ORCID "0000-0002-9815-1848" Makale Koleksiyonu için listeleme
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18F-FDG-PET correlates of ımpulse control disorder in a diabetic patient
Yuluğ, Burak; Hanoğlu, Lütfü; Tavlı, Ahmet Mithat; Çakır, Tansel; Khanmammadov, Elmir; Olmusçelik, Oktay (Bentham Scıence Publ Ltd, 2016)Background: Studies have already shown that hyperglycemia and insulin resistance are significantly associated with the impairment of cerebral glucose metabolism that may secondary lead to cognitive disturbances. In this ... -
Can procalcitonin levels differentiate gram-negative bacteremia from gram-positive bacteremia?
Olmuşçelik, Oktay; Yılmaz, Mesut; Sevindik, Ömür Gökmen; Tosun İstanbullu, Ayşe; Ceylan, Ecem Cemre; Güler, Ayşenur; Vardar, Büşra (2019)Objective: Patients with sepsis constitute a significant proportion of critically ill patients. Although outcomes have significantly improved in the last decade, mortality still remains high 25-30% and 40-50% when shock ... -
A case of familial subcutaneous sarcoidosis with an asymptomatic nodular lesion on the upper eyelid accompanied by chronic osteomyelitis
Üstüner, Pelin; Balevi, Ali; Özdemir, Mustafa; Parlakkılıç, Ülkü Tuğba; Türkmen, İlknur; Olmuşçelik, Oktay (Ortadoğu Reklam Tanıtım Yayıncılık Turizm Eğitim İnşaat Sanayi ve Ticaret A.S., 2016)Skin lesions of sarcoidosis are heterogeneous, and can either have specific manifestations; such as maculopapular eruptions, plaques, infiltrated scars and lupus pernio, or non-specific manifestations such as erythema ... -
Combined metabolic activators accelerates recovery in mild-to-moderate COVID-19
Altay, Özlem; Arif, Muhammad; Li, Xiangyu; Yang, Hong; Aydın, Mehtap; Alkurt, Gizem; Kim, Woonghee; Akyol, Doğukan; Zhang, Cheng; Dinler Doğanay, Gizem; Türkez, Hasan; Shoaie, Saeed; Nielsen, Jens; Boren, Jan; Olmuşçelik, Oktay; Doğanay, Levent; Uhlen, Mathias; Mardinoğlu, Adil (Wiley, 2021)COVID-19 is associated with mitochondrial dysfunction and metabolic abnormalities, including the deficiencies in nicotinamide adenine dinucleotide (NAD(+)) and glutathione metabolism. Here it is investigated if administration ... -
Comparing of efficacy of different self-assessment anxiety scales for predicting radial artery spasm during coronary interventions
Omaygenç, Mehmet Onur; Karaca, İbrahim Oğuz; İbişoğlu, Ersin; Özer, Ürün; Çakal, Beytullah; Güneş, Hacı Murat; Özden Omaygenç, Derya; Olmuşçelik, Oktay; Boztosun, Bilal (Ortadoğu Reklam Tanıtım Yayıncılık Turizm Eğitim İnşaat Sanayi ve Ticaret A.Ş., 2019)Objective: Radial artery spasm (RAS), is a major drawback for the routine use of radial access during coronary interventions and anxiety is a well-documented predictor of RAS. In this study, we aimed to assess the relationship ... -
Comparison of the Bethesda system classification and postoperative cytology of thyroid nodules: A single center experience
Özdenkaya, Yaşar; Ersavaş, Cenk; Olmuşçelik, Oktay; Basım, Pelin; Özöver, İrem; Şeker, Mehmet; Arslan, Naciye Çiǧdem (Dicle University, 2019)Objective: Recent American Thyroid Association Guideline emphasizes that identifying the institutional malignancy risks for each Bethesda category is mandatory to achieve more accurate preoperative diagnosis in thyroid ... -
