

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. Epub 2015 Mar 6. PMID: 25750077.

Tuna MM, Ayçiçek B, Engin İ, Gökçay Canpolat A, Kır Y, Tufan C, Köroğlu EY, Sakar K, Görgel A, Kılınç Candemır D, Konak YYU, Aydemır M, Şahın M, Gülçelık NE, Karakiliç E, Çakır B, Akbaba G, Baldane S, Kilinç F, Bılgıner C, Sari R. The Fate of Normocalcemic Hyperparathyroidism: Insights from a 3-Year Multicenter Follow-Up. Horm Metab Res. 2026 May;58(5):163-170. doi: 10.1055/a-2812-1864. Epub 2026 Feb 26. PMID: 41748079.

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. PMID: 28601234.

Cavdar U, Aycicek B, Diri H, Uzun M, Arac E, Silahtar OH, Demir N. Impact of a High-Calorie Diet on Metabolic Health, Carotid Intima-Media Thickness, and Endothelial Function in Individuals with Constitutional Thinness. Ann Nutr Metab. 2025;81(5):311-318. doi: 10.1159/000546273. Epub 2025 May 27. PMID: 40373755.

Ayçiçek B, Tuna MM, Engin İ, Gökçay Canpolat A, Yiğit E, Fırat SN, Kır Y, Yeşiltepe A, Çınar N, Sakar K, Bahadır ÇT, Güneş Ş, Kubat A, Tufan C, Saygili ES, Candemir DK, Karahan A, Görgel A, Alphan ZÜ, Konak YYU, Fenkci S, Aydemir M, Karatoprak K, Şahin Kimyon Ö, Boz O, Gürlek A, Uzun Ö, Özbay ÜN, Elbüken G. Longitudinal Analysis of Biochemical, Imaging, and Adenoma Size Changes in Primary Hyperparathyroidism. Exp Clin Endocrinol Diabetes. 2026 Feb;134(2):53-62. doi: 10.1055/a-2804-1682. Epub 2026 Mar 5. PMID: 41786304.

Dogan BA, Arduc A, Tuna MM, Karakılıc E, Dagdelen I, Tutuncu Y, Berker D, Guler S. Association of mean platelet volume with androgens and insulin resistance in nonobese patients with polycystic ovary syndrome. Int J Endocrinol Metab. 2014 Oct 1;12(4):e18642. doi: 10.5812/ijem.18642. eCollection 2014 Oct. PMID: 25745486.

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;16(1):47-55. doi: 10.2174/1871530316666160229120142. PMID: 26924497.

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 (Paris). 2015 Oct;76(5):595-600. doi: 10.1016/j.ando.2014.12.003. Epub 2015 Jun 9. PMID: 26067294.

Arduc A, Dogan BA, Akbaba G, Dagdelen I, Kucukler K, Isik S, Ozuguz U, Berker D, Guler S. A rare presentation of subclinical Cushing's syndrome as a pubic fracture. Intern Med. 2014;53(16):1779-82. doi: 10.2169/internalmedicine.53.1489. Epub 2014 Aug 15. PMID: 25130110.

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 Mar;82(3):422-8. doi: 10.1111/cen.12617. Epub 2014 Nov 5. PMID: 25280063.

Arduc A, Dogan BA, Ozuguz U, Tuna MM, Gokay F, Tutuncu YA, Isik S, Aydin Y, Peksoy I, Berker D, Guler S. The effect of radioactive iodine treatment on 14C urea breath test results in patients with hyperthyroidism. Clin Nucl Med. 2014 Dec;39(12):1022-6. doi: 10.1097/RLU.0000000000000519. PMID: 25036019.

Arduc A, Dogan BA, Tuna MM, Tutuncu Y, Isik S, Berker D, Guler S. 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. Clin Endocrinol (Oxf). 2015 Sep;83(3):405-11. doi: 10.1111/cen.12628. Epub 2014 Nov 26. PMID: 25296952.

Imga NN, Tutuncu Y, Tuna MM, Doğan BA, Berker D, Guler S. Idiopathic spontaneous adrenal hemorrhage in the third trimester of pregnancy. Case Rep Med. 2013;2013:912494. doi: 10.1155/2013/912494. Epub 2013 Jul 31. PMID: 23983715.

Basaran MN, Tuna MM, Karakılıç E, Doğan BA, İmga NN, Berker D, Güler S. Characterization of V804M-mutated RET proto-oncogene associated with familial medullary thyroid cancer, report of the largest Turkish family. J Endocrinol Invest. 2015 May;38(5):541-6. doi: 10.1007/s40618-014-0224-0. Epub 2014 Dec 12. PMID: 25501606.

