A case with a giant trichilemmal cyst

Ümran Muslu, Engin Senel, Güven Güney


Trichilemmal cyst also known as pilar cyst first reported by Pinkus in 1969 t is the most common cyst in the parietal and occipital regions of the scalp. Herein we reported a case presented with a giant trichilemmal cyst and review the literature regarding differential diagnosis of this lesion.


trichilemmal cyst; pilar cyst; case report; diagnosis

Full Text:


Included Database


Satyaprakash AK, Sheehan DJ, Sangüeza OP. Proliferating trichilemmal tumors: A review of the literature. Dermatologic Surg 2007; 33(9): 1102–1108. doi: 10.1111/j.1524-4725.2007.33225.x.

Garg PK, Dangi A, Khurana N, Hadke NS. Malignant proliferating trichilemmal cyst: A case report with review of literature. Malays J Pathol 2009; 31(1): 71–76.

Khaled A, Kourda M, Fazaa B, Kourda J, Jilani SB, et al. Malignant proliferating trichilemmal cyst of the scalp: Histological aspects and nosology. Pathologica 2011; 103(3): 73–76.

Pinkus H. Sebaceous cysts are trichilemmal cysts. Arch Dermatol 1969; 99(5): 544–555. doi: 10.1001/archderm.1969.01610230036008.

Brownstein MH, Arluk DJ. Proliferating trichilemmal cyst: A simulant of squamous cell carcinoma. Cancer 1981; 48(5): 1207–1214. doi: 10.1002/1097-0142(19810901)48:5<1207::aid-cncr2820480526>3.0.co;2-1.

Sau P, Graham JH, Helwig EB. Proliferating epithelial cysts: Clinicopathological analysis of 96 cases. J Cutan Pathol 1995; 22(5): 394–406. doi: 10.1111/j.1600-0560.1995.tb00754.x.

Tierney E, Ochoa M-T, Rudkin G, Soriano TT. Mohs’ micrographic surgery of a proliferating trichilemmal tumor in a young black man. Dermatol Surg 2005; 31(3): 359–363. doi: 10.1111/j.1524-4725.2005.31090.

Amaral AL, Nascimento AG, Goellner JR. Proliferating pilar (trichilemmal) cyst. Report of two cases, one with carcinomatous transformation and one with distant metastases. Arch Pathol Lab Med 1984; 108(10): 808–810.

Jones EW. Proliferating epidermoid cysts. Arch Dermatol 1966; 94(1): 11–19. doi: 10.1001/archderm.1966.01600250017002.

Park BS, Yang SG, Cho KH. Malignant proliferating trichilemmal tumor showing distant metastases. Am J Dermatopathol Issue 1997; 19(5): 536–539. doi: 10.1097/00000372-199710000-00109.

Al-Khateeb TH, Al-Masri NM, Al-Zoubi F. Cutaneous cysts of the head and neck. J Oral Maxillofac Surg 2009; 67(1): 52–57. doi: 10.1016/j.joms.2007.05.023.

Ikizoglu G, Kaya TI, Tursen U, Baz K. The use of the freer dissector for the removal of trichilemmal cysts. Int J Dermatol 2003; 42(5): 405–407. doi: 10.1046/j.1365-4362.2003.01306.x.

Mathis ED, Honningford JB, Rodriguez HE, Wind KP, Connolly MM, et al. Malignant proliferating trichilemmal tumor. Am J Clin Oncol 2001; 24(4): 351–353. doi: 10.1097/00000421-200108000-00006.

Ye J, Nappi O, Swanson PE, Patterson JW, Wick MR. Proliferating pilar tumors: A clinicopathologic study of 76 cases with a proposal for definition of benign and malignant variants. Am J Clin Pathol 2004; 122(4): 566–574. doi: 10.1309/0xlegfq64xyju4g6.

DOI: http://dx.doi.org/10.18282/jsd.v3.i1.173


  • There are currently no refbacks.