Publications by authors named "Roger C Zhu"

To highlight the trends of surgical (open) aortic valve replacement (SAVR) as well as to compare the outcome between transcatheter aortic valve replacement (TAVR) and SAVR in elderly dialysis patients. TAVR has evolved as an effective alternative to surgery (SAVR) for aortic stenosis. We identified dialysis-dependent patients who underwent SAVR or TAVR from 2000 to 2015 from the United States Renal Data System using ICD-9 codes.

View Article and Find Full Text PDF

Objectives: Dialysis is a well-established risk factor for morbidity and mortality after cardiovascular procedures. However, little is known regarding the outcomes of proximal aortic surgery in this high-risk cohort.

Methods: Perioperative (in-hospital or 30-day mortality) and 10-year outcomes were analyzed for all the patients who underwent open proximal aortic repair with the diagnosis of nonruptured thoracic aortic aneurysm (aneurysm, n = 325) or type A aortic dissection (dissection, n = 461) from 1987 to 2015 using the US Renal Data System database.

View Article and Find Full Text PDF

An 82-year-old woman presented with a painless, progressively enlarging right neck mass of 2 years' duration. CT with contrast showed a 5.0 cm confluence of nodes just inferior to the right parotid gland.

View Article and Find Full Text PDF

We assessed the association of metformin use with survival in colorectal cancer in a population consists mostly of African-American and Afro-Caribbean patients. We identified 585 colorectal cancer patients, 167 (28.6%) and 418 (71.

View Article and Find Full Text PDF

Introduction: Splenic pseudoaneurysms (SPA) are a rare but serious sequela of blunt traumatic injury to the spleen. Management of adult blunt splenic trauma is well-studied, however, in children, the management is much less well-defined.

Presentation Of Case: A 15 year-old male presented with severe abdominal pain of acute onset after sustaining injury to his left side while playing football.

View Article and Find Full Text PDF

A PHP Error was encountered

Severity: Warning

Message: fopen(/var/lib/php/sessions/ci_session1rnu1p0ibdq8h0vqafml3q6pcifdhfhr): Failed to open stream: No space left on device

Filename: drivers/Session_files_driver.php

Line Number: 177

Backtrace:

File: /var/www/html/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Failed to read session data: user (path: /var/lib/php/sessions)

Filename: Session/Session.php

Line Number: 137

Backtrace:

File: /var/www/html/index.php
Line: 316
Function: require_once