title: Index of suspicion: case 1: intermittent swelling and arm pain for 2 years in an adolescent girl. Case 2: tender nodule in left mastoid area of a7-year-old girl.
authors: Department of Pediatrics, Lincoln Medical & Mental Health Center, New York, NY, USA.
authors: Rhina
authors: R
authors: Castillo
authors: Josue
authors: J
authors: Flores
authors: Randolf
authors: R
authors: Nunez
authors: Alfredo
authors: A
authors: Torralbas
mesh_terms: D000293:Adolescent; D001847:Bone Diseases / Q000175:diagnosis* / Q000628:therapy; D002648:Child; D005260:Female; D006646:Histiocytosis, Langerhans-Cell / Q000175:diagnosis* / Q000628:therapy; D006801:Humans; D009407:Nerve Block; D011379:Prognosis; D012019:Reflex Sympathetic Dystrophy / Q000175:diagnosis* / Q000188:drug therapy