Add a few squirts of mild dish soap. Scrub the patio with a long-handled scrub brush and the soapy water. Rinse the soap off with water from the garden hose. Cover plants, grass and landscaping around the concrete slab with plastic sheeting if it is still dirty or stained.
When pseudarthrosis is caused by or results in a positive sagittal-plane deformity, correction is essential. This can be accomplished by lengthening the anterior column, shortening the posterior column, or both. The anterior column can be extended by adding a structural interbody graft to the area of concern (Fig.
Atherosclerosis can cause narrowing of any of the arteries throughout the body. This narrowing or occlusion is called stenosis, and can occur in the arteries in the (the legs), or more infrequently in the arms. When it occurs in the legs and feet, it causes a disease known as lower extremity arterial occlusive disease.