Is the rapid FEV ( 1 ) decline in chronic obstructive pulmonary disease associated with predominant emphysema : a longitudinal study?
The rapid decline in lung function may be identified by the presence of emphysema at HRCT or increased RV in patients with a long smoking history.
Vitamin D deficiency is common in patients with epilepsy on antiepileptic drugs. Monitoring of vitamin D should be considered as part of the routine management of patients with epilepsy.