December 2015 in “Journal of Neurology and Stroke” A man had a stroke after getting a scalp injection for hair loss.
January 2019 in “Headache” Peripheral nerve blocks are a safe and effective way to treat various headaches and provide lasting pain relief.
December 1994 in “The American Journal of Cosmetic Surgery” Understanding the scalp's blood flow and using delay techniques can improve the success of hair restoration surgeries.
The conclusion is that closing scalp wounds is possible, but restoring hair without donor material is still a major challenge.
26 citations,
July 2006 in “Current Opinion in Otolaryngology & Head and Neck Surgery” New techniques in scalp reconstruction have improved cosmetic results and reduced complications, especially for large defects.