If a pregnant patient has panic attacks, it may be due to abnormal thyroid function, such as hyperthyroidism or hypothyroidism, which may lead to panic attacks. In addition, some pregnant women may have anemia, which may lead to tachycardia, and the patient may feel panic and palpitations, and some may have chest tightness and chest pain. In addition, some pregnant women may be more stressed after pregnancy and often suffer from insomnia and anxiety, which may also cause this kind of panic and palpitation. It is considered to be triggered by cardiac neurosis and disturbance of plant nerve function regulation. In addition, it is also possible that the patient may have perinatal cardiomyopathy or myocarditis, which may also cause panic attacks.