es                                                                                                     Absent                 0   Not numerous: \<0 myotubes per HPF (00x)                                                                     0                         Moderately numerous: 0-0 myotubes per HPF (00x)                                                              0                         Numerous: \>0 myotubes per HPF (00x)                                                                         0                                                                                                                                                                Young m