rane (Suprane, Baxter Healthcare, Puerto Rico, USA) in the Dräger vaporizer (Dräger D-vapor, Dräger Medical GmbH, Lübeck, Germany) had turned yellow while filling the vaporizer (Fig. 1). We immediately changed the vaporizer. Yellow discoloration of desflurane occurs relatively infrequently and is not widely known; however, this was the second incident in our hospital. The yellowing of desfluran...

The authors documented gross and microscopic morphology of lesions in corals on 7 islands spanning western, southern, and eastern Micronesia, sampling 76 colonies comprising 30 species of corals among 18 genera, with Acropora, Porites, and Montipora dominating. Tissue loss comprised the majority of gross lesions sampled (41%), followed by discoloration (30%) and growth anomaly (29%). Of 31 case...

Page 5819, Section “3. Clinical Effects of Long-Term Soft Denture Linings” It is: Although the longevity of SLTSDLs was confirmed under clinical conditions, the presence of discoloration and odor was frequently reported among tobacco smokers [7,8,9,10,11,12,13,14,15,16, 17,18,19,20,21,31]. Should be: Although the longevity of SLTSDLs was confirmed under clinical conditions, the presence of disc...

objectives: color change of composite restorations is well known to dentists. however, the effect of commonly consumed drinks on discoloration of composite resins has yet to be determined. this study sought to assess the color change of a nanofilled (premise) and a flowable composite resin (premise flowable) following simulated consumption of tea, cola, iron drops and multivitamin syrup. materi...