Scientific work

Prof. Dr. Hakan Ümit Ünal

38 publications. The source of the information is stated next to each publication.

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  1. Prevalence and Clinical Associations of Malnutrition and Sarcopenia Risk in Gastroenterology Inpatients: A Multicenter Cross-Sectional Study in Turkey

    Diagnostics, 2025

    DOI 10.3390/diagnostics15222935 PMID 41300959 4 citations (Europe PMC) Open-access full textSource: OpenAlex

  2. Acute Pancreatitis Following Doxycycline and Ornidazole Coadministration

    PubMed, 2015

    DOI 10.6092/1590-8577/3408 PMID 21068497 12 citations (Europe PMC) Source: OpenAlex

  3. Endoskopi öncesi anksiyete derecesinin hasta toleransı ve sedatif dozu üzerine etkisi

    Endoskopi Gastrointestinal, 2015

    DOI 10.17940/endoskopi.74859 Source: OpenAlex

  4. Rektumda siyah noktasal görünüm

    Endoskopi Gastrointestinal, 2015

    DOI 10.17940/endoskopi.74882 Source: OpenAlex

  5. Üst gastrointestinal endoskopi işlemi öncesi anksiyete düzeyini etkileyen faktörler

    Endoskopi Gastrointestinal, 2015

    DOI 10.17940/endoskopi.74819 Source: OpenAlex

  6. Kolonoskopi sırasında uygulanan iki farklı sedoanaljezi yönteminin dikkat, öğrenme, eve gönderme zamanı ve uyuma süreleri açısından karşılaştırılması

    Endoskopi Gastrointestinal, 2015

    DOI 10.17940/endoskopi.74811 Source: OpenAlex

  7. Ongoing symptoms after eradication of Helicobacter pylori: Psychiatric disorders may accompany!

    The Turkish Journal of Gastroenterology, 2013

    DOI 10.4318/tjg.2013.0582 PMID 23794339 6 citations (Europe PMC) Open-access full textSource: OpenAlex

  8. Lack of Relationships between FGF19 Staining Pattern, Lymph Node Metastasis and Locally Invasive Characteristics of the Tumor in Colorectal Cancers

    Asian Pacific Journal of Cancer Prevention, 2013

    DOI 10.7314/apjcp.2013.14.5.3151 PMID 23803094 2 citations (Europe PMC) Open-access full textSource: OpenAlex

  9. Demir eksikliği olan hastalarda gastrointestinal sistem endoskopi bulguları

    DergiPark (Istanbul University), 2012

    DOI 10.17941/agd.59416 Source: OpenAlex

  10. Lichenoid eruption occurring during chronic hepatitis C treatment with interferon-alpha 2-b plus ribavirin ‹nterferon alfa 2-b ve ribavirin ile tedavi edilen kronik hepatit C'li hastada geliflen likenoid döküntüler

    DergiPark (Istanbul University), 2011

    DOI 10.17941/agd.72727 Source: OpenAlex

  11. Gaucher’s Disease Presenting with Massive Hepatic Fibrosis and Skeletal Abnormalities: A Case Report with Review of the Literature

    Turkiye Klinikleri Journal of Medical Sciences, 2011

    DOI 10.5336/medsci.2010-18977 Source: OpenAlex

  12. The effect of pre-endoscopy anxiety level on tolerance of the procedure and

    2011

    Source: OpenAlex

  13. Extraordinarily elevated serum levels of CA 19-9 and rapid decrease after succesfull therapy: A case report and review of literature

    The Turkish Journal of Gastroenterology, 2010

    DOI 10.4318/tjg.2010.0139 PMID 21332006 16 citations (Europe PMC) Source: OpenAlex

  14. Terminal ileumda polipoid oluşum

    DergiPark (Istanbul University), 2010

    DOI 10.17940/ed.27491 Source: OpenAlex

  15. Acute acalculous cholecystitis associated with acute hepatitis B virus infection

    International Journal of Infectious Diseases, 2009

    DOI 10.1016/j.ijid.2009.01.015 PMID 19372059 16 citations (Europe PMC) Open-access full textSource: OpenAlex

  16. Subacutely Formed Bezoar Resulting from Accidentally Ingested Industrial Material

    Journal of the Chinese Medical Association, 2009

    DOI 10.1016/s1726-4901(09)70054-1 PMID 19372076 1 citation (Europe PMC) Source: OpenAlex