Correlation between serum vitamin D level and dichotomous distribution of hematological parameters in a cohort of 12709 patients
Olmuşçelik, Oktay; Sevindik, Ömür Gökmen (Tübitak Scientific & Technical Research Council Turkey, 2020)Background/aim: Recent evidence suggests that Vitamin D deficiency may be associated with varying degrees of peripheral blood cytopenia(s). However, the effect of Vitamin D on hematopoiesis is largely unknown. According ... -
Demir eksikliği anemisi olan ve olmayan bireylerde serum sialik asit düzeyleri
Ülfer, Gözde; İstanbullu Tosun, Ayşe; Olmuşçelik, Oktay; Yiğitbaşı, Türkan; Çakıcı, Çağrı; Bayramoğlu, Feyza; Emekli, Nesrin (2017)Amaç: Bu çalışmanın amacı demir eksikliği anemisi (DEA) parametreleri ile serum total sialik asit (SA) değerleri arasındaki ilişkinin incelenmesidir. Yöntemler: Çalışmada DEA olan 30 hasta ve 30 sağlıklı kişide serum total ... -
Dry eye assessment in patients with vitamin D deficiency
Demirci, Göktuğ; Erdur, Sevil Karaman; Özsütçü, Mustafa; Eliaçık, Mustafa; Ölmüşçelik, Oktay; Aydın, Rukiye; Kocabora, Mehmet Selim (Lippincott Williams and Wilkins, 2018)Objectives: The aim of this study was to evaluate tear film function in patients with vitamin D deficiency. Methods: In a single center, 60 eyes of 30 patients with vitamin D deficiency (group 1), and 60 eyes of 30 healthy ... -
The effect of fibrin glue in preventing staple-line leak after sleeve gastrectomy. An experimental study in rats
Özdenkaya, Yaşar; Ölmüşçelik, Oktay; Basım, Pelin; Saka, Burcu; Arslan, Naciye Çiğdem (Ociedade Brasileira para o Desenvolvimento de Pesquisa em Cirurgia, 2019)Purpose: To evaluate the effect of fibrin glue on staple-line leak after sleeve gastrectomy. Methods: Fourteen adult wistar rats 300 gr were randomized into two groups: Control group (n=7) and study group (n=7). All the ... -
Evaluation of pai-1 polymorphisms in central and peripheral thromboembolies
Arıcı Düz, Özge; Olmuşçelik, Oktay; Gemici, Aliihsan; Saatçi Sancaktepe, Özlem (Ondokuz Mayıs Üniversitesi, 2021)Thromboembolism is a clinical finding that occurs due to thrombus; formed in the vascular system and has various etiological factors. It can be classified as central and peripheral thromboembolism. Our objective in this ... -
Factors associated with postoperative chronic pain and recurrence after laparoscopic total extraperitoneal inguinal hernia repair
Özdenkaya, Yaşar; Arslan, Naciye Çiğdem; Basım, Pelin; Olmuşçelik, Oktay (Galenos Publishing House, 2020)Objective: To assess the risk factors for chronic pain and recurrence after laparoscopic total extraperitoneal (TEP) inguinal hernia repair. Methods: Data of the patients who underwent laparoscopic TEP repair were analyzed. ... -
Is there any correlation between red cell distribution width, mean platelet volume neutrophil count, lymphocyte count, and psoriasis area severity index in patients under treatment for psoriasis?
Balevi, Ali; Ölmüşçelik, Oktay; Üstüner, Pelin; Özdemir, Mustafa (Croatian Dermatovenerological Society, 2018)Psoriasis vulgaris is a well-known systemic inflammatory disease accompanied by many cardiac, renal, and metabolic manifestations. In recent years, hematological parameters have been studied in different systemic diseases ... -
Papilödem: Leptomeninjiyal metastazın önemli klinik işareti olabilir mi?
