An experienced neurologist could make a diagnosis for Alzheimer’s Disease based solely on comparison of a patient’s MRIs to the thousands of Alzheimer’s Disease patients' MRIs that that are available through a national database.

Question

An experienced neurologist could make a diagnosis for Alzheimer’s Disease based solely on comparison of a patient’s MRIs to the thousands of Alzheimer’s Disease patients' MRIs that that are available through a national database.

BlackTom AI · Accepted Answer

Consider the claim about diagnosing Alzheimer’s Disease by simply comparing a patient’s MRIs to a national database of thousands of AD MRIs.
Option 1: True. This would assert that MRI comparison alone is sufficient for a definitive diagnosis. In practice, though, Alzheimer’s diagnosis relies on a combination of clinical evaluation, cognitive testing, patient history, and often biomarker information. MRI pattern recognition can support suspicion or help ruling out other conditions, but it is not considered definitive on its own. Therefore this option overlooks the essential diagnostic steps that accompany imaging data.
Option 2: False. This statement correctly challenges the notion that MRI comparison alone yields a reliable diagnosis. The human brain shows variability across individuals, disease stages, and comorbidities, making sole reliance on structural MRI patterns insufficient for a conclusive diagnosis. Clinicians integrate neurological examination findings, progression of symptoms, and, when available, additional data such as cerebrospinal fluid biomarkers or PET imaging to strengthen diagnostic confidence. Relying exclusively on a database match ignores these crucial clinical and biological factors.
Option 1 reappears if someone thinks machine matching to a large set of images can substitute for a full workup, but this neglects standard medical practice and the limits of imaging in isolation. Option 2 addresses these gaps by emphasizing comprehensive assessment beyond imaging alone. The core misconception in the True statement is assuming imaging equals diagnosis without context, while the False framing acknowledges the need for corroborating information from multiple sources.
In summary, the key idea is that MRI data can inform and support but not independently establish an Alzheimer’s diagnosis; a multidimensional evaluation is required to reach a reliable conclusion.

01:146:447:01 CLINICAL NEUROBIO CN F25 Exam 3

An experienced neurologist could make a diagnosis for Alzheimer’s Disease based solely on comparison of a patient’s MRIs to the thousands of Alzheimer’s Disease patients' MRIs that that are available through a national database.

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