TY - JOUR T1 - How good at neurology are you? — Answers JF - Practical Neurology JO - Pract Neurol SP - 60 LP - 60 VL - 6 IS - 1 A2 - , Y1 - 2006/02/01 UR - http://pn.bmj.com/content/6/1/60.abstract N2 - The CT shows a defect in the left squamous temporal bone where the knife has penetrated, and a small sliver of bone lifted from the petrous temporal bone. There is opacity in the mastoid air cells due to blood. Not shown is a small temporal lobe haemorrhage. When you re-examine the patient you realise there is a knife entry point in front of her left ear. Only (1) is false. Tangier disease is named after an island in Chesapeake … ER -