The term complex wound is usually used by nurses and clinicians to describe a wound which may have a number of problems present.
The type of wounds considered complex are fungating lesions, leg ulcers, diabetic foot ulcers, wound fistulae and wounds that fail to heal.
If a systematic approach is taken to the to identification of the problems and objective setting it will be possible to manage the majority of complex wounds.
– Butcher 1999