Tuna MM, Doğan BA, Karakılıç E, Arduç A, Işık S, Yılmaz FM, Topçuoğlu C, Berker D, Güler S. Evaluation of adipocytokine levels and vascular functions in young aged to middle aged men with idiopathic hypogonadotrophic hypogonadism. Neuro Endocrinol Lett. 2014;35(7):640-4. PMID: 25617889.

Dogan BA, Sennaroglu E, Dam G, Dogan NO, Cicekcioglu H. Incidental Finding of Cor Triatriatum Sinister in an Asymptomatic Woman With Ankylosing Spondylitis. Cardiol Res. 2011 Apr;2(2):93-95. doi: 10.4021/cr23e. Epub 2011 Mar 25. PMID: 28348670.

Ayçiçek S, Ayçiçek B. Psychological distress, but not single-time endocrine stress markers, is associated with unexplained infertility: a prospective case-control study. Front Endocrinol (Lausanne). 2026 Jun 26;17:1859428. doi: 10.3389/fendo.2026.1859428. eCollection 2026. PMID: 42434308.

Ayçiçek B, Khan Umair MA, Pişkin Ş, Josephin JSF, Çavdar U, Kocabiçak BZ, Eren Ö, Küçüker KA, Turan T, Tuna MM, Karakiliç E, Sahinbaş R, Çetin R, Demir D, Keskin Ü, Çelik M, Canbolat Ç, Nizamoğlu G, Yazici BN, Tufan C, Çetin S, Erhamamci S, Turgut B. Diagnostic Performance of Routine Biochemical Markers and Internally Validated Multivariable Models in Primary and Normocalcemic Primary Hyperparathyroidism: A Multicenter Retrospective Study. Horm Metab Res. 2026 Nov;58(11):444-452. doi: 10.1055/a-2961-7052. Epub 2026 Oct 7. PMID: 42843415.

Küçükler FK, Şimşek Y, Görkem Ü, Ayçiçek Doğan B, Güler S. Relationship between gestational transient thyrotoxicosis and vitamin D. Turk J Med Sci. 2016 Nov 17;46(5):1374-1378. doi: 10.3906/sag-1507-33. PMID: 27966300.

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. PMID: 27511480.

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;40(4):204-10. doi: 10.3109/07435800.2015.1015730. Epub 2015 Mar 30. PMID: 25822940.

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. doi: 10.5812/ijem.37635. eCollection 2016 Jul. PMID: 27942264.

Zeynep Nilufer Tekin, Tuna Demirbas, Bercem Aycicek, Esin Derin Cicek. The Relationship between Serum Estrogen Levels and Presence of Benign Lesions in Uterus Thyroid Gland and Breasts. February 2019. DOI: 10.21613/GORM.2018.842.

Narin Nasiroglu Imga, Serhat Isık, Mehtap Navdar Basaran, Bercem Aycicek Dogan, Mazhar Muslum Tuna, Mustafa Unal, Dilek Berker, Serdar Guler. Predictivity of stimulated serum thyroglobulin and antithyroglobulin antibodies for the efficacy of thyroid remnant ablation on patients with differentiated thyroid carcinoma. Med-Science. 2016; 5(4): 961-6.

Sennaroğlu E, Doğan BA, Tunca H, Yılmaz B, Gedik G, Civelek B, Tümtürk S. Dermatomyositis Associated with Hemophagocytic Syndrome: A Case Report/Review of the Literature. Turk J Med Sci 2008; 38 (5): 489-494.

Doğan BA, Arslan MS, Işik S, Tutal E, Berker D, Karaköse M, Güler S, Delibaşi T. Retrospective analyses of clinical and laboratory features of 646 patients with prolactinoma in Turkey. Int J Med Sci Public Health. doi:10.5455/ijmsph.2015.24012015215.

Aliye Bastug, Ayşe But, Ahmet Sertçelik, Bircan Unal Kayaaslan, Esragul Akinci, Bercem Aycicek Dogan, Pinar Onguru, Halide Aslaner, Selim Sirri Eren, Meltem Arzu Yetkin, Hurrem Bodur. Acute hepatitis with concomitant graves' disease. Int J Med Sci Public Health. 2014, 3(3): 378-379.

