The author: Professor Yasser Metwally
http://yassermetwally.com
INTRODUCTION
March 3, 2013 — Neuroimaging is nothing but how "neuropathology and neuroanatomy" are approached clinically by neurologists and neurosurgeons through radiological films. Neuroimaging from the neuropathological and neuroanatomical perspectives is how gross pathology and anatomy are demonstrated radiologically. Without having a good idea of neuropathology and neuroanatomy it is not possible at all to understand neuroimaging.
Neuroimaging and neuropathology share common perspectives in medicine. In no field is this more evident than in the diagnosis and study of nervous system pathology: radiology and pathology are anatomically oriented specialties that depend primarily on structural changes to diagnose disease. Both specialties are broadening their perspectives of morphology to demonstrate metabolism, as with functional imaging in radiology and with immunocytochemical markers in anatomical pathology. Pathologists thus regard their radiologic counterparts as colleagues with similar morphologic approaches to diagnosis, despite the different tools used. In no discipline is this companionship more strongly felt than in the respective subspecialties that focus on disorders of the nervous system.
Neuropathologists understand, acknowledge, and admire the numerous contributions by neuroimaging in defining many neurological disorders. Neuroimaging enable us to diagnose gross pathology during life. Neuropathologists usually must wait until autopsy to demonstrate tissue changes, but surgical specimens are becoming increasingly more frequent, for example, with the advent of epilepsy surgery.
Neuroradiologists and neuropathologists have a mutual need for collaboration. Radiologists need tissue confirmation to fully understand the significance of images seen, and pathologists’ findings need to be relevant to diagnoses that often rest initially with the neurologist/neuroradiologist, and provide insight into pathogenesis through unique tissue examinations.
The current publication is a compilation of all topics published under the category of radiological pathology. The publication is composed of 746 pages that can be viewed online, downloaded and printed. Its main theme is how the MRI signal and the CT scan density are affected by the gross and the histopathology of the various CNS lesions and the impact of this on the radiological diagnosis of the patients.
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Lecture 1. View topic online…Topic of the month: Issues in radiological pathology
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References
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Metwally, MYM: Textbook of neuroimaging, A CD-ROM publication, (Metwally, MYM editor) yassermetwally.com corporation, version 14.1 January 2013 [Click to have a look at the home page]