Symptom Information: Sort according to HPO 

1
(HPO:0001324) Muscle weakness Very frequent [IBIS] 7616539 IBIS 859 / 7739
2
(HPO:0002151) Increased serum lactate Very frequent [IBIS] 7616539 IBIS 92 / 7739
3
(HPO:0003128) Lactic acidosis Very frequent [IBIS] 7616539 IBIS 116 / 7739
4
(HPO:0003198) Myopathy Very frequent [IBIS] 2384736 IBIS 151 / 7739
5
(HPO:0003546) Exercise intolerance Very frequent [IBIS] 7616539 IBIS 62 / 7739
6
(HPO:0003737) Mitochondrial myopathy Very frequent [IBIS] 2384736 IBIS 18 / 7739
7
(HPO:0008306) Abnormal iron deposition in mitochondria Very frequent [IBIS] 21165651 IBIS 2 / 7739
8
(OMIM) Decreased muscle succinate dehydrogenase Very frequent [IBIS] 21165651 IBIS 1 / 7739
9
(OMIM) Decreased muscle mitochondrial aconitase Very frequent [IBIS] 21165651 IBIS 1 / 7739
10
(OMIM) Disproportionate work-related increase in blood lactate and pyruvate Very frequent [IBIS] 7616539 IBIS 1 / 7739
11
(HPO:0003738) Exercise-induced myalgia Very frequent [IBIS] 7616539 IBIS 19 / 7739
12
(HPO:0200125) Mitochondrial respiratory chain defects Very frequent [IBIS] 20206689 IBIS 6 / 7739
13
(HPO:0001924) Sideroblastic anemia 18304497 IBIS 12 / 7739
14
(HPO:0001962) Palpitations 7616539 IBIS 62 / 7739
15
(HPO:0002094) Dyspnea 7616539 IBIS 132 / 7739
16
(HPO:0002913) Myoglobinuria 7616539 IBIS 22 / 7739
17
(HPO:0003201) Rhabdomyolysis 18304497 IBIS 27 / 7739
18
(HPO:0003236) Elevated serum creatine phosphokinase 20206689 IBIS 214 / 7739
19
(HPO:0003394) Muscle cramps 21165651 IBIS 106 / 7739
20
(HPO:0003548) Subsarcolemmal accumulations of abnormally shaped mitochondria 20206689 IBIS 9 / 7739
21
(HPO:0008314) Decreased activity of mitochondrial complex II 1918374 IBIS 7 / 7739
22
(HPO:0011923) Decreased activity of mitochondrial complex I 8254022 IBIS 35 / 7739
23
(HPO:0011924) Decreased activity of mitochondrial complex III 8254022 IBIS 22 / 7739
24
(HPO:0012240) Increased intramyocellular lipid droplets 18296749 IBIS 7 / 7739
25
(OMIM) Premature exertional muscle weakness 7616539 IBIS 1 / 7739
26
(OMIM) Muscles become hard and tender during exercise 20206689 IBIS 1 / 7739
27
(OMIM) Abnormal mitochondria in skeletal muscle biopsy 20206689 IBIS 1 / 7739
28
(OMIM) Low maximal oxygen uptake on exercise testing 18304497 IBIS 1 / 7739
29
(HPO:0001649) Tachycardia 18304497 IBIS 53 / 7739
30
(HPO:0003542) Increased serum pyruvate 7616539 IBIS 18 / 7739
31
(HPO:0008316) Abnormal mitochondria in muscle tissue 20206689 IBIS 5 / 7739
32
(HPO:0008981) Calf muscle hypertrophy 23943793 IBIS 28 / 7739
33
(IBIS) Elevated plasma fibroblast growth factor 21 23943793 IBIS 1 / 7739