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Predictors of hospital outcome in patients with cerebral venous thrombosis
Pat Korathanakhun1, Pornchai Sathirapanya1, Sarayut Lucien Geater1
1Department of Internal Medicine, Faculty of Medicine, Prince of Songkla University, Hat Yai, Songkhla, Thailand.
Insights
Focal neurologic deficits and severe disability on admission predict poor outcomes in Thai cerebral venous thrombosis (CVT) patients. However, seizures may indicate a lower risk of dependency or death in CVT cases.
Area of Science:
- Neurology
- Vascular Neurology
- Epidemiology
Background:
- Cerebral venous thrombosis (CVT) studies in Thailand are limited.
- Understanding CVT's clinical features, risk factors, and outcomes in Thai populations is crucial.
Purpose of the Study:
- To identify predictors of hospital outcomes in Thai patients diagnosed with CVT.
- To analyze factors influencing dependency or death post-CVT.
Main Methods:
- Retrospective study of 90 CVT patients at Songklanagarind Hospital (2002-2013).
- Data collected included demographics, clinical presentations, associated factors, neuroimaging, treatment, and outcomes.
- Univariate and multivariate logistic regression analyzed outcome predictors.
Main Results:
- Common presentations: focal neurologic deficits (36.7%), seizures (33.3%), cavernous sinus syndrome (32.2%).
- Associated conditions: infections (30.0%), cancer (11.1%). Intracranial hemorrhage occurred in 36.7%.
- 52.2% had poor outcomes (mRS 3-6). Independent predictors of poor outcomes were focal neurologic deficit (OR 14.26) and admission mRS 3-5 (OR 35.26). Seizures predicted better outcomes (OR 0.19).
Conclusions:
- Focal neurologic deficit and severe disability at admission are key predictors of poor outcomes in Thai CVT patients.
- Seizures may be associated with a lower incidence of dependency or death.
- Thai CVT patients exhibit a higher prevalence of cavernous sinus syndrome and sinonasal/intracranial infections.
Background:
The studies regarding clinical presentations, risk factors, and outcomes of cerebral venous thrombosis (CVT) in Thai people are scarce. This study aims to identify predictors of hospital outcomes among the Thai patients with CVT.
Methods:
Patients diagnosed with CVT in Songklanagarind Hospital from January 2002 to December 2013 were identified from computerized medical record system. Demographic data, clinical presentations, associated factors, method of neuroimaging studies and results, treatment, and hospital outcomes were presented by descriptive statistics. Predictors of hospital outcomes were analyzed by both univariate and multivariate logistic regression analysis.
Results:
There were 90 patients with a diagnosis of CVT. The mean age (± standard deviation) was 41.22 (± 17.13) years (range, 15-80). The common clinical presentations were focal neurologic deficits (36.7%), seizure (33.3%), and cavernous sinus syndrome (32.2%). The common associated conditions were intracranial or paracranial infections (30.0%) and cancer (11.1%). Intracranial hemorrhage was found in 33 patients (36.7%). Forty-seven patients (52.2%) were dependent or death (Modified Rankin Scale [mRS], 3-6) on hospital discharge. Eleven patients (12.2%) were dead, of which 7 cases (7.78%) were CVT-related deaths. The independent predictors of dependency or death (mRS, 3-6) identified by multivariate logistic regression analysis were focal neurologic (odds ratio [OR], 14.26; 95% confidence interval [CI], 2.28-89.04; P = .001), mRS score of 3-5 on admission (OR, 35.26; 95% CI, 7.30-170.42; P = .000), and seizure (OR, .19; 95% CI, .03-1.02; P = .037).
Conclusions:
Focal neurologic deficit and severely disabled patients (mRS, 3-5) on admission were independent predictors of dependency or death in CVT patients. However, seizure predicted the lower incidence of dependency or death. The characteristic findings of CVT among Thai patients were the higher incidence of cavernous sinus syndrome and rhinosinal or intracranial infection.
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