Özkan Alan

Development and internal validation of a prognostic nomogram for resected non-metastatic Siewert type II–III gastroesophageal junction adenocarcinoma: a single-center retrospective study

Prognostic assessment of resected gastroesophageal junction (GEJ) adenocarcinoma relies primarily on American Joint Committee on Cancer (AJCC) tumor–node–metastasis (TNM) staging, which does not incorporate comorbidity burden, lymph node ratio (LNR), signet-ring cell histology, o...

Integrated Prognostic Stratification After Perioperative FLOT in Gastric and Gastroesophageal Junction Adenocarcinoma: A Multicenter Real-World Study

Background/Objectives: Outcomes after perioperative FLOT for gastric and gastroesophageal junction adenocarcinoma remain variable, even among patients treated with curative intent. Although postoperative pathological findings are central to risk assessment, they do not fully capt...