81 citations
,
August 1979 in “Archives of Dermatology” This case report describes a trichofolliculoma with perineural invasion, highlighting a rare and clinically significant finding in a typically benign hair follicle tumor.
36 citations
,
December 2004 in “British Journal of Dermatology” This case study reports a peculiar variant of an epidermal cyst in a patient, featuring unique characteristics like brownish, lumpy contents resembling bone marrow.
1 citations
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December 2022 in “Skin Appendage Disorders” This review highlights that trichofolliculomas can resemble certain skin cancers, emphasizing the importance of recognizing their clinical features to avoid unnecessary surgery; it reports no new clinical results.
July 2024 in “Indian Dermatology Online Journal” In this case report, a benign trichoadenoma was identified in a 42-year-old man as a skin-colored nodule on the cheek, with histopathology confirming the diagnosis and differentiating it from similar conditions like pilomatricoma and sebaceous cyst.
5 citations
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February 2015 in “Ophthalmic plastic and reconstructive surgery” This study describes two new types of dermal keratinous cysts of the eyelids, derived from the pilosebaceous apparatus, each presenting distinct management challenges.
January 2022 in “European journal of anatomy” This study reports a rare case of polyorchidism in a 96-year-old male cadaver, suggesting a new classification based on anatomical and histological findings to aid in accurate diagnosis.
January 2016 in “Japanese Journal of Oral & Maxillofacial Surgery” This case report documents a trichofolliculoma of the upper lip in a 70-year-old woman, highlighting its clinical presentation and successful surgical removal without recurrence.
3 citations
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May 2024 in “Skin Appendage Disorders” This study observed that trichoscopy of long-lasting lesions in a chronic stage revealed specific features such as absence of follicular openings, cicatricial patches, and thick arborizing vessels.
2 citations
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July 2001 in “Dermatologic Surgery” This study reports two cases of trichoblastic neoplasms with histologic features suggesting they may be distinct, locally aggressive trichoblastic carcinomas separate from basal cell carcinoma.
36 citations
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January 1994 in “Cell and Tissue Research” 14 citations
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May 1979 in “International Journal of Dermatology” In this study, trichostasis spinulosa was observed in 51 patients with lesions on the nose, where some follicles contained up to 86 hairs each, possibly influenced by endocrine factors and actinic rays.
January 2022 in “Journal of clinical and diagnostic research” This case report describes an uncommon occurrence of trichofolliculoma in a 64-year-old male, which was easily treated through simple excision.
12 citations
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December 2021 in “Dermatology” This study found that trichoscopy can differentiate between dermatomyositis, systemic lupus erythematosus, and systemic sclerosis by identifying distinctive features and may help assess disease activity.
January 2003 in “Linchuang pifuke zazhi” This case report describes a trichoblastoma in a 58-year-old man's leg, which was successfully excised without recurrence observed after 9 months.
8 citations
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July 2014 in “American Journal of Dermatopathology” This discussion reviews the classification and naming of cutaneous cysts, proposing that cysts typically named cutaneous keratocyst and steatocystoma should be unified under the term "sebaceous duct cyst," but it reports no new clinical results.
9 citations
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August 2017 in “Journal of comparative pathology” This study suggests that uncontrolled embryonic trichogenesis may play a role in the development of trichoblastoma in rabbits.
March 2022 in “Ophthalmology Journal” This case report describes a 45-year-old woman with a trichoadenoma of the eyelid, emphasizing the importance of histopathological examination for accurately diagnosing excised eyelid lesions.
May 2020 in “JOJ Dermatology & Cosmetics” This report describes a rare case of Trichostasis Spinulosa on the heel, an uncommon location for this type of lesion.
17 citations
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December 1994 in “International Journal of Dermatology” This article reports no new clinical findings but discusses two rare dermatological conditions, trichostasis spinulosa and eruptive vellus hair cysts, and their simultaneous occurrence.
6 citations
,
July 2015 in “International Journal of Dermatology” This study observed that multiple familial trichoepitheliomas commonly presented with a cribriform histopathological tumor pattern, differentiating them from solitary trichoepitheliomas.
1 citations
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December 1997 in “Archives of dermatology” This report describes a case of trichostasis spinulosa, a condition with pruritic, black papules on the face caused by keratotic plugs with embedded vellus hairs.
9 citations
,
January 2019 in “Skin appendage disorders” This study found that among patients with seborrheic dermatitis, the "dandelion" vascular conglomerate observed through trichoscopy was correlated with Malassezia scalp colonization.
13 citations
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January 2018 in “Skin Appendage Disorders” This study found that dermoscopy improves clinical diagnosis accuracy for trichostasis spinulosa and proposes a new dermoscopic classification with implications for treatment outcomes.
31 citations
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January 2007 in “Journal of the American Academy of Dermatology” A rare skin growth was successfully removed without recurrence after one year.
November 2025 in “Journal of Skin and Sexually Transmitted Diseases” In this case study, researchers reported a rare instance of trichofolliculoma on the scalp in a 31-year-old male with constriction band syndrome, marking the first known association with amniotic band syndrome.
2 citations
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June 1989 in “Archives of Dermatology” This case report describes a 65-year-old man's trichofolliculoma, a hair follicle-origin tumor, which appeared as a persistent cheek pore extrusion and was removed at the patient's request.
2 citations
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January 2022 in “Indian dermatology online journal” This case report details the dermoscopic features of bilateral cutaneous larva migrans in an adult male, noting similarities with lymphangioma circumscriptum but highlights that typical dermoscopy magnification may be insufficient for diagnosis.
September 2025 in “Egyptian Journal of Dermatology and Venerology” This case study described the diagnosis of a trichofolliculoma in a 56-year-old woman, emphasizing its dermoscopic features and histological aspects that confirmed the tumor type, with no recurrence observed after excision.
13 citations
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January 1985 in “International Journal of Dermatology” This study compared trichostasis spinulosa with keratosis pilaris and eruptive vellus hair cysts, finding differences in lesion distribution and microscopic appearance.
18 citations
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January 2013 in “Dermatology Online Journal” This case report describes a 19-year-old woman with typical clinical and histopathological findings of trichofolliculoma, a rare hair follicle hamartoma usually located on the face or scalp.