Do anterior cingulate glutamate-glutamine levels predict symptom severity in women with obsessive-compulsive disorder?
To the authors' knowledge this is the first study to demonstrate gender-specific neurochemical changes in OCD. Although these findings are tentative and require replication, they raise the possibility that MRS techniques may be of use in objectively monitoring patient progress and assessing the effectiveness of various treatments.
This reported series of pediatric ovarian masses demonstrates that preoperative indicators that best predict an ovarian malignancy are a complaint of a mass or precocious puberty, a mass exceeding 8 cm or a mass with solid imaging characteristics. Those patients aged 1 to 8 years have the greatest incidence of malignancy. Tumor markers, positive or negative, were not conclusive in all cases but useful for postoperative surveillance.