The basic difference between a theory and a hypothesis is that a hypothesis is a tentative, or possible, explanation for some observation, while a theory is an explanation that is supported by a large body of evidence2^{2}â2ââstart superscript, 2, end superscript.
XIAFLEX should be injected into the cord by a healthcare provider who is experienced in injection procedures of the hand and treating people with Dupuytrenâs contracture. XIAFLEX helps âbreakâ the cord that is causing the ï¬ nger to be bent.
In this fusion technique, the vertebrae are reached through an incision in the patients back (posterior). The PLIF procedure involves three basic steps: Pre-operative planning and templating. Before the surgery, the surgeon uses MRI and CAT scans to determine what size implant(s) the patient needs.