The appearance of a stripe on the back may be caused by obesity lines, stretch marks and other disease factors.
1. Obesity lines: a stripe on the patient’s back may be caused by obesity lines, the cause of which may be related to the weakening of skin elasticity, hormones and other reasons. The patient will appear local stripes, the initial color of the stripes is reddish, later turned white, often in the inner femur (inner thighs), buttocks and the back of the waist.
2. Stretch marks: a kind of pathologic skin changes appearing in the process of pregnancy. The etiology may be related to skin tension changes, hormonal changes and other factors. In the early stage of patients, they are localized as purple or pink stripes, and in the later stage, they are white linear scar-like stripes, which are mostly found on the abdomen, chest and buttocks, and may also appear on the back waist.
The cause of a stripe on the back is not unique, and patients are advised to seek timely medical treatment and relevant examinations to clarify the cause.