Does bOLD signal in the motor cortex show a correlation with the blood volume of brain tumors?
We concluded that the peritumoral perfusion was reduced resulting due to a tumor aspirating perfusion (steal phenomenon).
Depression and sleep disorders are very common co-morbidities among COPD patients and significantly reduce activities and HRQOL among these patients. Depression, but not sleep disorder, is an independent risk factor for exacerbations and hospitalization among COPD patients.