There are more reasons for black shadow in the uterus, which may be caused by intrauterine residue, intrauterine fluid accumulation, intrauterine space-occupying lesions and so on.
1. Intrauterine residue: the endometrium shed during menstruation, and the metaplasia tissue left in the uterine cavity after abortion may cause the uterine cavity to appear black shadow image performance.
2. Fluid accumulation in the uterine cavity: endometritis leading to endometrial fluid exudation, blood accumulation in the uterine cavity during menstruation, and blood accumulation around the pregnant egg after the fertilized egg has been deposited, etc., which may also cause the above symptoms.
3. Intrauterine space-occupying lesions: some space-occupying lesions in the uterine cavity, such as uterine fibroids, endometrial polyps, adenomyomas, etc., may also make the uterine cavity appear black shadows in the image manifestation.
Black shadow in the uterus may also have other causes, it is recommended to consult a doctor in a timely manner, improve the relevant examination, under the guidance of a professional doctor to clarify the cause of the disease, and actively targeted treatment, do not miss the condition.