Latest Positive predictive value Stories

In populations with a low prevalence of tuberculosis (TB), the majority of positives with the three tests commercially available in the U.S for the diagnosis of TB are false positives, according to a new study. "We compared commercially available tests for latent tuberculosis infection (LTBI) in a diverse population with a low LTBI prevalence," said James Mancuso, MD, DrPH, of the Walter Reed Army Institute of Research Preventive Medicine Residency Program. "Our results suggest that in...

In the largest reported series yet to compare transcervical extended mediastinal lymphadenectomy (TEMLA) with endoscopic and surgical primary staging and restaging of non-small cell lung cancer (NSCLC), TEMLA showed a significantly higher diagnostic yield, according to research presented at the 14th World Conference on Lung Cancer in Amsterdam, hosted by the International Association for the Study of Lung Cancer (IASLC).Diagnostic yield refers to the likelihood that a procedure will provide...

NEWPORT NEWS, Va., June 3 /PRNewswire/ -- Researchers at the Legacy Good Samaritan Hospital in Portland, Oregon presented data on the clinical use of Breast-Specific Gamma Imaging (BSGI), a molecular breast imaging technique, at the American Society of Breast Surgeons Annual meeting in Las Vegas in April: Breast Specific Gamma Imaging Used As An Adjunct to Mammography. 664 patients were involved in the retrospective review where BSGI was evaluated as part of the diagnostic work-up of...