Page 4 - Clinical Connections - Autumn 2024

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Page 4 - Clinical Connections - Autumn 2024
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RVC RESEARCH    STUDY    VETERINARY SERVICES       RVC.AC.UK
          Emergency case
          CUTANEOUS AND RENAL GLOMERULAR


          VASCULOPATHY CASE

          Nadine Jones, Staff Clinician in Emergency and Critical Care, and Tom Greensmith, Senior Lecturer in
          Emergency and Critical Care
                harlie,  a  four-year-old  retired  bound therapeutic plasma exchange, on the
                racing  greyhound, was referred   first and third day of his admission. He was
          C for management of suspected       also started on pentoxifylline and clopidogrel
          cutaneous  and    renal  glomerular  in  an  effort  to  treat  the  vasculopathy
          vasculopathy (CRGV) last autumn.    associated with CRGV.
            On  presentation,  Charlie  had  severe   While the exact cause of CRGV remains
          generalised  peripheral  oedema;  his  skin   unknown, plasma exchange is one of
          was  erythematous  on his  entire  ventrum,   several  treatment  modalities  for  some
          extending cranially to his neck as well   forms  of  thrombotic  microangiopathy  in
          as involving all four limbs.  An ulcerative   human patients. One possible mechanism,
          skin lesion was present on his dorsal right   ADAMTS13 dysregulation, is currently
          antebrachium. He was markedly polyuric   being researched by clinicians at the
          and markedly thrombocytopenic.      QMHA.  The team is also collaborating in
                                              a multicentre study to assess if plasma
                                              exchange is associated with improved
                                              survival in affected dogs.
                                               Following his second cycle of therapeutic
                                              plasma exchange, Charlie's platelet count   Charlie at the point of discharge
                                              normalised and his other signs also began   Clinical  Connections  got  in  touch  with
                                              to improve, with his severe cutaneous   owner  Anette  Gallacher  recently  to  find
                                              erythema  resolving  within  five  days  of   out how Charlie has been getting on since
                                              admission to the RVC.              discharge. Anette, who adopted Charlie after
                                               Charlie's  wound  progressed  during   he retired from racing, said: ÐÂÔÂÖ±²¥œLast November
                                              his hospitalisation to span approximately   something terrible happened ÐÂÔÂÖ±²¥“ Charlie got
                                              75% of his right antebrachium.  The team   very sick. We were extremely worried but
                                              discussed with Charlie's owners his ongoing   the RVC team was very kind and that gave
                                              options: continuing with management of his   us hope, despite the severity of CharlieÐÂÔÂÖ±²¥™s
                                              extensive wound or limb amputation. Given   condition. He had plasma exchange therapy
                                              that Charlie could ambulate and, out of a   twice over three days and the staff worked
                                              desire to salvage the limb, it was decided to   incredibly hard to manage CharlieÐÂÔÂÖ±²¥™s wounds.
                                              proceed with wound management.       ÐÂÔÂÖ±²¥œBy  mid-January  this  year,  Charlie  was
                                               Initially  Charlie  underwent  general  back to being his energetic, boisterous
           Charlie's leg                      anaesthesia several times for wet to   and enthusiastic self and his appetite had
                                              dry bandage application but due to   fully  returned. The  wound  on  his  leg  took
            Charlie  was  hospitalised at the Queen   improvements  in  the  appearance  of  the   several months to fully heal and our local
          Mother Hospital for  Animals (QMHA) for   wound, a vacuum dressing was applied   vets were also invaluable at managing that.
          almost  two  weeks  before  returning  home   while under general anaesthetic six days   Our local practice, which managed CharlieÐÂÔÂÖ±²¥™s
          and making a good recovery thanks to the   after admission.            leg wound for many months, with so much
          collaboration between the RVC team and   Subsequent dressing changes under   kindness and care, is Oaks Veterinary
          his referring vet practice.         sedation were performed and the wound   Centre in Birmingham."
            As  there  are  no  confirmatory  tests  for   continued to heal well. By discharge, there
          CRGV, diagnosis was made on the basis   was a healthy granulation bed and the edges
          of  compatible clinical  signs and  excluding   of the wound were starting to epithelialise.
          other causes of acute kidney injury and
          thrombocytopenia. While skin biopsies can   After discharge
          be helpful in the diagnosis, they do not   The  referring  vet  practice  continued  the
          always confirm the disease, even in animals   wound management following discharge,
          who have it.                        changing CharlieÐÂÔÂÖ±²¥™s bandage regularly.  As
                                              Charlie's wound cultures revealed multidrug
          Plasma exchange and wound           resistant bacteria, the team was advised to     Charlie back home
          management                          barrier nurse him and keep him away from
          Charlie underwent two cycles of membrane-  their other patients.
                                                                                        For small animal referrals, please call:
                                                                                       01707 666399
                                                                                        Email:
                                                                                       qmhreception@rvc.ac.uk

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