
1) Medical terminology
Found on
https://www.crosswordclues.com/clue/autoamputation

Autoamputation is the spontaneous detachment (amputation) of an appendage from the body. This is not to be confused with self-amputation. It is usually due to destruction of the blood vessels feeding an extremity such as the finger tips. Once the vessels are destroyed, the tissue dies, which is often followed by gangrene. Autoamputation is a featu...
Found on
http://en.wikipedia.org/wiki/Autoamputation

(aw″to-am″pu-ta´shәn) spontaneous detachment from the body and elimination of an appendage or an abnormal growth, such as a polyp. ainhum.
Found on
http://www.encyclo.co.uk/local/21001
No exact match found.