Cerebral blood flow tomography Transverse section Coronal Sagittal
Cerebral blood flow tomography Transverse section Coronal Sagittal
部黔 Normal cerebral blood flow tomogram
Normal cerebral blood flow tomogram
Clinical application Ischemic cerebral vascular diseases TIA:Transient ischemic attacks Cerebral infarction ·Epilepsy 。Dementia ·Brain tumor ·Brain function,etc
• Ischemic cerebral vascular diseases TIA: Transient ischemic attacks Cerebral infarction • Epilepsy • Dementia • Brain tumor • Brain function ,etc Clinical application
TIA Diagnostic positive rate was relative with period of disease 。 Positive rate was higher within 2 month of disease
TIA • Diagnostic positive rate was relative with period of disease • Positive rate was higher within 2 month of disease
TIA rCBF>23ml/ rCBF<23ml/1 rCBF<8ml/ 100g/min 00g/min 100g/min asymptomatic appear ischemic Occur cerebral structural ischemic symptom change (functional threshold Structure threshold SPECT CT、SPECT abnormal abnormal Normal≥50ml
rCBF>23ml/ 100g/min asymptomatic ischemic rCBF<23ml/1 00g/min appear ischemic symptom (functional threshold） SPECT abnormal rCBF<8ml/ 100g/min Occur cerebral structural change （Structure threshold） CT、SPECT abnormal Normal50ml