Right adnexal hypodense shadow may be benign or malignant, and it needs to be based on relevant manifestations and pathological examination to make accurate judgment. Right adnexal hypodense shadow is an imaging sign, right adnexa mainly refers to the right ovary and the right fallopian tube, hypodense shadow may be inflammatory masses of ovary and fallopian tube, benign tumors, malignant tumors and so on. In order to clarify the nature of the hypodense shadow, it needs to be combined with its related manifestations, such as whether the boundary of the mass is clear, whether there is pressure and pain in the mass, etc. Usually, it also needs to improve the blood routine, tumor markers and other blood tests. For example, inflammatory masses may show increased white blood cell count and pressure pain; tumor factors may show unclear borders, abnormal tumor markers, and normal white blood cell count. When tumor factor is suspected, further pathological examination is needed, based on histopathological biopsy results, in order to make the correct judgment of benign and malignant. If you find low-density shadow on the right side of the adnexa, you should consult the doctor in time and follow the doctor’s instructions.