Addison's disease is a very rare hormonal disorder of the
It has been diagnosed in both European and
American Leonbergers. It is serious and can lead to death if
However, if diagnosed correctly, it can be very
successfully managed with medication. Affected dogs often have
periodic vomiting and diarrhea, lethargy, exercise intolerance,
and weight loss.
Symptoms come on gradually and become worse with
time, but in general it becomes drastic in 3 to 4 weeks time. It
can be definitively diagnosed with blood tests.
The Leonberger Club of America is involved with on-going research
into finding the cause of Addison's Disease.