A complex cystic mass with a reticular pattern of internal echoes also known as fishnet cobweb spiderweb or lacy appearance generally due to fibrin strands and or a solid appearing area with concave margins no internal flow at color doppler us and usually circumferential flow in the wall of the cyst 28 38.
Acr white paper ovarian cyst.
In the summer of 2015 under the supervision of the american college of radiology the ovarian adnexal reporting and data system o rads committee was formed with the purpose of creating a standardized lexicon for describing the imaging characteristics of ovarian and adnexal masses and applying it to a risk stratification and management system for evaluation of malignancy.
A unilocular cyst is not a simple cyst if it has internal echoes or small wall irregularities.
And corresponding white paper draft were submitted to additional acr stakeholders to gain input and feedback.
Managing incidental findings on abdominal ct jacr october 2011 relevant links.
Article pdf available in journal of the american college of.
A white paper of the acr ovarian adnexal reporting and data system committee.
What is the responsible use of information that nobody asked for fletcher and pignone 2008.
This work was performed under the auspices of the acr through its incidental findings committee ii.
Data from the international ovarian tumor.
Furthermore in our review of existing literature tables e3 e4 online we excluded investigations that assessed unilocular cysts but did not specify absence of internal echoes or that grouped simple cysts with other benign ovarian cysts 13 31 42.
Consensus was obtained iteratively after successive reviews and revisions.
This is an ongoing.
Follicular cysts of the ovary estrogen.
To provide general guidance for managing incidentally discovered masses with the understanding that specific patient care will vary depending on each individual s circumstances the clinical environment available resources and the judgment of the practitioner.
Functional cysts can produce hormones.
Sonographic features that are considered classic for a hemorrhagic ovarian cyst and that allow a confident diagnosis are.
Small cystic ovarian structures should be considered normal ovarian follicles unless the patient is pre pubertal post menopausal pregnant or the mean diameter is 3 cm see the 1 2 3 rule.
This paper summarizes the background objectives and process for developing 4 new white papers on adnexal vascular splenic nodal gallbladder and biliary incidental findings and ct and mri.
The ifc s consensus processes meet policy standards of the acr.
After completion of this process the algorithm and white paper were finalized.
This white paper does not comprehensively review the interpretation and management of cystic and solid massesintheovariesandparaovarianregionbutprovides generalguidanceformanagingcommonincidentalfind ings on ct and mri appreciating that individual care will vary depending on each patient s specific circum stances the clinical environment available resources and the judgment of practitioners.