My mother is 53 yrs old and and having hypothyroidsim, she is mainly suffers with malaise and breathing difficult when she walks for some distance or climbs steps. When I visited a endocrinologist for thyroid related issue, she suggested me to go for 2d echo and ECG in which reports are showing normal but endocrinologist told some changes are there in ECG. So kindly requesting and cradilgost to check my mom ECG report attached here and suggest me.Thanks in advance