Mercury poisoning symptoms
Mercury poisoning often occurs with prolonged inhalation of its vapors and, more rarely, when the mercury ingested in the skin or gastrointestinal tract. Acute poisoning occurs rarely, with large concentrations of mercury vapor in the air. There are headache, weakness, nausea, vomiting, fever. When you delete a poisoned atmosphere, and taking the necessary measures, all phenomena quickly (4-5 days) disappear. In a few cases developed marked autonomic instability, asthenic feeling, sleep problems, shaking of hands and head.
In chronic poisoning, which occurs during long-term inhalation of even very small concentrations of mercury vapor, there is a general weakness, drowsiness, headache, malaise, emotional and vegetative lability, sweating, recurrent muscle cramps in gastrocnemius muscle.
While survey, reveals fine fingers’, eyelids, tongue tremor; persistent red dermographizm, the revival of tendon reflexes. Very often occur an increase in thyroid, dysfunction of sexual glands, dyspeptic disorders, stomatitis, and gingivitis.
In more severe poisoning against a growing background of these poisoning symptoms, develop significant psyche changes: depression, obsessive feelings, visual and auditory hallucinations. An organic neurological symptom is increased.
There appears coarse tremor, which becomes more intention and extends to the muscles of the limbs, head and torso (mercury labeled tremor). Facial and hypoglossal nerves paresis, nystagmus, anisoreflexia, spastic paresis are not uncommon.