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Doctor insights on: Surgery For Arachnoid Cyst In Temporal Lobe

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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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What can be done for a large arachnoid cyst in the right temporal lobe?

NO: Arachnoid cysts are usually benign and do not cause anysymptoms unless very large and traumatised. ...Read more

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What may a mild mass effect due to an arachnoid cyst in anterior temporal lobe cause behaviorally and cognitively, if anything?

Usually nothing: Often it is an incidental finding that had been there pretty much for life. Rarely, it may cause seizures and much less likely memory problems, etc. but in my experience, for the most part, nothing. ...Read more

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Could a 40mm arachnoid cyst in the right temporal lobe be responsible for changes in personality over a five year period (for an adult in 40's)?

Could a 40mm arachnoid cyst in the right temporal lobe be responsible for changes in personality over a five year period (for an adult in 40's)?

Hard to be sure, but: I think this is certainly a possibility. 40mm is a large cyst in an area of the brain that might affect personality. ...Read more

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Hubby fell after headspin.bp 150/100. ecg echo normal.mri of brain done normal one arachnoid cyst right temporal lobe and eeg normal.3rd day bp 133/91?

Now only concern: his blood pressure ( diastolic over 90 ) , unrelated to his injury he may have hypertension ( B P ) need to be monitored and take him back for follow up visit and blood pressure check up. ...Read more

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Arachnoid cyst left frontal lobe, what do I do?

Likely nothing: An arachnoid cyst is something that you were born with. In the vast majority of people it will never cause any problems. ...Read more

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Will removing arachnoid cyst -3cm-left temp lobe-from psych patient cause change in personality?

Why?: Why would the arachnoid cyst be removed? Arachnoid cysts usually aren't the cause of problems, they're found when doing a scan because of the problem, but are usually not the cause of the problem. Removing the cyst wouldn't be expected to benefit the psych problems or change personality. ...Read more

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I have a chiari 1 malformation, and an arachnoid cyst, how do I know if I am a candidate for surgery?

See a neurosurgeon: Depending on the location of the arachnoid cyst and the degree of cerebellar tonsilar ectopia from your chiari, you may well be a surgical candidate. Posterior fossa arachnoid cysts are a common cause of secondary chiari malformations(if the cyst is large enough to create increased pressure, it can push the bottom of the cerebellum through the foramen magnum, causing the chiari). See neurosurgeo. ...Read more

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Lobe (Definition)

1. A rounded projection, especially a rounded, projecting anatomical part. (for example, the lobe of an ear) 2. A subdivision of a bodily organ or part bounded by fissures, connective tissue, or other structural boundaries. (for example, a ...Read more


Dr. Alan Jacobs
91 doctors shared insights

Arachnoid Cyst (Definition)

An arachnoid cyst is a cyst (round-shaped, fluid-filled) formed during the development of the arachnoid, one of the three thin membranes coverings the brain and spinal cord. In some persons, such a ...Read more