  17. Biliyer etyolojili akut pankreatitte ERCP ne zaman yapılmalı

    DergiPark (Istanbul University), 2009

    DOI 10.17940/ed.50408 Source: OpenAlex

  18. Total colonic polyp diameter: a marker for the risk of malignancy?

    PubMed, 2008

    PMID 18705301 Source: OpenAlex

  19. Özgün Görüntüler Patent ductus venosus tanısı konan asemptomatik yaşlı hasta

    DergiPark (Istanbul University), 2008

    DOI 10.17941/agd.13109 Source: OpenAlex

  20. Elliden fazla taş koledokda asemptomatik kalabilir mi

    DergiPark (Istanbul University), 2008

    DOI 10.17941/agd.39287 Source: OpenAlex

  21. Factors Prognostic of Survival in Patients Awaiting Liver Transplantation for End-Stage Liver Disease

    Digestive Diseases and Sciences, 2007

    DOI 10.1007/s10620-007-9742-3 PMID 17406825 11 citations (Europe PMC) Source: OpenAlex

  22. Malignancy Risk of Small Polyps and Related Factors

    Digestive Diseases and Sciences, 2007

    DOI 10.1007/s10620-007-9782-8 PMID 17394064 8 citations (Europe PMC) Source: OpenAlex

  23. Esophageal Mucosal Sensitivity: Possible Links with Clinical Presentations in Patients with Erosive Esophagitis and Laryngopharyngeal Reflux

    Digestive Diseases and Sciences, 2007

    DOI 10.1007/s10620-006-9514-5 PMID 17219066 4 citations (Europe PMC) Source: OpenAlex

  24. [177] THE MELD-SERUM SODIUM RELATION IN PATIENTS WITH END STAGE LIVER DISEASE

    Journal of Hepatology, 2007

    DOI 10.1016/s0168-8278(07)61775-9 Source: OpenAlex

  25. Fonksiyonel ve organik dispepsi gruplarında işlem öncesi anksiyete derecesinin değerlendirilmesi

    AYBU AVESIS, 2006

    Source: OpenAlex

  26. Koroner by pass cerrahisi yapılan hastalarda malnütrüsyonun postoperatif erken dönem morbidite üzerine etkisi

    AYBU AVESIS, 2006

    Source: OpenAlex

  27. Kolonoskopi hazırlığında oral sodyum fosfat ve polietilenglikolün prospektif randomize karşılaştırılması

    AYBU AVESIS, 2006

    Source: OpenAlex

  28. Perkütan endoskopik gastrostominin nadir bir komplikasyonu Gastrik perforasyon

    AYBU AVESIS, 2006

    Source: OpenAlex

  29. The Role of Early Colonoscopy in CMV Colitis of Transplant Recipients

    Transplantation Proceedings, 2005

    DOI 10.1016/j.transproceed.2005.07.013 PMID 16213304 19 citations (Europe PMC) Source: OpenAlex

  30. Fonksiyonel dispepsi tanılı hastaların komorbid psikiyatrik tanıları ile rüya özellikleri ilişkisi

    AYBU AVESIS, 2005

    Source: OpenAlex

  31. Gaucher's Disease Presenting with Massive Hepatic Fibrosis and Skeletal Abnor malities: A Case Report with Review of the Literature.

    Source: acibadem.com.tr profile page

  32. ExtraordinarilyElevated Serum Level of CA 19-9 and Rapid Decrease After Succesfull Therapy

    Source: acibadem.com.tr profile page

  33. A cute Pancreatitis Following Doxycycline and Ornidazole Coad ministration.

    Source: acibadem.com.tr profile page

  34. Terminal ileumdapolipoid oluşum

    Source: acibadem.com.tr profile page

  35. Biliyer Etyolojili Pankreatitte ERCP Ne Zaman Yapılmalı?

    Source: acibadem.com.tr profile page

  36. Subacutely formed bezoar resulting from accidentally ingested industrial materia

    Source: acibadem.com.tr profile page

  37. Özgün Görüntüler: Patent ductusvenosus tanısı konan asemptomatik yaşlı hasta.

    Source: acibadem.com.tr profile page

  38. Kronik C Hepatitinin Bakılan Ama Görülemeyeni: Liken Planus

    Source: acibadem.com.tr profile page