Peritonitis in horses: Not all cases have an obvious cause

By | April 25, 2019

Peritonitis should live considered inwards horses that exhibit a fever Peritonitis inwards horses: Not all cases accept an obvious cause

Peritonitis should live considered inwards horses that exhibit a fever, signs of colic as well as lethargy, according to researchers.

Peritonitis is inflammation of the peritoneum, the tissue that lines the inner wall of the abdomen as well as covers as well as supports nearly of the abdominal organs.

In horses, peritonitis is nearly ofttimes seen equally a secondary complication to injuries involving the abdominal cavity, rupture of the bowel or abdominal surgery.

Left untreated, it tin flame Pb to blood poisoning, organ failure as well as death.

It is ofttimes associated amongst prolonged antibiotic handling as well as in that place is a guarded prognosis for survival.

However, non all cases of peritonitis inwards horses accept a known underlying cause.

Swedish researchers enjoin idiopathic peritonitis – that is, peritonitis of unknown travail – is normally identified inwards their country.

In contrast to peritonitis linked to traumatic incidents, affected horses seem to reply good to medical treatment.

Emma Odelros as well as her colleagues gear upwards out to pull the clinical signs, laboratory findings, bacterial civilization results, handling programs as well as survival rates for horses diagnosed amongst idiopathic peritonitis.

The study team, whose findings are reported inwards the magazine Acta Veterinaria Scandinavica, got the medical records of 130 horses diagnosed amongst idiopathic peritonitis. Diagnosis was based on abnormal peritoneal fluid as well as other tests.

Eighty-three share of the horses had presented amongst a fever, 80% were lethargic, 68% had lost their appetite as well as 51% were showing signs of abdominal pain.

Microbial cultures were performed inwards 84% of the cases, of which 41% were positive – a effect non also far removed from similar testing inwards humans amongst septic peritonitis.

The nearly normally recovered bacteria were species of Actinobacillus, cultured from 21% of the submitted samples.

All horses received antimicrobial therapy.

In the middle of the study period, a novel handling protocol for idiopathic peritonitis was implemented at the contributing hospitals, using only penicillin.

If the Equus caballus showed signs of high levels of endotoxins inwards the blood, or did non reply to handling inside 24 hours, the handling regimen was extended to include gentamicin or trimethoprim-sulphadiazine.

Treatment amongst penicillin equally the only antibiotic was used inwards 36% of the horses, amongst 91% of them responding really well.

In the end, 43 were treated amongst penicillin alone, 76 amongst a combination of penicillin as well as gentamicin, v amongst penicillin as well as trimethoprim-sulphadiazine, four amongst penicillin, gentamicin as well as trimethoprim-sulphadiazine, as well as ii amongst a combination of penicillin, gentamicin as well as metronidazole.

Survival until discharge was 94%. Long-term follow-up was available for 93 of the 122 horses discharged from hospital. It was constitute that xc of them – 97% – had survived more than 12 months after discharge.

The discharged horses did non seem to live at increased direct chances of suffering from hereafter colic episodes, compared to horses previously treated medically for diverse other colic types.

Discussing their findings, the authors enjoin the means bacteria grapple to infect the peritoneum inwards such cases remains unknown, but the hit of bacteria identified inwards cultures pointed to the gut equally beingness the probable source.

They suspect the mucosal barrier inwards the intestine is probable to live temporarily compromised to only about extent, allowing temporary translocation of bacteria. Another possibility is parasite migration.

Peritonitis has also been diagnosed inwards horses after constitute to accept underlying non-strangulating intestinal infarctions caused past times the parasite Strongylus vulgaris.

“Idiopathic peritonitis is a illness that should live considered inwards horses presented amongst fever, signs of colic as well as lethargy,” they concluded.

Examination of the peritoneal fluid tin flame confirm the diagnosis as well as a bacterial civilization is helpful if the Equus caballus is non responding to initial treatment.

“Medical handling of idiopathic cases inwards this study was successful and, inwards Sweden, nearly infections reply to handling amongst penicillin equally the only antimicrobial.”

The study squad comprised Odelros as well as Anna Kendall, both from Mälaren Equine Clinic; as well as Ylva Hedberg-Alm as well as John Pringle, both amongst the Swedish University of Agricultural Sciences.

Idiopathic peritonitis inwards horses: a retrospective study of 130 cases inwards Sweden (2002–2017)
Emma Odelros, Anna Kendall, Ylva Hedberg-Alm as well as John Pringle
Acta Veterinaria Scandinavica 2019 61:18

The study, published nether a Creative Commons License, tin flame live read here.



Leave a Reply

Your email address will not be published. Required fields are marked *