A 21-month-old male Swiss OF1 mouse from the breeding colony of the Experimental Animal Service of the University of Córdoba was presented to the veterinarian. The mouse had a raised, ulcerated ...

Again, the exception to this is a bite that gets infected, caused more widespread redness or swelling around the bite site. U - ulcerates too early: Most brown recluse bites do not form an open sore ...

A bite from a brown recluse spider, or Loxosceles reclusa, can be mild or severe and may require medical attention. The toxins from this spider’s bite can cause tissue death. Bites from the ...

Something that continuously bleeds or ulcerates and won't heal over, new moles in older people or moles that change shape or colour are other causes for concern. A few years ago, the manager of a ...