When an ovarian cyst is found at 7 weeks of pregnancy, treatment will need to be decided based on the nature and size of the cyst. If it is benign, there is usually no special treatment. If it is malignant, it will require prompt surgical treatment. Surgery is also needed if there is a twisted or ruptured ovarian cyst. Ovarian cysts are found in 7 weeks of pregnancy, this kind is most likely to be ovarian luteinized cysts, which is a kind of physiological ovarian cysts. It usually increases in size during the first 3 months of pregnancy, but will slowly shrink and become smaller afterwards. This kind of cyst will not affect the development of the embryo. No special treatment is needed. Ovarian cysts during pregnancy do not require special treatment if they do not rupture or torsion, etc. The general rule is to have regular ultrasounds to check for changes in the cysts. If the ovarian cyst is large, it can be treated surgically after 12 weeks of pregnancy. During pregnancy, if the cyst ruptures, twists and other emergencies occur, the pregnant woman will have sudden and severe abdominal pain, which requires prompt surgical treatment. Having an ovarian cyst at 7 weeks of pregnancy requires a suitable treatment plan based on the nature and size of the cyst and on the advice of the doctor.