In most of the acute exposure scenarios that lead to radiation sickness, the bulk of the radiation is external whole-body gamma, in which case the absorbed, equivalent and effective doses are all equal.
32.
The urine test is the most reliable test for arsenic exposure within the last few days . Urine testing needs to be done within 24 48 hours for an accurate analysis of an acute exposure.
33.
A dose of 5 Sv ( 5 Gy ) is considered approximately the LD 50 ( lethal dose for 50 % of exposed population ) for an acute exposure to radiation even with standard medical treatment.
34.
Acute exposure to cadmium fumes may cause flu-like symptoms including chills, fever, and muscle ache sometimes referred to as " the cadmium blues . " Symptoms may resolve after a week if there is no respiratory damage.
35.
Pulmonary emphysema can be induced in rats through acute exposure to sidestream tobacco smoke ( 30 cigarettes per day ) over a period of 45 days . Degranulation of mast cells contributing to lung damage has also been observed.
36.
Premature thelarche is distinct from neonatal breast hyperplasia ( see also witch's milk ), which is common in the first few months of life and is due to acute exposure to high levels of sex hormones like estrogen during pregnancy.
37.
An EPA study of workers exposed to the chemical between 1982 and 1990 found that " acute exposure exceeded EPA's level of concern " and has resulted in dozens of suspected cases of neurological disorders, vomiting and dizziness, the agency said.
38.
A study has shown that acute exposure ( 4 8 hours ) to calculated elemental mercury levels of 1.1 to 44 mg / m 3 resulted in chest pain, dyspnea, cough, hemoptysis, impairment of pulmonary function, and evidence of interstitial pneumonitis.
39.
"' Fish acute toxicity syndrome "'( FATS ) is a set of common chemical and functional responses in fish resulting from a short-term, acute exposure to a lethal concentration of a toxicant, a chemical or material that can produce an unfavorable effect in a living organism.
40.
Regarding occupational exposure to the raw concentrated chemical prior to addition in gasoline, it has been noted that acute exposures to high levels of MMT in its raw concentrated form, prior to addition in gasoline, have resulted in giddiness, headache, nausea, chest tightness, dyspnea and paresthesia.
