Multiple Primary Malignancy of Esophageal and Gastric Synchronous and Colon Metachronous

Metachronous primary cancers of colon and stomac

Synchronous and Metachronous Colon Cancers in Patients with Gastric Cancer: Report of 2 Cases

Colorectal cancer is the most common synchronous or metachronous cancer in patients with gastric cancer. I report two cases of synchronous and metachronous colon cancer with gastric cancer. Case 1: A 70-year-old man was admitted to our hospital for the treatment of gastric cancer, which had been diagnosed during esophagogastroduodenoscopy (EGD) screening. The recommended preoperative testing wa...

Clinical analysis and prognosis of synchronous and metachronous multiple primary malignant tumors

The aim of this study was to determine the clinical features, treatment factors, and prognosis of patients with multiple primary malignant tumors (MPMTs). In total, 161 patients with MPMTs at our hospital (The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, Shaanxi, China) were analyzed in this study. We found that among 161 patients with MPMTs, 78 (48.4%) patients had synchronou...

Characteristics and Survival of Breast Cancer Patients with Multiple Synchronous or Metachronous Primary Cancers

PURPOSE Newly developed extra-mammary multiple primary cancers (MPCs) are an issue of concern when considering the management of breast cancer survivors. This study aimed to investigate the prevalence of MPCs and to evaluate the implications of MPCs on the survival of breast cancer patients. MATERIALS AND METHODS A total of 8204 patients who underwent surgery at Severance Hospital between 199...

Clinicopathologic Features of Metachronous or Synchronous Gastric Cancer Patients with Three or More Primary Sites

PURPOSE We investigated the clinicopathologic information of patients with gastric cancer with multiple primary cancers (GC-MPC) of three or more sites. MATERIALS AND METHODS Between 1995 and 2009, 105,908 patients were diagnosed with malignancy at Severance Hospital, Yonsei University Health System. Of these, 113 (0.1%) patients with MPC of three or more sites were registered, and 41 (36.3%)...