- Chronic, progressive, nodular pulmonary disease involving diffuse deposition of coal dust in the lungs.
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- A diffuse, interstitial pulmonary fibrosis resulting from inhalation of asbestos.
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- A chronic systemic degenerative disease characterized by inflammation of the connective tissues and manifested primarily in and around peripheral joints.
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- A chronic degenerative disease process occurring primarily in the hips and knees and characterized by deterioration of the joint cartilage, formation of new bone in subchondral areas and joint margins, and joint hypertrophy.
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- An acute inflammation of the appendix.
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