PD-L1 and p16 Expression in Penile Squamous Cell Carcinoma From an Endemic Region.

Background: Penile squamous cell carcinoma (PSCC) is a rare malignancy with higher incidence in developing countries. Treatment options include surgery, radiation therapy, and systemic chemotherapy. However, effective treatments for advanced disease are lacking.

Risk factors for hospital mortality in valve replacement with mechanical prosthesis.

Objective: Identification of risk factors for cardiac surgery can improve surgical results. Our aim is to identify factors related to increased hospital mortality for patients who underwent mechanical cardiac prosthesis implant.

Methods: Prospective study with retrospective data acquirement study including 335 consecutive patients who underwent at least one implant of St.

Applicability of Ambler's risk score to patients who have undergone valve replacement with bovine pericardial bioprosthesis.

Objectives: This study aims to verify the applicability of Ambler's risk score to patients who have undergone implantation of bovine pericardial bioprosthesis at the Instituto de Cardiologia do RGS/FCU. This study also aims to quantify the risk factors.

Methods: Retrospective study with 703 patients who had undergone implantation of bovine pericardial bioprosthesis between 1991 and 2005 at the Instituto de Cardiologia do RS.

Hospital risk factors for bovine pericardial bioprosthesis valve implantation.

Background: Identification of preoperative heart valve surgery risk factors aim to improve surgical outcomes with the possibility to offset conditions related to increased morbidity and mortality.

Objective: Intent of this study is to identify hospital risk factors in patients undergoing bovine pericardial bioprosthesis implantation.

Methods: Retrospective study including 703 consecutive patients who underwent implantation of at least one St.