The following information may help to address your question:
Abdominal pain, nausea, vomiting, and diarrhea
Nervous system symptoms (e.g., numbness, tingling of hands and feet, and weakness)
Lung irritation and edema
Brain dysfunction (e.g., memory loss)
Weakened or malformed bones
Pregnancy loss or preterm labor
For further information on testing for heavy metal poisoning, visit the following link to Lab Tests Online, a Web site developed by the American Society of Clinical Laboratory Science.