Reasons for excessive lead in children: attention should be paid to food, clothing, housing and transportation

Now more and more children are suffering from lead poisoning, which is related to their daily diet and life. There are great hidden dangers in our current food, clothing, housing and transportation. The harm of excessive lead in children is also very serious, which will cause damage to the nervous system, blood and digestive system.

1. Causes of excessive lead in children

"Clothing" - direct contact with lead-containing dyes, cosmetics, and accessories; occupational personnel pollute the home through lead dust clothing, such as traffic police, teachers, metal smelters, roadside workers, etc.;

"Food" - invades the human body through contaminated food and drinking water. Such as: popcorn, preserved eggs, puffed food, roadside barbecue, canned food, vegetables and fruits sprayed with pesticides, lead-containing tableware, etc.

"Residence" - home decoration, paint, coatings, electronic products, electroplating products, furniture, lead-containing appliances and handicrafts, etc.;

"Traffic" - automobile exhaust, industrial pollution, etc.

2. Hazards

1. Nervous system: irritability, hyperactivity, short attention span, aggressive behavior, slow reaction, drowsiness, movement disorders. Severe cases may include mania, delirium (a temporary neurological disorder characterized by confusion, bewilderment, incoherent speech, restlessness, agitation, and often delusions or hallucinations), visual impairment, and cranial nerve paralysis. When the blood lead level is around 1000 ug/L (4.826umol/L), symptoms of lead encephalopathy such as headache, vomiting, convulsions, coma, and even death may occur.

2. Digestive system: abdominal pain, constipation, diarrhea, nausea, vomiting, etc.

3. Blood system: microcytic hypochromic anemia, etc.

4. Cardiovascular system: hypertension and arrhythmia.

5. Urinary system: aminoaciduria, glucosuria, and hyperphosphaturia in the early stage; in the late stage, patients may experience symptoms of renal failure such as azotemia.