Arıcı Düz, Özge; Olmuşçelik, Oktay; Çadırcı, Fadime; Ölmez, Ömer Fatih (Galenos Yayıncılık, 2020)Amaç: Leptomeninjiyal metastaz (LM) tüm kanser tiplerinde izlenebilen nadir ancak kötü prognozlu bir klinik tablodur. Tanı, tedavi ve prognoz hastalığı yönetmekte önemli süreçlerdendir. Bu amaçla LM klinik ve laboratuvar ... -
Plasma homocysteine, folate and vitamin b12 levels in patients with lung cancer
Taştekin, Didem; Ertürk, Kayhan; Bozbey, Hamza Uğur; Ölmüşçelik, Oktay; Kızıltan, Huriye Şenay; Tuna, Savaş; Taş, Faruk (Morion, 2015)Aim: Disorders in the metabolism of homocysteine and B vitamins, which are involved in a one-carbon transfer reaction and important for DNA synthesis and methylation, have been hypothesized to be associated with carcinogenesis. ... -
Platelet to lymphocyte ratio is associated with tumor localization and outcomes in metastatic colorectal cancer
Açıkgöz, Özgür; Çakan, Burçin; Demir, Tarık; Bilici, Ahmet; Öven, Bala Başak; Hamdard, Jamshid; Olmuşçelik, Oktay; Ölmez, Ömer Fatih; Şeker, Mesut; Yıldız, Özcan (Lippincott Williams & Wilkins, 2021)The aim of this study was to investigate the predictive and prognostic value of PLR, and the relationship between PLR and tumor localization. A total of 229 patients with de-novo metastatic CRC were retrospectively analyzed. ... -
Preeklampsi ve preterm doğumda nötrofil-lenfosit oranı ve 25 hidroksi D vitamini durumu
Amaç: Preeklampsi ve preterm doğumda düflük 25 hidroksi D vitamini (25-OH D) seviyelerini ve nötrofil-lenfosit oranlar›n› (NLO) incelemektir. Yöntem: İstanbul Medipol Üniversitesi Kadın Hastalıkları ve Doğum Kliniği’nde ... -
Prognostic significance of metastatic lymph node ratio in patients with pN3 gastric cancer who underwent curative gastrectom
Bilici, Ahmet; Biricik, Fatih Selçuk; Şeker, Mesut; Öven, Başak Bala; Ölmez, Ömer Fatih; Yıldız, Özcan; Ölmüşçelik, Oktay; Hamdard, Jamshid; Açıkgöz, Özgür; Çakır, Aslı; Kapran, Yersu; Balık, Emre; Öncel, Mustafa (Karger, 2019)Background: Lymph node involvement is an important prognostic factor in patients with gastric cancer. The aim of this study was to determine the prognostic significance of metastatic lymph node ratio (MLNR) and compare it ... -
Prognostic significance of primary tumor localization in patients with metastatic colorectal cancer: Is it beneficial to select targeted treatment? Real-life experience from Turkey
Çakan, Burçin; Açıkgöz, Özgür; Bilici, Ahmet; Demir, Tarık; Öven, Bala Başak; Hamdard, Jamshid; Olmuşçelik, Oktay; Ölmez, Ömer Fatih; Şeker, Mesut; Yıldız, Özcan (Zerbinis Publications, 2021)Purpose: The purpose of this study was to investigate the prognostic value,and the effect of primary tumor location on targeted therapy selection in patients with metastatic colorectal cancer (mCRC). Methods: A total of ... -
The relationship between hepatic high FIB-4 score and COVID-19 pneumonia
Demir, Esra; Erol, Vedat Buğra; Olmuşçelik, Oktay; Koryürek, Özgül M.; Tabak, Ömür; Demir, Bülent (Clinical Laboratory Publication, 2022)Background: We aimed to compare the level of hepatic FIB-4 scores between COVID-19 patients who had pneu-monia and COVID-19 patients who had no pneumonia in an attempt to develop a risk assessment after the treat-ment and ...