87 citations
,
January 1999 in “British Journal of Dermatology” This study found that trichoblastic fibroma and basal cell carcinoma cannot be differentiated by cytokeratin expression patterns, while trichoepithelioma lacks CK7 expression, distinguishing it from the other two neoplasms.
80 citations
,
June 2000 in “Modern Pathology” Long-standing benign tumors can become cancerous, especially in people with weakened immune systems.
34 citations
,
January 1998 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” This report describes four trichoblastoma cases rich in Merkel cells, suggesting these tumors may mimic fetal skin development where Merkel cells are numerous.
12 citations
,
August 2016 in “Mycopathologia” This case study reports a 36-year-old man's fungal infection, identified as Trichosporon inkin, which was treated with shaving and antifungal therapy.
12 citations
,
June 2011 in “Journal of Dermatological Case Reports” This case report describes successful treatment of trichomycosis axillaris, a bacterial infection of hair shafts, using shaving and topical antibiotics, resulting in complete odor elimination within weeks.
12 citations
,
May 2001 in “British journal of dermatology/British journal of dermatology, Supplement” A rare benign skin tumor showed unusual features of sebaceous and sweat glands, important for correct diagnosis.
9 citations
,
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.
6 citations
,
January 2017 in “JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH” This case study reports on a rare occurrence of trichoadenoma in the vulva of a 25-year-old female, describing typical histological features of the tumor.
6 citations
,
April 2010 in “The American Journal of Surgical Pathology” This report highlights two cases where trichoblastoma in the breast was initially misdiagnosed as malignancy due to diagnostic challenges in needle core biopsies, emphasizing the importance of expert dermatopathologic review.
4 citations
,
May 2021 in “The American Journal of Surgical Pathology” This study suggests that cutaneous lymphadenoma is a distinct benign lymphoepithelial tumor characterized by androgen receptor expression, hair follicle stem cell markers, and common EGFR gene mutations.
2 citations
,
August 2025 in “Reports — Medical Cases Images and Videos” In this case report, a rare melanotrichoblastoma tumor was identified in a 51-year-old female following the histological and immunohistochemical analysis of a lesion on the pubo-inguinal area, presenting with strong epithelial marker positivity and a low proliferative index.
2 citations
,
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.
1 citations
,
March 2013 in “British Journal of Dermatology” This correspondence discusses eyebrow alopecia in the context of centrofacial trichoblastomatosis and reports no new clinical findings.
1 citations
,
June 2011 in “Journal of Dermatological Case Reports” This case report describes a 38-year-old patient with trichomycosis axillaris, successfully treated with shaving, 3% erythromycin cream, and clotrimazole powder.
November 2025 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” This study examined 16 sporadic trichoblastic tumors and found that although one showed malignant transformation, clinical follow-up revealed no residual or metastatic disease. RNA sequencing indicated a high tumor mutational burden and absence of a UV-related signature, helping to distinguish these tumors from similar growths.
March 2025 in “International Journal of Trichology” This study describes a 62-year-old male with trichodaganomania, an urge to bite his mustache hair, who was treated with counseling and placebo medication, highlighting the need for a comprehensive treatment approach including potential psychological and psychiatric interventions if symptoms recur.
May 2024 in “Indian Dermatology Online Journal” This study reports a case of trichobacteriosis pubis, a rare bacterial infection causing malodour in the pubic region, which improved with hair trimming and topical clindamycin, subsequently enhancing the patient's sexual relationship.
January 2024 in “Lecture notes in networks and systems” In this study, a system was developed utilizing advanced image processing to analyze hair and scalp conditions, aiding professionals in diagnosing diseases like alopecia and monitoring treatment by extracting and comparing key parameters from microscopic images.
December 2022 in “Laboratory Animal Research” This study described two cases of trichoblastomas in the tactile hair skin of aged house musk shrews, highlighting that their histological structure differs from that in humans and other animals.
September 2022 in “Journal of medical sciences and health” This case study describes an unusual instance of separate trichoadenoma and melanocytic naevi occurring simultaneously on the face, with the cause of their association remaining uncertain.
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.
February 2021 in “IP Indian journal of clinical and experimental dermatology” This report presents a rare case of trichoadenoma occurring in the vulva, adding to the limited instances documented in medical literature.
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.
February 2025 in “American Journal of Medical Case Reports” The case report highlights the diagnostic challenges of low-grade trichoblastic carcinoma, a rare malignant tumor often mistaken for benign lesions, in a 51-year-old female with immunocompromising conditions. Accurate diagnosis relied on histopathological examination, and achieving clear surgical margins was crucial to prevent recurrence.
In this randomized, controlled trial, the researchers observed that sub-lingual minoxidil at doses of 1.35 mg and 4.05 mg, but not 0.45 mg, significantly increased hair fibre diameter in men with male androgenetic alopecia over 24 weeks, suggesting a dose-dependent reversal of follicle miniaturization.
121 citations
,
December 2001 in “American Journal of Dermatopathology” This study found that trichoblastomas and nodular basal cell carcinomas have similar cytokeratin expression patterns, indicating differentiation towards the outer root sheath epithelium.
54 citations
,
January 2016 in “Cell reports” This study found that different epidermal stem cell populations contribute to the formation of various skin tumors and new hair follicles following β-catenin activation in the adult epidermis.
32 citations
,
December 2014 in “Journal of experimental botany” In this study, the authors concluded that arabinogalactan proteins recognized by specific antibodies are involved in the differentiation and development of barley root epidermal cells, contributing to root hair development.
29 citations
,
February 1989 in “Journal of Cutaneous Pathology” This case report identifies a new type of hair matrix tumor called "rippled pattern trichomatricoma," distinguished by its unique cell arrangement and differentiation features.
18 citations
,
January 2013 in “Veterinary Dermatology” This study found that K15 is a useful marker for investigating the role of stem cells in canine hair follicle tumours, while nestin is not optimal.