Clinical features and relapse risks factors of IgG4 related disease: a single-center retrospective study.

Objective: The aim of this study was to observe the demographic and clinical characteristics of immunoglobulin (Ig) G4-related disease (IgG4-RD). We aimed to compare different treatment methods and to identify the risk factors for non-response and relapse after treatment.

Methods: We performed a retrospective study of 201 IgG4-RD patients initially diagnosed and treated at the First Affiliated Hospital of China Medical University from January 2016 to December 2020.

Tuberous Sclerosis Complex With Multiple Organ Tumors: Case Report and Literature Review.

Pancreatic neuroendocrine neoplasms (PNEN) are tumors that originate from neuroendocrine cells. Only about 1% patients are related to mutation of tuberous sclerosis complex gene. Here, we reported a rare case with involvement of multiple organs and space-occupying lesions.

Risk Factors and Prevention of Viral Hepatitis-Related Hepatocellular Carcinoma.

Hepatocellular carcinoma (HCC) is a common cancer in the world, and its incidence is increasing yearly. Hepatitis B virus (HBV) infection and hepatitis C virus (HCV) infection are important causes of HCC. Liver cirrhosis, age, sex, smoking and drinking, and metabolic risk factors will increase the risk of cancer in HBV/HCV patients.

[Clinical diagnosis and treatment of primary retroperitoneal schwannoma: a report of 109 cases].

Objective: To evaluate the surgical efficacies of primary retroperitoneal schwannoma (PRS) and analyze its risk factors for survival and recurrence.

Methods: From January 1993 to December 2012, 109 patients diagnosed with primary retroperitoneal schwannoma were treated at our department. And their clinical data were retrospectively analyzed.