Alcohol -- Teratogenic Agent: There is strong evidence to indicate that exposure to Alcohol during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure and the stage of pregnancy that the exposure occurred at.
Autoimmune diseases: A group of disorders in which the primary cause is the an inflammatory reaction caused by the body's own immune system attacking tissues
Mercury -- Teratogenic Agent: There is strong evidence to indicate that exposure to Mercury during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the stage of pregnancy that the exposure occurred at.
Obal syndrome: The association of eye problems with severe malnutrition. The condition occurred frequently in soldiers, prisoners of war and people in concentration camps.
Porphyria: A group of disorders characterized by excess production of porphyrin or its precursors which affects the skin and/or nervous system.
Possible human carcinogenic exposure -- Lead: Some evidence indicates that exposure to Lead has a possible link to an increased risk of developing cancer in humans. The carcinogenicity of the substance may be influenced by the duration and level of exposure.
Tingling: Tingling, prickling, or pins-and-needles sensations
Vitamin B12 Deficiency: A deficiency of Vitamin B12 primarily causes anemias the body is unable to make sufficient quantities of normal red blood cells. Severe cases can lead to permanent nervous system problems. The vitamin B12 deficiency can result from absorption problems, insufficient dietary intake, certain medications (e.g. metformin), inherited conditions (e.g. transcobalamin deficiency) and certain chronic parasitic intestinal infestations.
Wernicke-Korsakoff syndrome: A rare degenerative brain disorder caused by thiamine (Vitamin B1) deficiency. Chronic alcoholics are prone to this condition.