Arduç Ayse, Isık Serhat, Ayçıçek Dogan Berçem,Akbaba Gulhan,Berker Dilek,Ufuk Ozuguz,Berker Dilek,Güler Serdar (2013). Predisposing role of heterozygote MTHFR A1298C mutation invenous thrombosis in a pregnant patient: A case report. International Journal of Medical Scienceand Public Health, 2(1), 159, Doi: 10.5455/ijmsph.2013.2.159-161, (Kontrol No: 1434606).

Ersen Karakılıç, Bercem Ayçiçek, Mazhar Müslüm Tuna, Mehtap Navdar Başaran, Mustafa Unal, Dilek Berker, Serdar Güler. Thyroid volume in young males with idiopathic hypogonadotropic hypogonadism versus young healthy males. Nobel Med 2021; 17(1): 54-58

Narin Nasiroglu Imga, Yasemin Tutuncu, Mustafa Unal, Mazhar Muslum Tuna, Bercem Aycicek, Serhat Isik, Dilek Berker, Serdar Guler. Frequency of incidental liver and renal masses accompanying adrenal incidentalomas. Adrenal insidentalomaya eşlik eden karaciğer ve renal kitlelerinin sıklığı Doi: 10.21601/ortadogutipdergisi.395907

Eroğlu D, Çakır C, Bekmez A, Ayçiçek Doğan B, Türkmen E. Agranulocytosis Developed After Dose Escalation in a Patient Under Chronic Methimazole Treatment. J Kartal TR. 2016;27(3):261–262. DOI: 10.5505/jkartaltr.2015.90267.

Mazhar Müslüm TunaErsen KarakılıçMehtap Navdar BaşaranBerçem Ayçiçek DoğanNarin Nasıroğlu İmgaAyşe ArduçTuba ÜnalYasemin TütüncüDilek BerkerSerdar GülerImmunostaining Results of Growth Hormone Secreting Adenomas and Their Correlation with Laboratory Findings. Turk J Endocrinol Metab 2016; 20: 69-71. Accepted Date: 05/06/2016 10.4274/tjem.3032

Mazhar Müslüm Tuna, Berna Afacan Öztürk, Narin Nasıroğlu İmga, Berçem Ayçiçek Doğan, Serhat Işık, Simten Dağtaş,Gülsüm Özet, Dilek Berker, Serdar Güler. Acut Monocytic Leukemia with Pituitary Involvement:A Case Report. Turkish Journal of Endocrinology and Metabolism,DOI: 10.4274/tjem.2602.

Mazhar Müslüm Tuna, Berçem Ayçiçek Doğan, Tuba Eyyüpkoca, Ayşe Arduç, Kerim Küçükler, Dilek Berker, Serdar Güler. Diferansiye Tiroid Kanserinde Endojen TSH Uyarısının Rezidü Boyutu veTiroglobulin Üzerine Etkisi. Turkiye Klinikleri J Endocrin 2015;10(1):12-5.

Ayşe Arduc, Mazhar Muslum Tuna, Bercem Aycicek Dogan, Gulhan Akbaba, Dilek Berker, Serdar Guler. Thyroid Gland Hemiagenesis with Multinodular Graves' Disease: A Case Report[Multinodüler Graves' Hastaliğinin Eşlik Ettiği Tiroid Hemiagenezili Olgu]. doi: 10.5455/medscience.2015.04.8249.

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. DOI:10.4274/tjem.2520.

Mazhar Muslum Tuna, BercemAycicekDogan, Narin NasirogluImga, Ersen Karakilic, Mine Karadeniz, Yasemin Tutuncu, Serhat Isik, Dilek Berker, Serdar Guler. ThyrotoxicHypokalemicPeriodic Paralysis: A Case Report. doi: 10.5455/medscience.2014.03.8174.

Mazhar Müslüm Tuna, Berçem Ayçiçek Doğan, Ayşe Arduç, Gülhan Akbaba, Kerim Küçükler, İlkay Akmangit, Yasemin Tütüncü, Dilek Berker, Serdar Güler. Kalsiyum Stimulasyon Testiyle İnsülinomanın Lokalize Edildiği Olgu Sunumu. A Case Report of Insulinoma Located with Calcium Stimulation Test. (Haseki Tıp Bülteni 2014; 52:296-8). DOI: 10.4274/haseki.1664.

Mazhar Müslüm Tuna, Mehtap Navdar Başaran, Ersen Karakılıç, Berçem Ayçiçek Doğan,Ayşe Arduç, Serhat Işık, Dilek Berker, Serdar Güler. Diagnostic and Prognostic Value of TSH Levels in Differentiated Thyroid Cancers. Turk Jem 2014; 1: 1-4.

