Inhalation of crystalline silicon dioxide, or free silica, has caused serious lung disease in
workers for more than 5,000 years [Harley and Vallyathan, 1996]. The link between silica …

Occupational exposure is an important risk factor for chronic obstructive pulmonary disease
(COPD), and silica dust is one of the most important occupational respiratory toxins …

Silica refers to the compound SiO2, which can be found as amorphous or in a variety of
crystalline forms. The most common crystalline form is quartz, one of the most abundant …

Pneumoconiosis, the term used in this monograph to denote reaction in the lung to inhaled
dust, remains one of the classical problems in occupational safety and health. Silicosis is a …

Despite silica dust exposure being one of the earliest recognized causes of lung disease,
Australia, USA, Israel, Turkey and other countries around the world have recently …

s ilicosis is a fibrotic lung disease that results from exposure to crystalline silica. Rooted in
antiquity, silicosis had its highest human toll in the Industrial Age. It remains, however, a …

Abstract Silicosis, caused by inhaling dust containing free crystalline silica, typically has a
chronic course, with the numbers of silicosis patients declining globally. Much rarer are the …

The effects of silicosis, the chronic fibrosing disease of the lungs produced by prolonged and
extensive exposure to free crystalline silica, have been recognized for centuries. Pulmonary …

Background: A secondary spontaneous pneumothorax is a complication of an underlying
pulmonary disease. In recent years, there have been only a few scattered reports of patients …

Pulmonary silicosis usually is characterized by typical hyalinized, concentric nodules as
seen under the microscope and in the corresponding roentgenogram. In the case of three …