![]() Cervical lymphadenitis may rarely be associated with serious deep head and neck infections such a retropharyngeal abscess.A site of entry may be found (eg mouth or scalp).Common bacterial causes: Staphylococcus aureus, group B streptococcus (in neonates), group A streptococcus, and anaerobic infections (associated with dental disease).May be firm and tender with overlying erythema, limited neck range of motion.Associated with fever and neck swelling.Common, usually unilateral and in the anterior part of the neck.Small risk of developing into a secondary bacterial lymphadenitis.Usually resolves as other viral symptoms do.LNs may be tender to palpation and unilateral or bilateral.Very common, usually with history of a viral prodrome.Further examination should be guided by history and differential diagnosisÄifferential diagnosis Acute cervical lymphadenopathy Cervical lymphadenitis secondary to viral infection.Other focus of infection: scalp, face, ear, nose, throat or teeth.Features on palpation: eg soft, rubbery, firm, matted, fluctuant, discharging,.Characterise the lump: location, size, colour, warmth, mobility, tenderness, overlying skin changes. ![]()
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