Lymphadenopathy

Differential Diagnosis

Evaluation of Lymphadenopathy

Cervical Lymphadenopathy

• Hodgkin's lymphoma
• Non-Hodgkin's lymphoma
• Mononucleosis
• Toxoplasmosis
• Branchial cleft lesions
• Cat scratch disease
• Mycobacterial adenitis

Ultrasound of a typical, normal lymph node: smooth, gently lobulated oval with a hypoechoic cortex measuring less than 3 mm in thickness with a central echogenic hilum.