 More commonly, the inflammatory response to these foreign objects causes granulation tissue to form in the capillary beds, resulting in vasculitis, and, when it occurs in the pulmonary capillary bed, potentially pulmonary talcosis.Hitting arteries and nerves is dangerous, painful, and presents its own similar spectrum of problems.The injection of talc from crushed pills has been associated with pulmonary talcosis in intravenous drug users.