Publications by authors named "S Salvatierra"

Background: Human papillomavirus (HPV) is the primary cause of invasive cervical cancer (ICC). The prevalence of various HPV genotypes, ranging from oncogenically low- to high-risk, may be influenced by geographic and demographic factors, which could have critical implications for the screening and prevention of HPV infection and ICC incidence. However, many technical factors may influence the identification of high-risk genotypes associated with ICC in different populations.

View Article and Find Full Text PDF

We study the efficiency of operations management in a hospital from the dynamics of the flow of patients. Our principal aim is to characterize strategic departments and seasonal patterns in a hospital from a complex networks approach. Process mining techniques are developed to track out-patients' pathways along different departments for the purpose of building weekly networks.

View Article and Find Full Text PDF

Purpose: Thyroid cancer is frequently difficult to diagnose due to an overlap of cytologic features between malignant and benign nodules. This overlap leads to unnecessary removal of the thyroid in patients without cancer. While providing some improvement over cytopathologic diagnostics, molecular methods frequently fail to provide a correct diagnosis for thyroid nodules.

View Article and Find Full Text PDF

Currently video-assisted thoracic surgery (VATS) and the evolution Uniportal VATS have a worldwide acceptance and Ecuador is not exception when we decided invited to Dr. Diego Gonzalez-Rivas pioneer surgeon in the world of single-port video-assisted thoracoscopic procedures, with the aim to provide a faster recovery of the patients compared to those who received a conventional thoracotomy. We thanks the opportunity to present a report to the first Masterclass in Uniportal VATS with live surgery, performed on February 23 to 24 of 2017 at the Luis Vernaza Hospital in Guayaquil-Ecuador.

View Article and Find Full Text PDF