Signs and Symptoms Dizziness and Vertigo: Chapter 24 Epistaxis: Chapter 26 Hearing Loss: Chapter 34 Lymphadenopathy: Chapter 47 Neck Mass: Chapter 48 Oral Lesions: Chapter 52 Pain: Earache: Chapter 58 Sore Throat: Chapter 74 Medical, Surgical, and Trauma Emergencies Neurologic Emergencies: Chapter 97 ENT Trauma: Chapter 106 The Children’s Hospital of Philadelphia Clinical Pathways