An environmental cause can include a drug, alcohol or a disease the mother has that can increase the chance for the baby to be born with a birth defect. An agent that can cause a birth defect is known as a teratogen. Multifactorial birth defects are caused by a combination of genes and environmental exposures.
National Rescues. Lyme Disease May Cause Sudden Aggression in Dogs Written by Betsy Sommers of. Peppertree Rescue, Albany, NY, USA. 28th May 2004: We recently had a very strange event that I think we should share around the rescue community. A Young (~2 years) Lab mix, male, came into our program with a questionable background.
Symptoms of Lyme disease may come and go, vary from mild to severe, and mimic other conditions. In many dogs, the signs may not appear for several months after infection. In severe cases, dogs may also develop heart disease, central nervous system disorders, or fatal kidney disease. Diagnosis/Treatment So letâs talk about the good news.