Heavy Metals Flashcards
Lead poisoning
Plumbism/Saturnism
Sources of Lead
Canned goods, Automobile exhaust
Wine glasses, Old pipes, Cables
Paints, Jewelry, Toys
Acute poisoning of Lead
Acute abdominal colic and CNS changes
Chronic Toxicity of Lead
Peripheral neuropathy (Wrist drop)
Anorexia
Anemia
Weight Loss
Tremor
Treatment of Lead Poisoning
Mild: Oral succimer
Severe: EDTA (+ BAL for encephalitis)
Penicillamine
S/S of Pb poisoning
Pb encephalopathy
Hemolytic Anemia
Abdomical Colic
Elevated Liver Enzymes
Pb palsy - wrist/foot drop
Milky vomitus
Black stools
Fanconi-like syndrome ( proteinuria- hematuria)
Cadmium Toxicity
Itai-Itai Disease
Sources of Cadmium
Anti-dandruff Shampoos, Smoke & stink bamboos, solder (metal alloys)
Signs and Symptoms of Cd Poisoning
Osteomalacia, Fractures. Renal Abnormalities, Gait disturbances
Treatment for Cad Toxicity
EDTA + Glutathione
Mercury Poisoning
Minamata Disease - Consumption of fish
MOA of Mercury toxicity
Coagulation of protein by binding to -SH groups
S/S of Mercury Poisoning
Erethism - Behavioral changes
Acrodynia
Gingivitis
Treatment of Mercury poisoning
Acute: BAL, Unithiol, Succimer
Chronic: Na formaldehyde sulfoxylate
Arsenic
Lewisite Metal
Used of Arsenic
Chemical Warfare Agent
Manufacture of insecticides and glasswares
Choice of professional poisoners
Arsenic