Berçem Ayçiçek Doğan,Mazhar Müslüm Tuna, Ayşe Arduç, Narin Imga Nasıroğlu, Yasemin Tütüncü, Serhat Işık, Merve Yılmaz, Dilek Berker, Serdar Güler. Mean Platelet Volume and Lipid Profile in Non-obese Prolactinoma Patients Without Insulin Resistance. Turkiye Klinikleri J Endocrin 2014;9(2):33-8.

Mazhar Müslüm Tuna, Mehtap Navdar Başaran, Berçem Ayçiçek Doğan, Ersen Karakılıç, Büşranur Çavdarlı, Yasemin Tütüncü, Dilek Berker, Serdar Güler. Feokromositomanın Nadir Bir Sebebi; Nörofibromatozis Tip 1-Noonan Sendromu A RareCause of Pheochromocytoma; NeurofibromatosisType 1-Noonan Syndrome. DOI: 10.4274/haseki.1539.

Murat Ünlü, Ayşe İriz, Berçem Ayçiçek Doğan, A. Seçil Kayalı Dinç,Engin Dursun, Adil Eryılmaz, Aydın Acar. Obstrüktif uyku apne sendromu semptom ve bulguları ile obezite arasındaki ilişki. J Med Updates 2014;4(1):11-15.

Berçem Ayçiçek Doğan, Gökhan Aksel, Nurettin Özgür Doğan, Tuba Erdoğan, Engin Sennaroğlu. Familial Mediterranean Fever Presenting with Perimenstrual Attacks and Infertility. Istanbul Med J 2013; 14: (54-56).

Doğan BA,Sennaroglu E,Tunca H, Işık S, Küçükler F.K, Arduç A, Berker D,Güler S.Tip 2 Diabetes Mellitus Tedavisinde Kullanılan Farklı Tedavi Rejimlerinin Ortalama Trombosit Hacmi ile İlişkisi.Turkiye Klinikleri J Cardiovasc Sci 2011;23(2):109-14.

Doğan BA, Özaslan E, Akbulut S, Topal F, Kayhan B, Köseoğlu T, Altıparmak E. Reversibl aside neden olan iskemik hepatit: Olgu sunumu. Akademik Gastroenteroloji Dergisi 2006;5(3):192-195.

Aycicek B, Akkaya S, Uzun M, Cavdar U, Diri H. The Effects of a Probiotic-Focused Diet on Cardiovascular Risk Markers in Obese Individuals: A 12-Week Intervention Study. Med Bull Haseki. 2025;63(3):159–164. DOI: 10.4274/haseki.galenos.2025.19484.

Tekin Zeynep Nilufer, Aycicek Bercem, Demirbaş Tuna. Relationship between anabolic hormones and benign lesions in different organs in premenopousal women. Endocrine Abstracts. ECE2017; ea0049ep1122. https://www.endocrine-abstracts.org/ea/0049/ea0049ep1122

Aycicek Bercem, Cavdar Umit, Kutbay Nilufer Ozdemir, Diri Halit. Mayer Rokitansky Küster Hauser syndrome: a case report. Endocrine Abstracts. ECE2018; ea0056p944. https://www.endocrine-abstracts.org/ea/0056/ea0056p944

Cavdar Umit, Ozdemir Nilufer, Aycicek Bercem, Diri Halit. Clinical improvement of hyperglycemia after use of octreotide lar in a patient with acromegaly who presented with nonketotic hyperosmolar state. Endocrine Abstracts. ECE2018; ea0056ep122. https://www.endocrine-abstracts.org/ea/0056/ea0056ep122

Nasiroglu Imga Narin, Tutuncu Yasemin, Unal Mustafa, Tuna Mazhar Muslum, Aycicek Bercem, Isik Serhat, Berker Dilek, Guler Serdar. The frequency of incidental liver and renal masses in patients with adrenal incidentalomas. Endocrine Abstracts. ECE2017; ea0049ep56. https://www.endocrine-abstracts.org/ea/0049/ea0049ep56

Afşar Zeliha Temurer, Tutuncu Yasemin, Aycicek Bercem, Sennaroğlu Engin, Berker Dilek, Guler Serdar. Relationship between microvascular complications of Diabetes Mellitus and trace element levels. Endocrine Abstracts. ECE2017; ea0049ep538. https://www.endocrine-abstracts.org/ea/0049/ea0049ep538

