Difference between revisions of "Equine Internal Medicine Q&A 17"

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|a1=Lateral view of the thorax demonstrates nodular lesions in the cranioventral lung fields. These lesions, some of which are cavitary, obscure the cardiac and caudal vena cava silhouette. <br><br>
 
|a1=Lateral view of the thorax demonstrates nodular lesions in the cranioventral lung fields. These lesions, some of which are cavitary, obscure the cardiac and caudal vena cava silhouette. <br><br>
 
Tracheobronchial lymphadenopathy is suggested by the elevation of the trachea.
 
Tracheobronchial lymphadenopathy is suggested by the elevation of the trachea.
|l1=
+
|l1= Rhodococcus equi#Diagnosis
 
|q2=What is the most likely aetiologic agent?
 
|q2=What is the most likely aetiologic agent?
 
|a2=
 
|a2=
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''Rhod. equi'' lives in faeces and soil and is resistant to most chemical and environmental conditions. The organism is found in the intestines of many normal mammals including horses. <br><br>
 
''Rhod. equi'' lives in faeces and soil and is resistant to most chemical and environmental conditions. The organism is found in the intestines of many normal mammals including horses. <br><br>
 
Foals are most often infected by inhalation of the organism from the soil or faeces of the animals, but ingestion or umbilical entry are also possible.
 
Foals are most often infected by inhalation of the organism from the soil or faeces of the animals, but ingestion or umbilical entry are also possible.
|l3=
+
|l3= Rhodococcus equi#Introduction
 
|q4=What is the recommended treatment?
 
|q4=What is the recommended treatment?
 
|a4=Treatment of ''Rhod. equi'' has been difficult due to the intracellular characteristics of the organism. <br><br>
 
|a4=Treatment of ''Rhod. equi'' has been difficult due to the intracellular characteristics of the organism. <br><br>
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Rifampin is synergistic with erythromycin and penetrates macrophages, neutrophils and caseous material readily.  
 
Rifampin is synergistic with erythromycin and penetrates macrophages, neutrophils and caseous material readily.  
 
*Rifampin is dosed at 5mg/kg p/o bid, although some clinicians use 10mg/kg p/o sid.
 
*Rifampin is dosed at 5mg/kg p/o bid, although some clinicians use 10mg/kg p/o sid.
|l4=Macrolides and Lincosamides
+
|l4=Rhodococcus equi#Treatment and Control
 
</FlashCard>
 
</FlashCard>
  

Latest revision as of 15:12, 8 July 2011


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A 10-week-old foal in good body condition showed signs of acute dyspnoea.


Question Answer Article
Describe the radiographic findings illustrated in the image. Link to Article
What is the most likely aetiologic agent? Link to Article
What is the source of the infection for the foal? Link to Article
What is the recommended treatment? Link to Article


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