Which of the following radiographic characteristics are present on this CT?

Hydrocephalus Subarachnoid hemorrhage Intraventricular hemorrhage All of the above

What is the suspected source of the subarachnoid hemorrhage?

ACA aneurysm rupture MCA aneurysm rupture Posterior circulation aneurysm rupture Perimesencephalic hemorrhage

With continued fevers of unknown origin, what would your next step in management be?

Consult Infectious Disease for workup Removal of EVD Removal and insertion of new EVD Initiation of IV antibiotics Trial of intraventricular antibiotics Trial of intraventricular irrigation

With these CSF findings, what would your next step in management be?

Continue current IV antibiotic regimen Modification of IV antibiotic regimen Removal of EVD Removal and insertion of new EVD Trial of intraventricular antibiotics Trial of intraventricular irrigation

With these CSF culture findings, what would your next step in management be?

Repeat CSF culture to R/O contamination Initiate IV antibiotics New EVD; IV antibiotics New EVD; IV + intraventricular antibiotics New EVD; IV atbx; intraventricular irrigation

What is the mortality rate for cerebral ventriculitis?

0-10% 10-30% 30-50% 30-70% 70-100%

With this recent MRI, what would your next step in management be?

Continue current IV antibiotics New EVD; ∆ IV antibiotic regimen New EVD; continue IV antibiotics New EVD; IV + intraventricular antibiotics New EVD; IV atbx; intraventricular irrigation

What would your next step in management be?

Continue current IV antibiotics New EVD; ∆ IV antibiotic regimen New EVD; continue IV antibiotics New EVD; IV + intraventricular antibiotics New EVD; IV atbx; intraventricular irrigation