Dogan Bercem Aycicek, Karakilic Ersen, Tuna Mazhar Muslum, Arduc Ayse, Berker Dilek, Guler Serdar. The effects of improving testosterone levels on cardiovascular risk markers in young men with idiopathic hypogonadotropic hypogonadism: preliminary findings from a prospective study. Endocrine Abstracts. ECE2014; ea0035p684. https://www.endocrine-abstracts.org/ea/0035/ea0035p684

Basaran Mehtap Navdar, Dogan Bercem Aycicek, Tuna Mazhar Muslum, Unal Mustafa, Berker Dilek, Guler Serdar. Gardner syndrome; a case of presenting with agressive varyant papillary thyroide cancer. Endocrine Abstracts. ECE2014; ea0035p1137. https://www.endocrine-abstracts.org/ea/0035/ea0035p1137

Basaran Mehtap Navdar, Dogan Bercem Aycicek, Onal Eda Demir, Karakilic Ersen, Berker Dilek, Guler Serdar. Prevalence of Cushing's syndrome at overweight and obese patients. Endocrine Abstracts. ECE2015; ea0037ep72. https://www.endocrine-abstracts.org/ea/0037/ea0037ep72

Basaran Mehtap Navdar, Karakilic Ersen, Tuna Mazhar Muslum, Dogan Bercem Aycicek, Isik Serhat, Berker Dilek, Guler Serdar. Could DHEA-S be a novel marker at distinguishing adrenal and pituitary Cushing?. Endocrine Abstracts. ECE2014; ea0035p42. https://www.endocrine-abstracts.org/ea/0035/ea0035p42

Imga Narin Nasiroglu, Karakurt Ozgur, Dogan Bercem Aycicek, Karabulut Zeynep, Tutuncu Yasemin, Berker Dilek, Kocer Bulent, Guler Serdar. Primary hyperparathyroidism caused by mediastinum located ectopic parathyroid adenoma resected by video-assisted thoracic surgery. Endocrine Abstracts. ECE2014; ea0035p291. https://www.endocrine-abstracts.org/ea/0035/ea0035p291

Tuna Mazhar Muslum, Dogan Bercem Aycicek, Karakilic Ersen, Isik Serhat, Yilmaz Fatma Meric, Topcuoglu Canan, Berker Dilek, Guler Serdar. Evaluation of adipocytokine levels and vascular reactivity in hypogonadotropic hypogonadal males. Endocrine Abstracts. ECE2014; ea0035p703. https://www.endocrine-abstracts.org/ea/0035/ea0035p703

Imga Narin Nasiroglu, Isik Serhat, Basaran Mehtap Navdar, Dogan Bercem Aycicek, Tuna Mazhar Muslum, Unal Mustafa, Berker Dilek, Guler Serdar. Evaluation of factors predict the efficacy of thyroid remnant ablation in patients with differentiated thyroid carcinoma. Endocrine Abstracts. ECE2014; ea0035p1130. https://www.endocrine-abstracts.org/ea/0035/ea0035p1130

Doğan Bercem Aycicek, Arıkan Tuğba, Donmez Emre. Lipodystrophia ın a pregnant women wıth unregulated glycemıa. Endocrine Abstracts. ECE2016; ea0041ep833. https://www.endocrine-abstracts.org/ea/0041/ea0041ep833

Guresci Servet, Dogan Bercem Aycicek, Erkilinc Gamze, Tuna Mazhar Muslum, Kulacoglu Sezer, Guler Serdar. Multifocal sclerosing thyroiditis: a case report. Endocrine Abstracts. ECE2014; ea0035p991. https://www.endocrine-abstracts.org/ea/0035/ea0035p991

Tuna Mazhar Muslum, İmga Narin Nasıroğlu, Başaran Mehtap Navdar, Doğan Bercem Aycicek, Topcuoğlu Canan, Berker Dilek, Guler Serdar. Does Preoperative Serum Neopterin Level Predict Differentiated Thyroid Carcinoma?. Endocrine Abstracts. ECE2017; ea0049ep1453. https://www.endocrine-abstracts.org/ea/0049/ea0049ep1453

Koseoglu Derya, Tuna Mazhar Muslum, Imga Narin Nasiroglu, Dogan Bercem Aycicek, Basaran Mehtap Navdar, Senel Cagdas, Tuncel Altug, Berker Dilek, Guler Serdar. Computerized tomography and magnetic resonance imaging features for differentiating functioning adrenal lesions from non-functioning adrenal lesions. Endocrine Abstracts. ECE2016; ea0041ep10. https://www.endocrine-abstracts.org/ea/0041/ea0041ep10

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