January 2007 in “Linchuang pifuke zazhi” A case study reported a 15-year-old boy with a diagnosis of giant folliculosebaceous cystic hamartoma on his right buttock, characterized by malformed hair follicles and sclerotized collagen.
14 citations
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June 2005 in “PubMed” This case report describes a 57-year-old Japanese male with a folliculosebaceous cystic hamartoma containing unusual hair shaft fragments, providing insight into its characteristic histological features.
21 citations
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August 2002 in “British Journal of Ophthalmology” This article discusses topical and intralesional cidofovir use for SCC and suggests a successful outcome in one case, with no systemic toxicity observed so far.
26 citations
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January 1983 in “PubMed” This study reports that despite normal cystine incorporation into hair follicles, trichothiodystrophy patients have decreased cystine levels in hair shafts, contradicting the hypothesis of defective transport in hair follicles.
November 2022 in “Journal of the Endocrine Society” This case study highlighted that excessive iodide intake from the supplement TauriNac was associated with the development of hypothyroidism in a cystic fibrosis patient, which reversed upon discontinuation.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified a mutation in the CST6 gene linked to a rare syndrome with symptoms affecting hair and skin, revealing cystatin M/E's role in maintaining epidermal homeostasis and hair follicle development.
January 2022 in “Clinical Cases in Dermatology” This article describes pilar cysts, common dermal cysts often seen in young women, which typically require surgical removal.
25 citations
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January 2006 in “Journal of the European Academy of Dermatology and Venereology” This study reported that a new extraction technique using cautery and forceps is a simple, effective treatment and diagnostic procedure for eruptive vellus hair cysts, with no recurrence after 4 months.
1 citations
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December 2021 in “Kathmandu University medical journal” This article reviews the characteristics, common locations, and causes of epidermoid cysts, noting that surgical excision is the standard treatment, but it reports no new clinical findings.
February 2022 in “Skin research and technology” This study found that skin computed tomography may effectively identify epidermoid cysts by revealing features consistent with histopathology, potentially serving as a non-invasive diagnostic alternative to biopsies.
10 citations
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November 2018 in “Genetics in medicine” This study identified a genetic variant in the CTS6 gene associated with a hypotrichosis syndrome, emphasizing the significant role of cystatin M/E in hair and skin health.
1 citations
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June 2011 in “대한구강악안면외과학회지” This case study reports an epidermoid cyst diagnosis in a woman who developed swelling in the left parotid gland following botulinum toxin injection in the left masseter muscles.
2 citations
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June 2001 in “Medical Electron Microscopy” This study observed that the keratinization pattern of trichilemmal cysts in two Japanese women may originate from the proliferation of the outer root sheath in the follicular isthmus of anagen hairs.
1 citations
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August 2021 This case report describes a 10-year-old patient with a rare trichilemmal cyst in the cervical region, highlighting the importance of close monitoring due to potential risks of malignancy.
3 citations
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January 1995 in “PubMed” This study found that selenium therapy could normalize metabolic and endocrine markers and improve clinical outcomes in cystic fibrosis patients, with stable benefits when administered at a lower dosage over a year.
May 2024 in “Indian journal of child health” In this case report, a 7-year-old girl developed a painless, slowly growing keratinous cyst at her umbilicus, which was successfully resected and identified as a benign skin lesion; the authors emphasized the importance for clinicians to consider this diagnosis in pediatric umbilical tumors.
7 citations
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January 1990 in “Archives of Dermatological Research” Syringomas likely start in the upper dermis and form distinct luminal structures.
January 2008 in “Chinese Journal of Spectroscopy Laboratory” This study utilized a fluorescence probe to evaluate cysteine formation on hair fibers, finding that optimal fluorescence emission occurred at pH 4.5.
1 citations
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November 2022 in “Indian Journal of Dermatology/Indian journal of dermatology” This case study describes a 12-year-old boy with an unruptured epidermal inclusion cyst on his cheek, highlighting the role of dermatoscopy in diagnosing and differentiating cyst types for treatment.
March 2023 in “Pediatrics & neonatology” This case study reported a successful surgical excision of two cephalocele lesions in a female neonate, resulting in uneventful recovery and appropriate neurodevelopment during a seven-month follow-up.
75 citations
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March 2018 in “Molecules/Molecules online/Molecules annual” This review discusses the potential health benefits of L-Cysteine, noting increased research interest but highlighting a lack of clinical trial data for consensus on its effectiveness.
March 2026 in “Dermatology Online Journal” In this case report, the authors describe a rare cystic panfolliculoma in an 84-year-old man's right conchal bowl, noting its potential to mimic other tumors like basal cell carcinoma, which complicates diagnosis.
January 2026 in “Indian Journal of Ophthalmology - Case Reports” In this study, a rare case of a trichilemmal cyst in a 6-year-old's upper eyelid was observed; it was identified through histopathological examination after excision, highlighting the importance of considering trichilemmal cysts in atypical pediatric eyelid swellings.
21 citations
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June 1992 in “Pediatric Dermatology” This report describes a 6-year-old girl with eruptive vellus hair cysts and suggests that this condition may be underdiagnosed due to its asymptomatic nature.
47 citations
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March 1987 in “The Journal of dermatologic surgery and oncology” Carbon dioxide laser treatment effectively removed facial hair cysts without scarring or them coming back.
4 citations
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March 2005 in “Archives of Pathology & Laboratory Medicine” This case report describes a basal cell carcinoma arising in association with a vellus hair cyst, which the authors note has not been previously reported.
1 citations
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April 2022 in “The Journal of Urology” This study observed that discontinuation rates due to side effects were similar for penicillamine and tiopronin among cystinuria patients, and switching to the alternative agent was beneficial for half of those experiencing issues.
June 2025 in “International Journal of Scientific Reports” In this case report, a 61-year-old male with a painful, inflamed swelling on his ankle was diagnosed with an epidermoid inclusion cyst following surgical excision.
1 citations
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February 2024 in “Medicine” In this case report, a 72-year-old man was initially misdiagnosed with a bladder tumor but was later accurately diagnosed with eosinophilic cystitis through pathological examination; transurethral resection and combined drug treatment improved his condition with no recurrence over six months.
This review provides an overview of the etiology, presentation, and diagnosis of steatocystomas, including subtypes and complications, while detailing their history, epidemiology, and management strategies.