COMPLICATIONS ASSOCIATED WITH PROVOCATIVE DISCOGRAPHY Because of its nonspecific features, the diagnosis of discogenic pain is not easily made by clinical means alone. Useful tools in the search for the…
DEFINITION Transforaminal injections are injections delivered into an intervertebral foramen of the vertebral column. The target is typically the spinal that lies in the foramen. When used for diagnostic purposes,…
DEFINITION AND SCOPE The relevant anatomy and technique for superior hypogastric and ganglion impar blocks have been well described, but only limited observational data point to the usefulness of these…
SOME BACKGROUND ON RISK A more complete understanding of risk necessarily flows from the development of an accurate definition of the term risk. One dictionary definition of risk is “possibility…
Levels of evidence: Ia, evidence from meta-analysis; III, evidence from well-designed, nonexperimental descriptive studies such as comparative studies or case reports; IV, expert opinion.Table modified from Neal JM. Ultrasound-guided regional…
DEFINITION AND SCOPE Neurolytic celiac plexus block (NCPB) is a therapeutic analgesic technique predominantly employed in the management of patients suffering from visceral pain due to intra-abdominal malignancies. The block…
DEFINITION OF THE PROBLEM Complications related to continuous perineural local anesthetic infusion can take many forms, which in turn may occur during various stages of patient care. The major stages…
HISTORICAL OVERVIEW Since RA was introduced at the turn of the 20th century, its use has been subject to large waves of enthusiastic and supported practice, followed by periods of…
Chapter 79 Dysrhythmias Donald M. Yealy and Joshua M. Kosowsky The term dysrhythmia denotes any abnormality in cardiac rhythm. In this chapter, we review dysrhythmias outside the context of cardiac…
