Abstract:Fragmented QRS complex (fQRS) is an indicator of abnormal ventricular depolarization. In clinical practice, it has been found in patients with primary hypertension (PH). However, there is few studies about the relationship between fQRS and PH at present, and it is not very clear about the harmfulness of fQRS and its association with PH. Exploring and revealing the relationship between them helps to understand the value of fQRS on evaluating the prognosis of PH. It guides clinical practice and draws clinicians attention to fQRS. This paper mainly summarizes the latest research advances in the relationship between fQRS and PH.