https://www.vetsurgeon.org/f/non-clinical-questions/27008/guinea-pig-coagulopathies Do guinea pigs suffer with any form of genetic based coagulopathies? I lost a GP last week just after routine castration. Recovered from op, only to then start bleeding from everywhere within the surgical site. reopened, ligatures intact, but seemeden-USTelligent Community 10https://www.vetsurgeon.org/thread/197435?ContentTypeID=1Sat, 19 May 2018 09:34:03 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:2b18482b-b0d4-4861-a8f4-93dc53812f76grumpyoldman<p>We had one form an enormous haematoma after im injection with dom and ket, gave it iv fluids and konakion , it survived after 48 hours of sweating over it , abandoned the lump removal though. As we had not actually cut anything probably a problem in the intrinsic pathway , didn&#39;t have coag screens at the time, something to bear in mind though if you get a lump at your injection site pre op . &nbsp;</p><div style="clear:both;"></div>