Symptom Information: Sort according to HPO 

1
(HPO:0000508) Ptosis 459 / 7739
2
(HPO:0000602) Ophthalmoplegia 56 / 7739
3
(HPO:0001291) Abnormality of the cranial nerves 27 / 7739
4
(HPO:0001324) Muscle weakness 859 / 7739
5
(HPO:0008316) Abnormal mitochondria in muscle tissue 5 / 7739
6
(OMIM) Diffuse, low-density deep cerebral white material on CT 1 / 7739
7
(OMIM) Abnormal mitochondria on muscle biopsy 1 / 7739