Arm and pectoral skin Thorax Cervical and axillary node drainage Lymphadenopathy Causes Tuberculosis Lymphoma (especially Hodgkin's Lymphoma) Head and neck cancer African Trypanosomiasis (Winterbottom's Sign) Lymphangioma Congenital lymph malformation presenting [fpnotebook.com]

Presentation History Patients with a clinical history of any of the following may be at risk for developing lymphadenitis: Symptoms of an upper respiratory tract infection, sore throat, earache, coryza, conjunctivitis, or impetigo Fever, irritability, [emedicine.medscape.com]

Cervical lymphadenitis: etiology, diagnosis, and management. Curr Infect Dis Rep. 2009 May. 11(3):183-9. [QxMD MEDLINE Link]. Wang L, Wu W, Teng J, Zhong R, Han B, Sun J. [emedicine.medscape.com]

Author Elizabeth Partridge, MD, MPH, MS Assistant Clinical Professor of Pediatrics, Division of Pediatric Infectious Diseases, Allergy and Immunology, Medical Director of Hospital Epidemiology and Infection Prevention, UC Davis Children’s Hospital, UC [emedicine.medscape.com]

Pathophysiology Increased lymph node size may be caused by the following: Multiplication of cells within the node, including lymphocytes, plasma cells, monocytes, or histiocytes Infiltration of cells from outside the node, such as malignant cells or neutrophils [emedicine.medscape.com]

Author Elizabeth Partridge, MD, MPH, MS Assistant Clinical Professor of Pediatrics, Division of Pediatric Infectious Diseases, Allergy and Immunology, Medical Director of Hospital Epidemiology and Infection Prevention, UC Davis Children’s Hospital, UC [emedicine.medscape.com]