Medical Oncology

Doç. Dr. Özgen Ahmet Yıldırım

Doctor and researcher Ankara Etlik Şehir Hastanesi Ankara
Breast NeoplasmsCarcinoma, Non-Small-Cell LungLung NeoplasmsCOVID-19NeoplasmsProstatic Neoplasms

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Person ↔ Disease

Which diseases does this doctor work on?

From source
  • Breast Neoplasms 3 publications
    Source: OpenAlex / PubMed MeSHView publications
  • Carcinoma, Non-Small-Cell Lung 2 publications
  • Lung Neoplasms 2 publications
  • COVID-19 2 publications
  • Neoplasms 2 publications
  • Prostatic Neoplasms 2 publications

Trust

Where does this information come from?

The source is stated next to each piece of information. If you see something wrong, you can suggest a correction.

  • SpecialtyMedical Oncologysaglik.gov.trFrom source
  • InstitutionAnkara Etlik Şehir Hastanesisaglik.gov.trFrom source
  • Area of workBreast NeoplasmsExtracted from 3 publications · Model version —From source
  • Publications38 publicationsORCID, Europe PMC, OpenAlexFrom source
  • ORCID0000-0002-4139-067XORCIDFrom source
  • Last synchronised7 November 2026 00:02https://etliksehir.saglik.gov.tr/TR-864408/klinik-doktorlarimiz.html#ozgen-ahmet-yildirimsaglik.gov.tr

Scientific work

Publications on Breast Neoplasms

38 publications
Publications by year Most: 13, in 2026
  1. 2018: 1 publication
  2. 2019: 0 publications
  3. 2020: 1 publication
  4. 2021: 8 publications
  5. 2022: 9 publications
  6. 2023: 2 publications
  7. 2024: 1 publication
  8. 2025: 3 publications
  9. 2026: 13 publications
  1. Clinicopathological Predictors of Pathological Complete Response in HER2-Positive Breast Cancer Treated with Pertuzumab-Based Neoadjuvant Therapy: A Multicenter Real-World Study

    Medicina, 2026

    DOI 10.3390/medicina62040763 PMID 42075632 Open-access full textSource: ORCID

  2. Level II (IIA/IIB) Lymph Node Evaluation in Head and Neck Cancer: A Retrospective Cohort Study from a Non-Endemic Region

    Journal of Clinical Medicine, 2026

    DOI 10.3390/jcm15031068 PMID 41682748 Open-access full textSource: ORCID

  3. Exploring the impacts of docetaxel and paclitaxel based neoadjuvant therapies on early postoperative complications in HER2-positive breast cancer patients

    World journal of surgical oncology, 2026

    DOI 10.1186/s12957-026-04434-z PMID 42192428 Open-access full textSource: Europe PMC

  4. Claudin 18.2 Positivity Thresholds and Candidate Populations for Targeted Therapy in Pancreatic Ductal Adenocarcinoma: A Real-World Retrospective Cohort

    Cancers, 2026

    DOI 10.3390/cancers18172827 PMID 42738347 Open-access full textSource: OpenAlex

  5. Structural Acceleration in Sepsis-Associated Cancer Mortality in an Aging Population: A Nationwide Study in the United States, 1999–2020

    SSRN Electronic Journal, 2026

    DOI 10.2139/ssrn.6201853 Open-access full textSource: OpenAlex

  6. Hepatocellular carcinoma in Turkey: A nationwide health system database analysis of clinical patterns and survival

    Cancer Epidemiology, 2026

    DOI 10.1016/j.canep.2026.103255 PMID 42887435 Source: ORCID

  7. The Role of Dominant Lesion Site and SUVmax in the Depth of PSA Response in Metastatic Hormone-Sensitive Prostate Cancer

    Biomedicines, 2026

    DOI 10.3390/biomedicines14102160 PMID 42939968 Open-access full textSource: ORCID

  8. Proton Pump Inhibitor Use and Survival Outcomes in Patients with Advanced Non-Small-Cell Lung Cancer Receiving Immunotherapy: A Real-World Study

    Medicina, 2026

    DOI 10.3390/medicina62071413 PMID 42512955 Open-access full textSource: ORCID

  9. Impact of COVID-19 Vaccine Type on the Efficacy and Safety of Nivolumab in Patients With Metastatic Non-small-cell Lung Cancer: A Multicenter Study

    In Vivo, 2026

    DOI 10.21873/invivo.14401 PMID 42379805 1 citation (OpenAlex) Open-access full textSource: OpenAlex

  10. Hospitalized oncology patients with diarrhea: Clinical outcomes and prognostic factors.

    Journal of Clinical Oncology, 2026

    DOI 10.1200/jco.2026.44.16_suppl.11136 Source: OpenAlex

View all 38 publications