Occuational Lung Disease

Question 1

Prevalence of abostosis in US

Answer 1

65k

Question 2

Prevalence of mesothelioma in US

Answer 2

19 k

Question 3

Prevalence of lung cancer with asbostos exposure

Answer 3

55k

Question 4

why is there an under estimation of occupational dz in the us?

Answer 4

clinical findings are similar to those without occupational dz
long latency period from exposure to sx/dx
not enough occupational personel to help dx
under reporting by bystander exposure (family members exposed or in the neighborhood)

Question 5

pathophysiology of occupational lung dz

Answer 5

direction irritation leads to excessive mucus secretion, cough, hyperreactivity, dyspnea, pulmonary edema and pneumoitis
dust particles retained in the lungs; fibrotic or granulamatous response. can be latent 10-20 years
hypersensativity pneuomonitis: antigen triggers abnormal immune system response; occupational asthma