postpoliomyelitis muscular atrophy (PPMA) /-pō′lē- ōmī′əlī″tis/ [L, post, after; Gk, polios, gray, myelos, marrow, itis, inflammation; L, musculus + Gk, a, not, trophe, nourishment] , a recurrence of muscular weakness and other neuromuscular symptoms in people who recovered from acute paralytic polio many years earlier. The condition may or may not affect the same muscles that were damaged in the earlier polio attack.
