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An epidural hematoma is often the result of a blow to the temporal region of the skull that involves:

The therapist performs a collimator size check daily on the linac that is capable of delivering 3D, IMRT and SBRT treatments.  What is the tolerance of this spot check?

A patient with an intracranial pressure monitor has a measured ICP of 40 and an MAP of 90. What is the CPP?

All of the following are symptoms of left hemispheric ischemic stroke, except:

A patient presents following a head injury. He had a brief (less than five minute) loss of consciousness at onset. Currently he is opening his eyes spontaneously and following commands, but is slightly disoriented when asked to state the year. His brain injury is best described as:

Patients with a subarachnoid hemorrhage will usually present with the worst headache of their life, _______, and hypoxia.

What is the accepted tolerance for the accuracy of the ODI at isocenter for non-IMRT procedures?

The Monro-Kellie doctrine describes the contents of the cranial vault as:

You are caring for a patient who has sustained a significant head injury. During a routine neurologic assessment, you pay close attention to the patient’s GCS. During the examination, you note that the previous GCS score was 13 and now it is 9. Based on this finding, you might suspect which of the following?

You are doing morning quality checks on the linear accelerator that delivers 3D, IMRT and SBRT treatments.  One of the lasers measure 1.8mm off from where it should be.  The other 2 lasers are accurate.  You look through the daily schedule to determine what types of treatments are scheduled for the day.  There are only 3D and IMRT treatments for the day, but tomorrow there is also one SBRT treatment scheduled.  How do you proceed to ensure safe treatments are delivered?