TY - JOUR T1 - Ring enhancing lesion on CT scan: metastases or a brain abscess? JF - Emergency Medicine Journal JO - Emerg Med J SP - 706 LP - 706 DO - 10.1136/emj.2006.041913 VL - 24 IS - 10 AU - Anil K Agarwal AU - Ranjna Garg AU - Mary Simon Y1 - 2007/10/01 UR - http://emj.bmj.com/content/24/10/706.abstract N2 - A 28-year-old man presented to eye casualty with left orbital headache. The physical examination was normal but fundoscopy showed left sided papilloedema. There were no features indicative of infection/sepsis, and no history of primary malignancy. Blood … ER -