Prevalence of COVID-19 among healthcare workers in the paediatric department: Estimates from a multicenter cross-sectional survey in Negeri Sembilan.

Introduction: The COVID-19 pandemic has reached a phase where many have been infected at least once. Healthcare workers were not spared from being infected. This study aimed to determine the period prevalence of COVID-19 among the paediatric healthcare workers in Negeri Sembilan as the country transitioned into an endemic phase of the pandemic.

Comparative study of the effect of BlueM active oxygen gel and coe-pack dressing on postoperative surgical depigmentation healing.

Introduction: Black colored gingiva is an esthetic concern, especially when accompanied by a high lip line or gummy smile.Surgical depigmentation with a scalpel is still considered the golden standard in gingival pigmentation management although it causes an area of open wound, which needs a special management with dressing.This study aimed to comparatively evaluate the effectiveness of reactive oxygen gel species (BlueM gel) and the traditional Coe-Pack dressing on gingival healing and pain after surgical depigmentation.

Pre-operative investigations: yield and conformity to national guidelines.

Routine ordering of pre-operative investigations yields a low true positive rate and is not cost effective. In this study, case notes of 251 adults who underwent elective surgery were reviewed. Pre-operative investigations were classified as 'indicated' or 'not indicated', based on the national guidelines.