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Lifespan and Causes of Death in the Irish Wolfhound - Vetsuisse ...

Lifespan and Causes of Death in the Irish Wolfhound - Vetsuisse ...

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It is <strong>in</strong>terest<strong>in</strong>g to notice that even though <strong>the</strong>y are usually considered sighthounds,<br />

<strong>Irish</strong> <strong>Wolfhound</strong>s <strong>in</strong> this study had values similar to non-sighthound breeds ra<strong>the</strong>r<br />

than Greyhounds, which are rout<strong>in</strong>ely used as a reference for all sighthound breeds.<br />

The only significant difference was <strong>the</strong> platelet count, which was lower than <strong>the</strong><br />

values found <strong>in</strong> non-sighthounds, but higher than <strong>the</strong> values reported <strong>in</strong> Greyhounds.<br />

The authors suggest thus that Greyhound reference values should not be used for<br />

<strong>Irish</strong> <strong>Wolfhound</strong> blood (Clark <strong>and</strong> Parry 1997). However, it should also be po<strong>in</strong>ted out<br />

that <strong>the</strong> relatively low number <strong>of</strong> dogs as well as <strong>the</strong> geographic isolation <strong>of</strong> <strong>the</strong><br />

population might have had an effect on <strong>the</strong>se results.<br />

3.13.2 Blood Pressure<br />

Blood pressure reference values were established <strong>in</strong> n=158 non-sedated <strong>Irish</strong><br />

<strong>Wolfhound</strong>s <strong>of</strong> normal body condition score that had passed a cl<strong>in</strong>ical cardiovascular<br />

exam<strong>in</strong>ation <strong>and</strong> an electrocardiogram <strong>and</strong> whose cl<strong>in</strong>ical history as given by <strong>the</strong><br />

owner did not <strong>in</strong>dicate any signs <strong>of</strong> cardiovascular disease (Bright <strong>and</strong> Dent<strong>in</strong>o 2002).<br />

Measures were taken repeatedly at <strong>the</strong> coccygeal artery, us<strong>in</strong>g <strong>the</strong> oscillometric<br />

technique. Mean systolic pressure was found to be 116.0 mm Hg, mean diastolic<br />

pressure was 69.2 mm HG, <strong>and</strong> mean arterial pressure was 87.8 mm Hg. There was<br />

no significant difference <strong>in</strong> systolic blood pressure between st<strong>and</strong><strong>in</strong>g <strong>and</strong> recumbent<br />

<strong>Wolfhound</strong>s, but diastolic pressure was slightly, yet significantly lower <strong>in</strong> st<strong>and</strong><strong>in</strong>g<br />

animals as compared to animals <strong>in</strong> lateral recumbency.<br />

A highly significant effect (P24 months old), with older animals hav<strong>in</strong>g a tendency to have<br />

<strong>in</strong>creased blood pressure with<strong>in</strong> this cohort. However, no such correlation was found<br />

<strong>in</strong> animals

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