Reactive lymphadenopathy- most common
Viral URI
EBV
CMV
Strep/staph
HIV
Toxoplasmosis
Bartonella henselae- kitten or flea exposure
Tuberculous lymphadenitis (scrofula)
Descending infections from oral cavity
Ludwig's angina
Sialoadenitis (can also be chronic)
Trauma-related
Hematoma
Pseudoaneurysm or AV fistula
Viral URI
EBV
CMV
Strep/staph
HIV
Toxoplasmosis
Bartonella henselae- kitten or flea exposure
Tuberculous lymphadenitis (scrofula)
Ludwig's angina
Hematoma
Pseudoaneurysm or AV fistula
Cancer
HPV-related squamous cell carcinoma
Upper aerodigestive tract squamous cell carcinoma
Metastatic disease
Lymphoma
Parotid tumors
Systemic diseases
Amyloidosis
Sarcoidosis
Sjögren syndrome
HPV-related squamous cell carcinoma
Upper aerodigestive tract squamous cell carcinoma
Metastatic disease
Lymphoma
Parotid tumors
Amyloidosis
Sarcoidosis
Sjögren syndrome
Thyroid nodules or cancer
Goiters
Graves' disease
Hashimoto thyroiditis
Iodine deficiency
Lithium use
Toxic multinodular
Congenital cysts
Thyroglossal duct cyst- 2nd most common benign neck mass
Dermoid cyst
Carotid body tumor
Glomus jugulare or vagale tumor
Laryngocele
Lipoma/liposarcoma
Parathyroid cysts or cancer
Graves' disease
Hashimoto thyroiditis
Iodine deficiency
Lithium use
Toxic multinodular
Thyroglossal duct cyst- 2nd most common benign neck mass
Dermoid cyst
Branchial cleft anomaly
Reactive lymphadenopathy- most common
Vascular ring
Viral URI
Choanal atresia
EBV
Zygomatic arch fracture
CMV