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Outer Hair Sheath and Infundibulum Neoplasm

MedGen UID:
317984
•Concept ID:
C1709361
•
Neoplastic Process
Synonyms: Neoplasm of the Outer Hair Sheath and Infundibulum; Outer Hair Sheath and Infundibulum Tumor; Tumor of the Outer Hair Sheath and Infundibulum

Definition

A neoplasm involving the outer hair sheath and infundibulum. [from NCI]

Recent clinical studies

Etiology

Immunohistochemical analysis of cytokeratin expression in various trichogenic tumors.
Ohnishi T, Watanabe S
Am J Dermatopathol 1999 Aug;21(4):337-43. doi: 10.1097/00000372-199908000-00005. PMID: 10446774

Diagnosis

Infundibulomatosis: a case report with immunohistochemical study and literature review.
Cardoso JC, Reis JP, Figueiredo P, Tellechea O
Dermatol Online J 2010 Jan 15;16(1):14. PMID: 20137756
The expression and localization of bcl-2 protein in normal skin and in non-melanoma skin cancers.
Rodriguez-Villanueva J, Colome MI, Brisbay S, McDonnell TJ
Pathol Res Pract 1995 Jun;191(5):391-8. doi: 10.1016/S0344-0338(11)80724-7. PMID: 7479356
Trichilemmoma.
Chan P, White SW, Pierson DL, Rodman OG
J Dermatol Surg Oncol 1979 Jan;5(1):58-9. doi: 10.1111/j.1524-4725.1979.tb00605.x. PMID: 759462
Trichilemmal tumor undergoing specific keratinization: "keratinizing trichilemmoma".
Hanau D, Grosshans E
J Cutan Pathol 1979 Dec;6(6):463-75. doi: 10.1111/j.1600-0560.1979.tb01172.x. PMID: 521537

Clinical prediction guides

Histogenesis of keratoacanthoma: histochemical and immunohistochemical study.
Wagner VP, Martins MD, Dillenburg CS, Meurer L, Castilho RM, Squarize CH
Oral Surg Oral Med Oral Pathol Oral Radiol 2015 Mar;119(3):310-7. Epub 2014 Oct 18 doi: 10.1016/j.oooo.2014.10.006. PMID: 25488010
Immunohistochemical observation of cytokeratins in keratinous cysts including plantar epidermoid cyst.
Ohnishi T, Watanabe S
J Cutan Pathol 1999 Oct;26(9):424-9. doi: 10.1111/j.1600-0560.1999.tb01869.x. PMID: 10563497
Immunohistochemical analysis of cytokeratin expression in various trichogenic tumors.
Ohnishi T, Watanabe S
Am J Dermatopathol 1999 Aug;21(4):337-43. doi: 10.1097/00000372-199908000-00005. PMID: 10446774
Differentiation-associated localization of small proline-rich protein in normal and diseased human skin.
Koizumi H, Kartasova T, Tanaka H, Ohkawara A, Kuroki T
Br J Dermatol 1996 Apr;134(4):686-92. doi: 10.1111/j.1365-2133.1996.tb06971.x. PMID: 8733372
Differentiation-associated localization of nPKC eta, a Ca(++)-independent protein kinase C, in normal human skin and skin diseases.
Koizumi H, Kohno Y, Osada S, Ohno S, Ohkawara A, Kuroki T
J Invest Dermatol 1993 Dec;101(6):858-63. doi: 10.1111/1523-1747.ep12371707. PMID: 8245514

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