Imaging juvenile idiopathic arthritis: assessing the modalities.

Background: Traditionally, conventional radiography has been used to identify the structural damage associated with juvenile idiopathic arthritis (JIA). As other modalities have developed, however, the practice of assessing and monitoring JIA with radiographs has been questioned.

Objective: The purpose of this study was to examine the current best practices for imaging JIA and to assess various imaging modalities.

Sonographic markers used to detect frequent trisomies.

Trisomy 13, 18 and 21 are the 3 most prevalent chromosome abnormalities among newborns. A second trimester ultrasound is an important noninvasive method that can detect the anomalies. Sonographic markers have been correlated to each of the 3 trisomies.

Colorectal cancer imaging.

Official estimates rank colorectal cancer third in both incidence and cause of death for all U.S. cancers.