Clinical findings in 34 patients with RBILD

Epidemiology
Mean age at diagnosis (range)	39.3 yrs (22 to 65 yrs)
Male: female ratio	20:14
Mean pack-years cigarette smoking (range)	34.0 pk-yrs (0* to 80 pk-yrs)
Symptoms
Dyspnea	70.6 percent
Cough	50.0 percent
Chest pain	14.7 percent
Asymptomatic	11.8 percent
Signs
Clubbing	5.9 percent
Crackles	41.1 percent
Chest radiographs
Reticular and nodular opacities	67.6 percent
Normal	20.6 percent

* One non-smoker with occupational exposure to solder flux fumes was reported by Moon et al.

Data summarized from Myers, et al. Am Rev Respir Dis 1987; Yousem, et al. Mayo Clin Proc 1989; and Moon, et al. Thorax 1999.

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