November 2020 Peer Reviewed Feature Articles Insomnia treatment. Improved access to effective nondrug options CPD OPEN ACCESS ALEXANDER SWEETMAN, NICOLE LOVATO, JENNY HAYCOCK, Leon Lack Keratinocyte skin cancers: diagnosis and current management CPD KEVIN PHAN, Stephen Shumack An update on gestational diabetes mellitus Arianne N. Sweeting, Glynis P. Ross Opioid prescribing: what do the 2020 PBS changes mean for GPs? CPD HESTER H.K. WILSON, FERGAL ARMSTRONG, IAN G. THONG Advertisement Peer Reviewed Regular Series Emergency medicine Beware the cauda equina – not just another low back pain Sascha Fulde, Gordian Fulde Psychological medicine Long-term opioid use: assessment of mental health issues JULIA M. LAPPIN Dermatology clinic Diffuse linear streaks on the trunk and limbs ASHOD KHERLOPIAN, Gayle Fischer Adolescent health STIs in adolescents and young adults: prevention and screening Melissa Kang, ISABEL HANSON Clinical case review Burning soles of the feet PETER R. VALE Advertisement Supplements Focus on cardiometabolic matters In Brief Clinical news with comment from local experts Metformin and dementia Cannabis use in pregnancy Colorectal cancer Corticosteroids for asthma CLINICAL NEWS Metformin use in people with diabetes linked with slowed cognitive decline, reduced dementia Prenatal cannabis use may be linked with psychopathology in middle childhood Aspirin reduces colorectal cancer risk, as may some dietary factors Potentially toxic cumulative doses of OCS dispensed to patients with asthma eHealth tool for AF screening may help prevent strokes Life years lost to diabetes Menstrual cycle characteristics a marker of general health NEWSBITES Early breast cancer clinical guidance Antimicrobials: areas of high use Advertisement