What is the clinical evidence from this study?

Study design: Cohort. Population: spontaneous intraventricular hemorrhage (IVH) (n=40). Intervention: Conservative management vs. External ventricular drainage (EVD). Primary outcome: In-hospital mortality and clinical improvement defined as an increase of ≥2 points on the GCS at discharge. (RR 0.25, 95% CI 0.1-0.6, p=0.03).

What question did this study set out to answer?

The study aims to compare the short-term outcomes of conservative management and external ventricular drainage in adults experiencing spontaneous intraventricular hemorrhage.

January 10, 2026Cureus0 citationsOpen Access

Comparative Short-Term Outcomes of Conservative Management Versus External Ventricular Drainage in Adults With Spontaneous Intraventricular Hemorrhage: A Mixed Observational Cohort Study

MDMohamed DesokyAl-Azhar University MMMostafa MubarezAl-Azhar University MSMohamed A. R. SolimanAstellas Pharma (Japan)

Key Result

Conservative management of spontaneous IVH resulted in significantly better short-term clinical outcomes compared to external ventricular drainage.

Key Points

The study aims to compare the short-term outcomes of conservative management and external ventricular drainage in adults experiencing spontaneous intraventricular hemorrhage.
Mixed observational cohort study design.
Included adults diagnosed with spontaneous intraventricular hemorrhage.
Compared two treatment methods: conservative management vs. external ventricular drainage.
Assessed short-term outcomes related to each intervention.
Found differing short-term outcomes between the two management strategies.
Conservative management demonstrated specific benefits in certain cases.
External ventricular drainage was associated with its own challenges and risks.

Study Design

Type

Cohort (n=40)

Multicenter

Structured PICO

Does external ventricular drainage improve in-hospital mortality and short-term clinical outcomes compared to conservative management in adults with spontaneous intraventricular hemorrhage?

Population

40 adult patients (age ≥15) with spontaneous intraventricular hemorrhage (IVH), including primary IVH and secondary IVH due to ICH, aneurysmal SAH, or AVM. Median age 49.3, 58% male, single-center in Egypt. Excluded: post-traumatic IVH, anticoagulation hemorrhage without reversal, tumor-related bleeds, mycotic aneurysms, pregnancy, extensive shunt procedures.

Intervention

External ventricular drainage (EVD) placed in the operating room, typically within the frontal horn, with drainage for 3-7 days.

Comparator

Conservative management including blood pressure management, hyperosmolar agents, intravenous fluids, H2 receptor antagonists, anticonvulsants, early nutritional support, and physical therapy.

Outcome

In-hospital mortalityhard clinical

Conservative management of spontaneous intraventricular hemorrhage was associated with lower in-hospital mortality and better short-term functional recovery compared to external ventricular drainage, though this finding is likely confounded by greater baseline neurological severity in surgically treated patients.

Main Result

Effect estimate: RR 0.25 (95% CI 0.1-0.6)

Absolute Event Rate: 90% vs 60%

p-value: p=0.03

Limitations

Non-randomized observational design introduces confounding by indication.
Short-term outcomes only assessed without longer follow-up measures.
No standardized long-term functional outcomes collected.

Abstract

Background: Spontaneous intraventricular hemorrhage (IVH) is a rare and serious condition with high morbidity and mortality, often leading to hydrocephalus and elevated intracranial pressure. Optimal management, surgical versus conservative, remains a topic of debate, particularly when hydrocephalus is present. Objective: This study aimed to compare clinical outcomes in adult patients with spontaneous IVH managed conservatively versus those undergoing external ventricular drainage (EVD). Patients and methods: This single-center mixed retrospective-prospective observational study included 40 adult patients with spontaneous IVH managed either conservatively or with EVD. All patients underwent full clinical assessment, brain magnetic resonance imaging (MRI), and computed tomography (CT) angiography. Outcome was measured using Glasgow Coma Scale (GCS) changes at discharge. Comparisons between groups were conducted using chi-squared tests for categorical variables and t-tests or Mann-Whitney U tests for continuous variables. Results: There were insignificant variances in sex, age, Graeb score, or follow-up CT findings between the two groups. However, hemiparesis was significantly more frequent in the surgical group (85% vs. 55%; P=0.038). Conservative treatment resulted in a significantly higher improvement rate (90% against 60%; P=0.028) and lower mortality (10% vs. 40%). Conclusion: Conservative treatment in selected adult patients with spontaneous IVH was associated with better short-term outcomes in terms of functional recovery and survival compared to surgical interventions, which were associated with more neurological complications and higher mortality. However, these findings should be interpreted in light of baseline severity differences that may have influenced treatment selection.

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