Regulation 50 Powers of medical appeal tribunal upon determining the question referredI1

may proceed to determine any diagnosis or recrudescence question which arises in connection therewith and any disablement question which arises in consequence thereof and where a decision on any such question has been given by an adjudicating medical authority, may confirm, reverse or vary that decision; and

if it is determined that the disease is a recrudescence of an attack to which an earlier decision of an adjudicating medical authority or a medical appeal tribunal relates, may proceed to review that earlier decision under the provisions of section 47(4) of the Administration Act.