Pimpalkhute Ketki Madhav, Parikh Pragnya, Jha Rakhi
Department of Otorhinolaryngology and Head & Neck Surgery, Seth V.C. Gandhi & M.A. Vora Municipal General (Rajawadi) hospital, 7, M.G road, Ghatkopar, Mumbai, 400077 Maharashtra India.
Indian J Otolaryngol Head Neck Surg. 2022 Dec;74(Suppl 3):5747-5752. doi: 10.1007/s12070-020-02353-3. Epub 2021 Jan 27.
First brachial cleft cyst arise due to incomplete fusion of first and second brachial arches. It is classified into type 1, which is thought to arise from the duplication of the membranous external ear canal and are composed of ectoderm only, and type 2 that have both ectoderm and mesoderm which presents as parotid swelling. As it is rare it is easily misdiagnosed and mismanaged. First branchial cleft cyst are rare causes of parotid swellings as in this case reports.
第一鳃裂囊肿是由于第一和第二鳃弓融合不完全所致。它分为1型,被认为起源于膜性外耳道的重复,仅由外胚层组成;以及2型,具有外胚层和中胚层,表现为腮腺肿胀。由于其罕见,很容易被误诊和误治。如本病例报告所示,第一鳃裂囊肿是腮腺肿胀的罕见原因。