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Doctor insights on: Incidental Arachnoid Cyst

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Can Ovarian serous cystadenocarcinoma cyst resemble functional cyst on MRI?

Can Ovarian serous cystadenocarcinoma cyst resemble functional cyst on MRI?

No: A simple cyst has a very specific benign appearance, while a cystadenocarcinoma usually has characteristics that are pathognomonic for a complex mass. A benign hemorrhagic cyst may resemble a worrisome cystadenoca. If you are worried about an ovarian cyst, talk to your doctor. You can do an ultrasound in 4-6 weeks. If it is a cancer, it will not be the same size or have the same characteristics. ...Read more

Cyst (Definition)

A cyst is a structure or mass that consists of a cellular lined sac. It is typically filled with fluid but may be filled with solid material. It can be congenital, traumatic, or acquired. They may develop nearly anywhere in the body and usually require complete excision for eradication or they are likely to recur. Fluid filled sacs that are not cellular lined ...Read more


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Benign pineal gland cyst cause?

Benign pineal gland cyst cause?

Pineal gland cyst: Pineal gland cysts are not at all uncommon. As long as the mr is not showing any tumor characteristics which it sounds like is the case here here. These cysts can also cause obstructive hydrocephalus but they would have seen that on mri. ...Read more

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Can mural nodules in ovarian cyst be benign?

Can mural nodules in ovarian cyst be benign?

Can be benign: Ovarian cystic mural noduls could be benign - fibroadenomas, could have borderline potential and can be malignant. Carefull pathologic/ microscopic evaluation needed.Eva. ...Read more

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Might dermoid cyst be confused with corpus luteum on ultrasound?

Might dermoid cyst be confused with corpus luteum on ultrasound?

Not likely: Dermoid cysts have very interesting imaging characteristics based on their content of fat, hair, and frequently bone or teeth, corpus luteum cysts are much more routine and are cystic with surrounding hypervascularity. They may sometimes bleed and contain blood. They also tend to resolve after the period or later in pregnancy. ...Read more

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Can a cystic tumour be cancerous? 27cm septated ovarian cyst. Thanks

Can a cystic tumour be cancerous? 27cm septated ovarian cyst.  Thanks

Yes: It can. It would be helpful to know your age and history to comment further. Septated cysts are also a malignancy risk but there are septated benign tumors too. Do you mean 27 cm or 27 mm? The smaller one 27 mm is fairly low risk regardless; if you mean the larger (27 cm) the risk is correspondingly higher. I hope this helps, good wishes. ...Read more

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Is multi septate complex ovarian cyst malignant?

Is multi septate complex ovarian cyst malignant?

Possible: Most malignant ovarian cancers are complex and multilocular / multiseptate. But many benign ovarian cysts also present that way as well. The only way to know for sure is to biopsy or remove the cysts for pathologic evaluation. ...Read more

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Is septated cystic structure in ovary benign?

Is septated cystic structure in ovary benign?

Possible: An ovarian cyst can be benign but sometimes a septated cystic structure could mean cancer. See your doctor for further evaluation. ...Read more

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Multiple cysts from d1-d12, tarlov cysts, renal cysts one hemorragic, ovarian cysts...What can cause this?

Multiple cysts from d1-d12, tarlov cysts, renal cysts one hemorragic, ovarian cysts...What can cause this?

All different : Tarlov, renal and ovarian cysts are all different. None have any relationship with other. Each would require a visit to a different specialist for evaluation. ...Read more

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Incidental arachnoid cyst found in lt temporal fossa 4cm in diameter. Does arachnoid cyst have anything with limaprost, prostaglandin and nsaids?

Arachnoid cyst: No. Arachnoid cysts of the temporal fossa are common findings on MRI studies. They are congenital (from birth) and usually without symptoms. Medications do not cause arachnoid cysts to form. ...Read more

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Is an exophytic complex ovarian cysts serious?

Is an exophytic complex ovarian cysts serious?

Yes: Exophytic means there is growth on the outside of the cyst. Complex means there are different materials in the cyst or there are walls in the cyst. This raises the suspicion of malignancy. ...Read more

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Is a dermoid cyst cancerous?

Is a dermoid cyst cancerous?

Rarely: Please find out how the diagnosis was made. If the whole mass has been removed, you should be fine. ...Read more

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Difference between dermoid cyst and malignant tumor on ultrasound?

Difference between dermoid cyst and malignant tumor on ultrasound?

No dx on US: • A dermoid cyst is a teratoma presenting as a cystic structire containing an array of developmentally mature tissues.. It is usually benign, growing slowly. In rare instances squamous Ca found in the adult patient. While frequent in ovary other sites can be involved. Removal when inflammed, painful or growing. US can suggest complex cyst but Ca dx by path exam and PET scan. ...Read more

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mri found subcutaneous cystic [email protected] of coccyx,9mm,may represent sebaceous cyst? clinical correlation needed?it's immobile, do u thinkits sebaceous?

mri found subcutaneous cystic lump@lvl of coccyx,9mm,may represent sebaceous cyst? clinical correlation needed?it's immobile, do u thinkits sebaceous?

May be: It is not feasible to provide a meaningful opinion without examining you and your imaging studies. The doctor who ordered the MRI is in a better position to advise as s/he knows more about your health.
Wish you good health! ...Read more

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Can septated renal cyst become cancerous?

Can septated renal cyst become cancerous?

Unlikely: But you should keep track of it with Ultrasound once or twice about a year apart to check for any change in size...just to be sure. ...Read more

Dr. Alan Jacobs
99 doctors shared insights

Arachnoid Cyst (Definition)

Arachnoid cyst = collection of fluid within the arachnoid membrane - which covers the ...Read more