Methods: Chest CT scans and pulmonary function tests were ... Conclusions: The extent of pulmonary emphysema significantly correlated with reduced bone density. Our study suggested that COPD ...

This is in stark contrast to the recent study in the journal Radiology suggesting smoking cannabis is more likely to cause emphysema than tobacco. In that study, chest CT scans revealed higher ...

"The new element to the model is taking information from 3D CT scans showing lung volume and ... with more advanced complications, such as emphysema. "The study demonstrated in an independent ...