Lymphadenopathy
Hilar Adenopathy - http://lifeinthefastlane.com/resources/hilar-adenopathy-ddx/
Hilar enlargement on chest x-ray - http://lifeinthefastlane.com/resources/hilar-enlargement-on-chest-x-ray/
Pediatric Lymphadenopathy - http://www.foamem.com/2012/10/26/lymphadenopathy/
Specific diseases or interesting case studies Zoster as a cause of generalized lymphadenopathy - http://lifeinthefastlane.com/ccc/varicella-zoster/
Sore throat differential - http://lifeinthefastlane.com/resources/sore-throat-ddx/
Lemierre's Syndrome - http://lifeinthefastlane.com/ccc/lemierres-syndrome/
Superior Vena Cava (SVC) Obstruction - http://lifeinthefastlane.com/ccc/superior-vena-cava-svc-obstruction/
Cat Scratch Disease - http://pedemmorsels.com/cat-scratch-disease/