Chapter 4 out of 5: posterior fossa mass lesions! After implementing the Brain Trauma Foundation surgical guidelines on epidural hematoma, acute subdural hematoma, and traumatic parenchymal lesions, now it is time for posterior fossa mass lesions. As usual, I take my “three-step-approach”: Step 1: the original text-version of the guideline’s recommendations Step 2: create a flowchart [caption id="attachment_1188" align="aligncenter" width="687" caption="(click to enlarge)"][/caption] Step 3: convert into an app! More screenshots are available from DigitalNeurosurgeon.com Pieter Kubben Information Technology editor Surgical Neurology International