ORIGIN: In France, only members of the gentry were permitted to keep pigeons. In Colonial Louisiana pigeonniers were considered status symbols. Pigeonnier may be descendant of late medieval towers which ornamented. French castles and manor houses.
Dry socket is more likely to occur following a difficult tooth extraction. It is thought that excessive force applied to the tooth, or excessive movement of the tooth burnishes the bony walls of the socket and crushes blood vessels, impairing the repair process.
Since dry socket occurs exclusively following a dental extraction, it could be considered both a complication and an iatrogenic condition, but this does not take into account both the reason why the tooth required extraction (i.e., extraction may have been unavoidable due to significant pain and infection) and also the fact that many dry sockets are ...