Factors Associated With Ventriculoperitoneal Shunt Placement in Patients With Cryptococcal Meningitis

Area of Science:

• Infectious Diseases
• Neurosurgery
• Critical Care Medicine

Background:

• Increased intracranial pressure (ICP) is a significant complication of cryptococcal meningitis (CM).
• The factors influencing the need for permanent ventriculoperitoneal (VP) shunt placement in CM patients are not well understood.
• Effective management of ICP is crucial for improving outcomes in CM.

Purpose of the Study:

• To identify predictors of permanent ventriculoperitoneal (VP) shunt placement in patients diagnosed with cryptococcal meningitis (CM).
• To characterize patient factors associated with the need for shunting in CM.
• To inform earlier and more targeted interventions for managing increased ICP in CM.

Main Methods:

• Retrospective cohort study of patients with CM from 1996-2015.
• Comparison of patient characteristics between those who received a VP shunt and those who did not.
• Stepwise logistic regression analysis to determine predictors of shunt placement.

Main Results:

• Of 257 CM patients, 17.1% received a VP shunt.
• Predictors for shunting included baseline opening pressure >30 cm H2O (OR, 9.4), normal host status (OR, 6.3), and hydrocephalus (OR, 4.9).
• Younger age (OR, 0.96) and male gender (OR, 0.18) were associated with decreased odds of shunting.

Conclusions:

• Identifying factors at CM diagnosis can predict the need for VP shunting.
• Earlier identification of patients requiring shunts may lead to more aggressive treatment strategies.
• This approach has the potential to improve outcomes for patients with increased ICP due to CM.