Enlarging, painless, red, firm, mass, most commonly in the anterior or posterior cervical chain
Can be complicated by ulceration, fistula, or abscess formation
Systemic signs and symptoms are uncommon, except patients with HIV (in whom lymphadenitis is usually generalized)
Tuberculous lymphadenitis
Reactive adenitis
Tuberculosis
Bacterial lymphadenitis
Cryptococcosis
Hodgkin's lymphoma
Cellulitis
Non-Hodgkin's lymphoma