Researchers have found an association between air pollution exposure and a rare type of bleeding within the brain.
An aneurysmal subarachnoid hemorrhage, or aSAH, can damage brain tissue enough to leave patients paralyzed or in a coma or cause death.
Neurosurgeon Robert Rennert led a retrospective study of 70 patients treated at the University of Utah Hospital for aSAH over a 5-year period. Utah’s Wasatch Front is often beset with high levels of fine particulate pollution (PM2.5) during wintertime inversions…