Skin tumor - Nonmelanocytic - Bronchogenic cyst (cutaneous)

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Skin - Nonmelanocytic tumors

Cysts

Bronchogenic cyst (cutaneous)

Reviewer: Christopher Hale, M.D. (see Reviewers page)
Revised: 29 June 2012, last major update June 2012
Copyright: (c) 2001-2012, PathologyOutlines.com, Inc.

General
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● Lesion of suprasternal notch, neck, rarely scapular area
● Often discovered shortly after birth
● Probably derived from branchial clefts, not bronchi

Case reports
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● 25 year old man with 3 mm lesion on suprasternal notch (J Clin Pathol 2009;62:384)

Clinical images
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Lesion of suprasternal notch

Gross description
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● Skin-colored nodule

Micro description
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● Lined by bronchial (pseudostratified, ciliated columnar) epithelium
● Gastric-type mucosa also reported (Am J Dermatopath 2005;27:145)

Micro images
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Ciliated respiratory epithelium

Cytology
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● Columnar, ciliated cells with abundant cytoplasm, eccentric nuclei in proteinaceous or clean background (J Cutan Aesthet Surg 2010;3:181)

Differential diagnosis
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● Cystic mature teratoma
● Heterotopic rests
● Thyroglossal duct cyst

End of Skin - Nonmelanocytic tumors > Cysts > Bronchogenic cyst (cutaneous)

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