New page: ====Description==== Acquired or congenital obstruction to the caudal vena cava affecting venous return to the right side of the heart. The venous obstruction causes increased pressure wi...
====Description====

Acquired or congenital obstruction to the caudal vena cava affecting venous return to the right side of the heart. The venous obstruction causes increased pressure within the Liver allowing for fluid and protein to leak out of the hepatic sinusoids into the surrounding areas.

====Signalment====

'''Dogs:''' Young dogs under two years old; Male>Female

'''Cats:''' No reported cases


====Diagnosis====

=====History & Clinical Signs=====

-Ascites (with modified transudate)

-Hepatomegaly

-Lethargy

-Abdominal Distension & Pain

-Anorexia


=====Laboratory Findings=====

-Modified Transudate (fluid from ascites)

-Elevated Liver Enzymes (biochemistry)

-Stress Leukogram (complete blood count)


=====Radiography=====

-Ascites

-Enlarged Caudal Vena Cava


=====Electrocardiography (ECG)=====

-Indication of right atrial enlargement (Tall P waves)


=====Echocardiography=====

-Visualization of an obstruction +/-


=====Abdominal Ultrasound=====

-Ascites

-Hepatomegaly

-Enlarged Hepatic Veins


=====Angiography=====

-Visualize blood flow


====Treatment====

-Sugary (indicated for some cases, but very risky)

Medical Treatment:

-Abdominocentesis

-Furosemide

-Ace Inhibitor (e.g. enalapril)


====Prognosis====
-Excellent with an experienced surgeon

-Poor with medical treatment


[[Category:Venous_Pathology]][[Category:To_Do_-_Cardiovascular]]
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