This issue continues to confuse the courts and counsel as a recent article indicates. "Differential Diagnosis - The Unknown Matters: Admissibility of Differential Diagnosis Opinions in the Context of Idiopathic Conditions" discusses decisions in which "idiopathic" has been considered a proper endpoint for a differential diagnosis. That is flat out wrong since "idiopathic" has nothing whatsoever to do with a diagnosis or with differential diagnosis. [More]

Clinical Methodology is the Differential Diagnostic process. This leads to a determination of the Actual Medical Condition which is producing the patient’s physical complaints. Causation Methodology is an entirely separate entity which asks: “What led to this condition?” Attorneys, defense and plaintiff, and the Courts, need to understand this critical distinction. [More]