Sandbox:Maneesha

Differential diagnosis of neck masses

Differential diagnosis of neck masses include:

Category	Diseases		Benign or Malignant	Clinical manifestation								Paraclinical findings			Gold standard diagnosis	Associated findings
				Demography	History	Symptoms		Signs				Lab findings	Histopathology	Imaging
						Pain	Dysphagia	Mass exam	Skin changes	LAP	Others
Congenital	Branchial cleft cyst		Benign			Painless unless superinfected	+	Solitary Smooth Mobile Welldefined Nonpulsatile	A skin pit is found at the opening of the cyst	-		-	The cysts are lined by squamous or ciliated epithelium Beneath the lining lymphoid tissue with germinal centers and subcapsular sinuses are seen	On CT they appear as a well defined fluid attenuation lesions with slight enhancement of the capsule On ultrasound typical features of a cyst are seen		Brachio-oto-renal syndrome
	Thyroglossal duct cyst		Benign	The usual age at presentation is 1-10 yrs		Painless unless superinfected	-			-	Mass moves upwards with tongue protrusion and swallowing	-		On ultrasound they are anechoic, thin walls, and heterogeneous with internal septae	Ultrasonography
	Hemangioma
	Vascular malformations
	Lymphatic malformations
	Laryngocele
	Ranula
	Teratoma
	Dermoid cyst
	Thymic cyst
Category	Diseases		Benign or Malignant	Demography	History	Pain	Dysphagia	Mass exam	Skin changes	LAP	Others	Lab findings	Histopathology	Imaging	Gold standard diagnosis	Associated findings
Inflammatory	Acute sialadenitis
	Chronic sialadenitis
	Reactive viral lymphadenopathy	CMV
		EBV
		HIV
		Viral URI
	Bacterial lymphadenopathy	Tularemia
		Brucellosis
		Cat-scratch disease
		Actinomycosis
		Mycobacterial infections
		Staphylococcal or streptococcal infection
	Parasitic lymphadenopathy	Toxoplasma gondii
	Sarcoidosis
	Amyloidosis
	Sjögren syndrome
	Castleman disease (angiofollicular lymphoproliferative disease)
	Kikuchi disease (histiocytic necrotizing lymphadenitis)
	Kimura disease
	Rosai-Dorfman disease
	Kawasaki disease
Category	Diseases		Benign or Malignant	Demography	History	Pain	Dysphagia	Mass exam	Skin changes	LAP	Others	Lab findings	Histopathology	Imaging	Gold standard diagnosis	Associated findings
Neoplasm	Primary thyroid tumor
	Salivary gland neoplasm	Pleomorphic adenoma	+
		Warthin's tumor	+
		Lymphoepithelioma	+
		Oncocytoma
		Monomorphic adenoma
		Mucoepidermoid carcinoma
		Adenoid cystic carcinoma
		Adenocarcinoma
		Salivary duct carcinoma
		Squamous cell carcinoma
	Parathyroid tumors
	Carotid body tumors
	Paraganglioma
	Schwannoma
	Lymphoma
	Liposarcoma
	Lipoma
	Glomus vagale, glomus jugulare tumors
	Metastatic head and neck carcinoma
Other	Hematoma
	Arteriovenous fistula
	Goiter
Category	Diseases		Benign	Demography	History	Pain	Dysphagia	Mass exam	Skin changes	LAP	Others	Lab findings	Histopathology	Imaging	Gold standard diagnosis	Associated findings