OBJECTIVES Post-obstructive pulmonary edema is thought to occur from hemodynamic changes secondary to forced inspiration against the closed airway due to acute or chronic airway obstruction. We report a case of a 13 month-old boy who developed pulmonary edema from aspirated foreign body, nuts. METHODS He underwent emergency bronchoscopy to confirm the clinical diagnosis of aspirated nuts in t...

Coronary heart disease (CHD) is the leading cause of death worldwide. The basis for developing CHD is the onset and progression of atherosclerosis caused by abnormal lipoprotein metabolism and uncontrolled cycles of inflammation and oxidative stress. Risk factors for the manifestation of atherosclerosis and consequent development of CHD remain to be hypertension, poor dietary habits, hyperchole...

We describe a procedure which may be helpful to any disorganized carpenter who has a mixed pile of bolts and nuts and wants to nd the corresponding pairs of bolts and nuts. The procedure uses our (and the carpenter's) ability to construct e ciently highly expanding graphs. The problem considered is given a collection of n bolts of distinct widths and n nuts such that there is a 1-1 corresponden...