Lastly, the virus can be transmitted by eating infected materials. (lowchensaustralia.com)
The treatment of choice is an ovariohysterectomy where the uterus and the ovaries are removed; the surgery is relatively safe (there are always the risk of complications in any surgery) especially since the pyometra is open, meaning there isn't high quantities of infected material under pressure in the uterus which may cause it to rupture like in some severe cases of closed pyometra. (wagwalking.com)
Benazzi and his colleagues reported in Scientific Reports in July that the marks were made with a stone tool in an attempt to remove infected material from the cavity. (discovermagazine.com)