What are the symptoms of excessive lead in children

If children have excessive lead levels, the harm is relatively large. At this time, parents will often find that their children cannot concentrate enough and have memory loss. Their academic performance will decline. Children are prone to ADHD, irritability, and sometimes bad temper. In addition, it is easy to cause some reading difficulties or reading disorders. If similar situations occur, you must go to the hospital for examination in time.

What are the symptoms of excessive lead in children

1. Poor concentration, memory loss, poor academic performance, and hyperactivity.

2. He doesn't listen to adults, forgets things when reading, has declining eyesight and slow reaction.

3. He has difficulties in mathematics and reading, is not good at expressing himself and making friends, and has difficulty communicating with teachers and adults.

4. I have low energy, love to doze off, and my mood is very unstable.

5. I often feel dizzy, have headaches, feel irritable, attack objects around me, and often get motion sickness.

6. The complexion is poor, and the height and weight increase slowly.

7. Loss of appetite and bad breath. He is picky about food, likes the smell of gasoline, and likes to bite foreign objects (fingers, nails, toys).

8. There are a lot of caries, and in severe cases, there are black lines on the gums.

9. The immune system is low, and people often catch colds and fevers. Once they are sick, they are prone to coughing and having high fevers over and over again.

10. Frequent stomach pain, which does not last long each time, and frequent constipation or diarrhea, or alternating constipation and diarrhea.

What is the standard for excessive lead in babies?

The globally recognized diagnosis and classification of childhood lead poisoning is mainly based on blood lead levels, which are divided into five levels:

Level 1: Blood lead ≤99 micrograms/liter, relatively safe.

Level 2: Blood lead level is 100-199 μg/L, hemoglobin metabolism is affected, and nerve conduction velocity decreases.

Level 3: Blood lead level is 200-499 micrograms/liter. The metabolism of iron, zinc and calcium is affected, resulting in calcium deficiency, iron deficiency, zinc deficiency and hemoglobin synthesis disorder, causing symptoms such as low immunity, learning difficulties, inattention, decreased IQ or physical growth retardation.

Level 4: Blood lead 500-699 micrograms/liter, with symptoms of poisoning such as changeable personality, irritability, hyperactivity, aggressive behavior, movement disorders, decreased vision and hearing, unexplained abdominal pain, anemia and arrhythmia.

Level 5: Blood lead ≥700 micrograms/liter, which can lead to renal damage, lead encephalopathy and even death.