Site Region(s) drained by that node Etiologies Cervical Head/neck Viral upper respiratory tract infections Pyogenic infections of head/neck Occipital Posterior neck and scalp Preauricular Conjunctivae, eyelids Submaxillary, submental Oral cavity, lips Supraclavicular Intrathoracic, abdomen, arms, thyroid Actinomycosis Cat scratch a CMV, EBV Kawasaki disease Nocardia Nontuberculous mycobacteria a Toxoplasmosis Tuberculosis a Tularemia Rubella Seborrheic dermatitis Tinea capitis Viral conjunctivitis (including adenovirus) Parinaud oculoglandular syndrome Cat scratch disease a Chlamydia trachomatis Tularemia Dental caries or abscesses Herpangina Herpetic gingivostomatitis Tuberculosis a