case_images: PMC6818343_01
case_images: CT scan.
case_images: gr1.jpg
case_images: PMC6818343_01_gr1.jpg
case_images: fig0005
case_images: The diagnostic work-up included a CT scan on the neck (Fig. 1), revealing a median, infrahyoid cystic mass, which was multilocular and almost 7 cm in diameter.
case_images: Surgery: a. submental mass; b. and c. dissection of the cyst; d. surgical specimen; e. cyst's removal bed.
case_images: gr2.jpg
case_images: PMC6818343_01_gr2.jpg
case_images: fig0010
case_images: Under general anaesthesia, a Sistrunk procedure was performed by a maxillofacial surgery trainee, supervised by a maxillofacial surgeon (Fig. 2).
case_images: Histopathology - bronchogenic cyst lined by a ciliated columnar epithelium with seromucinous glands and a fibrous wall. a. ciliated columnar epithelium (H&E, 400x); b. seromucinous glands (H&E, 40x/200x).
case_images: gr3.jpg
case_images: PMC6818343_01_gr3.jpg
case_images: fig0015
case_images: The histopathological exam showed a multilocular cyst lined by a ciliated columnar epithelium with seromucinous glands and a fibrous wall (Fig. 3).
case_images: 5 months follow-up.
case_images: gr4.jpg
case_images: PMC6818343_01_gr4.jpg
case_images: fig0020
case_images: The patient had no complications and no local recurrence at 18 months of follow-up (Fig. 4).