Home > F. Pathology by regions > Head and neck > Head > mesothelial hamartoma
mesothelial hamartoma
Thursday 11 June 2009
Synopsis
congenital, solitary, yellowish-red, eroded tumor on the scalp
ectopic proliferation of vascular and meningothelial elements
mature connective-tissue elements
adipose tissue
smooth-muscular fibers
characteristic histopathological features of a nevus sebaceus
areas with immature glandular differentiation
Differential diagnosis
References
Congenital hamartoma of the scalp with meningothelial, sebaceus, muscular, and immature glandular components. Ferran M, Tribó MJ, González-Rivero MA, Alameda F, Pujol RM. Am J Dermatopathol. 2007 Dec;29(6):568-72. PMID: 18032955
Meningothelial hamartoma located in the forehead. Di Tommaso L, Fortunato C, Eusebi V. Virchows Arch. 2003 May;442(5):509-10. PMID: 12692725
Meningothelial hamartoma of the scalp. A case report with immunohistochemical studies. Gottschalk J, Jautzke G, Sprung C, Schreiner C, Riebel T. Zentralbl Pathol. 1992 Nov;138(5):355-61. PMID: 1282366
Hamartoma of the scalp with ectopic meningothelial elements. A distinctive benign soft tissue lesion that may simulate angiosarcoma. Suster S, Rosai J. Am J Surg Pathol. 1990 Jan;14(1):1-11. PMID: 2403758