 [ Symptoms ] what is atropic with marked cortical thinning mean [ Disease ] i am sorry that i really can not give you an answer to this because i am not sure what type of test result you are referring to however as with any test the best person to consult about the results is the health care provider who ordered the test a person is individual medical history plays such a key role in interpreting test results that it is dicey to try doing it in a forum like this one what is normal for one person with one health history may be abnormal for another person with a different health history if your health care provider can not explain the test results in an understandable way do not hesitate to tell them so you have a right to understand the test results so keep asking questions until you are satisfied you grasp what is going on take care