cystic parotid lesions

Imaging of

parotid anomalies in infants and children. Cat scratch disease. Left, intraparotid necrotic lymphadenitis: ultrasonography (a); axial T1-weighted image, after intravenous administration of gadolinium chelate (b)

Imaging of

parotid anomalies in infants and children. Left parotid gland abscess on CT, after intravenous injection of contrast medium

Imaging of

parotid anomalies in infants and children. Mycobacterial infection. Necrotic lymphadenitis located immediately below the parotid gland and complicated by a skin fistula: sonography (a) and frontal T1-weighted image, after intravenous administration of gadolinium chelate (b)

Imaging of

parotid anomalies in infants and children. Lymphatic malformations. Macrocystic lymphangioma on parasagittal T2-weighted image (a) and micro- and macrocystic lymphangioma on ultrasonography (b)

Imaging of

parotid anomalies in infants and children. First branchial-cleft cyst and fistulas. Right isolated intraparotid cyst on axial T2-weighted image (a). Type II anomaly, with an intraparotid cyst and 2 fistulas, the upper fistula running from the cyst to the external auditory canal [white arrow] and the lower running from the cyst to the skin, in Pochet’s triangle [red arrow] (b, c and d). Isolated fistula running from the parotid area to the skin (e). Congenital defect of the floor of the left external auditory canal (tympanal bone) on frontal and axial CT images (f and g)