The reason for the delay in menstruation and what...

How to treat delayed menstruation

the cause may be stress or low body weight or excessive exercising which cause disturbance in the hormones and to treat this problem you should avoid stress or excessive exercising and you should eat enough calories and the cause may be polycystic ovary which is treated with metformin and clomiphene and the cause may be increase or decrease in thyroid hormones and in case of decrease thyroid hormones it is treated with levothyroxine and in case of high thyroid hormones it is treated by methimazole

how to diagnose delayed menstruation

you should be assessed by the gynecologist to evaluate the symptoms and signs present and you should have pregnancy test done to exclude preggnancy  and level of estrogen in the blood can be obtained to exclude decrease in its value and thyroid function test can be done to exclude disturbance and abdominal ultrasonpgraphy to exclude the presence of polycystic ovary

what are the causes of delayed menstruation

low estrogen level
polycystic ovarian disease
thyroid gland disease

what are the symptoms associating delayed menstruation

abdominal pain
back pain
in low estrogen there will be hot flushes in the face

advice

you should follow up with the gynecologist to evaluate the case and provide treatment