989 citations,
August 2007 in “The Lancet” PCOS is a complex condition with major health impacts, needing more research for better diagnosis and treatment.
724 citations,
April 2004 in “Lancet Oncology” Chemotherapy in the first trimester of pregnancy is risky, but in the second and third trimesters, it's generally safe with careful drug selection and timing.
555 citations,
April 2002 in “The Lancet” Off-pump heart surgery reduces complications without affecting survival rates compared to on-pump surgery.
273 citations,
May 2017 in “The Lancet” Some drugs can cause rare but potentially deadly skin reactions, and early treatment and avoiding the drug again are key.
218 citations,
January 2013 in “The Lancet Oncology” Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.