Relationship of brain imaging with radionuclides and with x-ray computed tomography
Because of high sensitivity and specificity for altered local cerebral structure, x-ray computed tomography (CT) is the preferred initial diagnostic imaging study under most circumstances when cerebral disease is suspected. CT has no competitor for detecting fresh intracerebral hemorrhage. Radionuclide imaging (RN) scan is preferred when relative perfusion is to be assessed, in patients allergic to contrast media, and when an adequate CT study is not technically possible. (RN) plays an important complementary role to CT, especially for patients suspected of subacute or chronic subdura hematoma, cerebral infarction, arteriovenous malformations, meningitis, encephalitis, normal pressure hydrocephalus, or when CT findings are inconclusive. When CT is not available, RN serves as a good screening study for suspected cerebral tumor, infection, recent infarction, arteriovenous malformation, and chronic subdural hematoma. Future improvement in radionuclide imaging by means of emission composition potential. The compound plating approacl threshold for all the investigated transistors and fast neutron spectra lies within the raal. The value of the potential slightly changes with the coordinate change in this region, i.e. the charge on a collecting electrode is not practically guided up to a certain moment of time during the movement of nonequilibrium carriers.
- Research Organization:
- California Univ., Los Angeles (USA). School of Medicine
- DOE Contract Number:
- AC03-76SF00012
- OSTI ID:
- 5896144
- Report Number(s):
- UCLA-12-1290; ON: DE82002306; TRN: 82-001001
- Country of Publication:
- United States
- Language:
- English
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COMPUTERIZED TOMOGRAPHY
COMPARATIVE EVALUATIONS
SCINTISCANNING
BRAIN
DIAGNOSIS
HEMORRHAGE
INJURIES
NEOPLASMS
VASCULAR DISEASES
BODY
CENTRAL NERVOUS SYSTEM
COUNTING TECHNIQUES
DIAGNOSTIC TECHNIQUES
DISEASES
NERVOUS SYSTEM
ORGANS
PATHOLOGICAL CHANGES
RADIOISOTOPE SCANNING
SYMPTOMS
TOMOGRAPHY
550601* - Medicine- Unsealed Radionuclides in Diagnostics
550602 - Medicine- External Radiation in Diagnostics- (1980-)