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Perilla Mint Toxicosis
ToxicologyBovineNew
Key Points
  • Perilla mint toxicosis is an acute interstitial pneumonia caused by ingestion of Perilla frutescens
    • The plant contains perilla ketone which is a potent pneumotoxin
  • Most commonly affects cows
  • Clinical signs include acute dyspnoea, tachypnoea, open-mouth breathing and a frothy nasal discharge
  • Diagnosis is based on the clinical presentation and presence of perilla mint in the environment
  • There is no specific cure so treatment is supportive
  • Prevention is based on good pasture management and providing adequate forage
Differential Diagnoses
  1. Acute Bovine Pulmonary Emphysema and Oedema (ABPEE)
  2. 4-Ipomeanol toxicosis
  3. Bovine lungworm (Dictyocaulus viviparus)
  4. Aspiration pneumonia
Overview
Aetiology
Clinical Signs
Diagnosis
Treatment
Prevention
Resources
Overview

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Aetiology

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Clinical Signs

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Diagnosis

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Treatment

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Prevention

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Resources

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Educational content only. This factsheet is for general veterinary education and is not a substitute for professional veterinary advice, diagnosis, or treatment. Not for use in an emergency — contact a veterinarian or emergency service. Full disclaimer →