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.
Lyme disease is caused by bacteria transmitted to humans via the bite of an infected tick or other blood-feeding insect. 7 to 10 days after an infected insectâs bite, the first stage of Lyme disease begins with flu-like symptoms such as fever, chills, swollen lymph nodes, headaches, fatigue, muscle aches and joint pain. Neurological complications most often occur in the second stage of Lyme disease.