Oral squamous cell carcinoma is responsible for more than 90% of head and neck neoplasms in humans. Multiple factors are associated with the development of squamous cell carcinomas in humans and animals, such as prolonged exposure to ultraviolet light, lack of pigment in the epidermis, or sparse...

This article describes the use of local anaesthetic, adjunctive drugs and techniques to provide pain relief for limb trauma including surgery. It reiterates the common complications of using local anaesthetic techniques including signs of systemic overdose. The specific techniques described are...