OBjEcT Failed solid bony fusion, or pseudarthrosis, is a well-known complication of lumbar arthrodesis. Recent ad-. vances in radiographic technology, biologics, instrumentation, surgical technique, and understanding of the local biology. have all aided in the prevention and treatment of pseudarthrosis.
Definition of duff. 1  1 : a boiled or steamed pudding often containing dried fruit. 2  2 : the partly decayed organic matter on the forest floor. 3  3 : fine coal : slack.
Official Photos Â». Haylie Duff was born on February 19, 1985 in Houston, Texas, USA as Haylie Katherine Duff. She is an actress and producer, known for Napoleon Dynamite (2004), Material Girls (2006) and The Real Girl's Kitchen (2014).See full bio Â».Haylie Katherine Duff.aylie Duff was born on February 19, 1985 in Houston, Texas, USA as Haylie Katherine Duff.