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[The transient ischemic attack, between diagnosis and treatment]
1Clinica de neurologie, Universitatea de Medicină şi Farmacie Iaşi.
Insights
Transient ischemic attacks (TIAs) are often caused by high blood pressure and abnormal blood lipids. The "multiple defect theory" explains over 30% of TIAs, with transcranial Doppler aiding diagnosis, especially in younger individuals.
Area of Science:
- Neurology
- Cerebrovascular Medicine
- Diagnostic Imaging
Context:
- Transient ischemic attacks (TIAs) represent a critical warning sign for stroke.
- Understanding the underlying causes and risk factors is crucial for effective prevention and management.
- Cerebral circulation disorders require detailed etiological investigation.
Purpose:
- To analyze the causes and contributing factors of transient ischemic attacks (TIAs) in a cohort of 161 patients.
- To evaluate the diagnostic and prognostic utility of transcranial Doppler (TCD) in TIA cases.
- To investigate the applicability of the "multiple defect theory" in explaining TIA etiology.
Summary:
- Arterial hypertension and dyslipidemias were identified as major contributing factors, accounting for 70% of potential causes in TIA patients.
- The "multiple defect theory" was found to explain the etiology in over 30% of cases.
- Transcranial Doppler (TCD) demonstrated significant importance in the diagnosis and prognosis of TIAs, particularly in younger patient populations.
Impact:
- Highlights the predominant role of hypertension and dyslipidemia in TIA pathogenesis.
- Emphasizes the "multiple defect theory" as a significant etiological framework for TIAs.
- Underscores the value of transcranial Doppler in the clinical management and risk stratification of TIA patients, especially in young adults.
Abstract:
The transient ischemic attack (TIA) in cerebral circulation in 161 patients is studied. The causes and favouring factors are analysed, arterial hypertension and dyslipidemias representing 70% of the factors that might be incriminated in the physiopathology of TIAs. The paraclinical and therapeutic results demonstrate that in over 30% of the cases the etiology could be explained by "the multiple defect theory", the importance of transcranial Doppler in the diagnosis and prognosis of TIA, especially in the young patients, being underlined.