May Be Caused by

Abscess

Actinomycosis

Arteriovenous fistulas

Branchial cleft cyst

Burkitt lymphoma

Carotid artery aneurysm

Carotid body tumor

Cervical aortic arch

Cervical thymic cyst

Cervical thymus gland

Chemodectoma

Dental procedure

Dermoid cyst

Dilated jugular lymph sac

Ectopic salivary gland tissue

Ectopic thyroid

Epidermoid

External laryngocele

Goiter

Hemangioma

Hemangiopericytoma

Hematoma

Jugular vein asymmetry

Jugular vein ectasia

Jugular vein thrombosis

Lateral pharyngeal diverticulum

Lipoma

Liposarcoma

Lymphadenopathy

Lymphangioma

Lymphoma

Neuroblastoma

Neurogenic tumor

Paraganglioma

Parathyroid adenoma

Parathyroid cyst

Parotid infection

Pharyngitis

Pleomorphic adenoma

Plexiform neurofibroma

Posttraumatic pseudoaneurysm

Salivary gland neoplasm

Schwannoma

Sebaceous cyst

Sternocleidomastoid muscle hypertrophy

Teratoma

Thyroglossal duct cyst

Thyroid adenoma

Thyroid carcinoma

Thyroid cyst

Thyroiditis

Tonsillitis

Tracheal diverticulum

Trauma

Zenker diverticulum