Exaggerated blood pressure response to exercise or mental stress, small amounts of protein in the urine, and an impaired ability to process blood sugar are among several symptoms that can be signs.

• 因运动、心理压力增加而使得血压升高，或是尿液中含有少量蛋白质、处理血糖的能力受损等，也都是可视为前兆的并发症。