Chuck is an amateur carpenter and DIY weekend warrior. During my efforts to upgrade my unfinished basement, I wanted an alternative to the typical acoustic tile drop ceiling or drywall ceiling. Fred told me of his tentative plans to paint his open basement ceiling dark brown. After some research, I decided to go with a light color to keep a more open feeling. Airless spraying seemed the only viable option to achieve this, and Fred offered me the use of his Wagner Airless Sprayer.
Congenital causes of pulmonary artery aneurysms and pseudoaneurysms include deficiency of the vessel wall, valvular and postvalvular stenosis, and increased flow due to left to right shunts. Increased hemodynamic shear stresses (Fig.
An aneurysm is an abnormal widening or ballooning of a part of an artery due to weakness in the wall of the blood vessel. It is not clear exactly what causes aneurysms. Some aneurysms are present at birth (congenital). Defects in some parts of the artery wall may be a cause. Common locations for aneurysms include: 1  Major artery from the heart (the aorta) 2  Brain (cerebral aneurysm)  Behind the knee in the leg (popliteal artery aneurysm)