Neurology: Case of the Month

Test Yourself — Patient 85

Posterior Cortical Atrophy

1. All of the following are common symptoms in posterior cortical atrophy EXCEPT:
   • [ A ] Acalculia
   • [ B ] Visual hallucinations
   • [ C ] Short-term memory problems
   • [ D ] Optic ataxia
   • [ E ] Transcortical sensory aphasia
2. Pathological findings of posterior cortical atrophy patients have included:
   • [ A ] Neurofibrillary tangles
   • [ B ] Spongiform changes
   • [ C ] Lewy bodies
   • [ D ] Subcortical gliosis
   • [ E ] All of the above
3. More atrophy is seen on brain MRI in all the following areas in posterior cortical atrophy (as compared to Alzheimer's disease) EXCEPT:
   • [ A ] Occipital lobes
   • [ B ] Posterior parietal lobes
   • [ C ] Posterior temporal lobes
   • [ D ] Hippocampus
   • [ E ] None of the above
4. There are specific studies recommending specific therapies for posterior cortical atrophy patients.
   • [ A ] True
   • [ B ] False
5. All of the following are true regarding posterior cortical atrophy EXCEPT:
   • [ A ] PCA is possibly a variant or precursor of Alzheimer's disease.
   • [ B ] Brain MRIs of PCA patients often show left more than right brain atrophy.
   • [ C ] Patients with PCA show good insight into their deficits.
   • [ D ] Posterior cortical atrophy has a younger average age of onset than Alzheimer's disease.
   • [ E ] Depression is more common in PCA patients than in Alzheimer's disease.

 

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