Are choroid plexus cysts dangerous on ultrasound?

The article is expertly consulted by Master, Resident, Specialist I Trinh Le Hong Minh - Radiologist - Radiology Department - Vinmec Central Park International General Hospital.

Choroidal plexus cysts can be seen on one or both ventricles on ultrasound with varying sizes. Usually bilateral choroidal plexus cysts cause serious complications such as: obstructive hydrocephalus; ventricular cyst; subacute intraventricular hemorrhage...

Choroidal plexus cyst is a small fluid-filled structure in the choroid of the lateral ventricles of the fetal brain. The incidence of choroidal plexus cysts is identified in the range of 1 to 2% of fetuses during the second trimester.
Choroidal plexus cysts can be seen on one or both ventricles on ultrasound with different sizes.
According to the study, the diagnosis is confirmed when the diameter of choroid cyst:
At least 2.5mm in the screening period from 13 to 21 weeks of age At least 2mm in the period from 22 to 38 weeks of age This will help avoid Confusion around choroidal plexus echo is not uniform as cyst. Therefore, pregnant women need to perform ultrasound, full examination to detect abnormalities early.
The main causes of choroidal plexus cysts include:
Trisomy 18 Trisomy 21 Klinefelter and Aicard syndrome

Is choroid plexus cyst dangerous on ultrasound? Accordingly, when diagnosed with choroidal plexus cyst on ultrasound, usually the complications of bilateral choroid plexus cyst are quite serious such as:
Obstructive hydrocephalus; Ventricular cyst; Subacute intraventricular hemorrhage Cystoid intracranial lesions,... Choroid plexus cysts usually disappear at 26-28 weeks, but if choroidal plexus cysts are detected, ultrasound screening for fetal malformations is needed to rule out fetal malformations. other abnormalities.

When detecting fetus with bilateral choroidal plexus cyst, abnormal structure, pregnant woman's age over 32 or serological screening for abnormal results, pregnant women need regular and close monitoring. Usually, when detecting choroid plexus cysts on ultrasound, the doctor often assigns the following additional methods to confirm the diagnosis and have the right treatment:
Amniocentesis : When there are abnormalities or the fetus high risk with trisomy 18. Pregnancy ultrasound as prescribed by a doctor: To ensure the health of mother and baby, perform antenatal care on time and follow the advice of doctors.

At Vinmec International General Hospital, there is a package maternity service as a solution to help pregnant women feel secure because of the companionship of the medical team throughout the pregnancy. When choosing Maternity Package, pregnant women can:
The pregnancy process is monitored by a team of qualified doctors Regular check-up, early detection of abnormalities Maternity package helps to facilitate the process. Birth process Newborns receive comprehensive care Before taking a job at Vinmec Central Park International General Hospital, the position of Doctor of Imaging Department since February 2018, Doctor Trinh Le Hong Minh used to work. resident doctor of imaging department at hospitals: Cho Ray, University of Medicine and Pharmacy, Oncology, People's Gia Dinh, Trung Vuong... from 2012-2015. Officially worked at Cho Ray Hospital from 2015-2016, City International Hospital from 2016-2018.

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