84 citations
,
March 2002 in “The Journal of Dermatology” Steatocystoma multiplex is a skin condition starting around age 26, linked to hair follicles, and related to eruptive vellus hair cysts.
3 citations
,
March 2013 in “American Journal of Dermatopathology” Ossification in trichilemmal cysts is more common than previously believed.
1 citations
,
December 2022 in “Skin Appendage Disorders” Recognizing trichofolliculomas is important to avoid unnecessary surgery.
12 citations
,
March 2018 in “Medicine” A postmenopausal woman's hirsutism and high testosterone levels improved after surgery for an ovarian tumor not seen on ultrasound.
July 2025 in “Clinical Dermatology Review” A rare family case of multiple benign hair follicle tumors was identified, highlighting the need to distinguish them from similar conditions.
January 2002 in “Linchuang pifuke zazhi” A young woman had a rare scalp tumor usually found in older women.
36 citations
,
December 2004 in “British Journal of Dermatology” The cyst had unusual keratin spherules and resembled bone marrow.
9 citations
,
October 1995 in “Clinical Dysmorphology” The family has a unique form of ectodermal dysplasia similar to Clouston syndrome but with different hair and skin symptoms.
32 citations
,
January 2010 in “Journal of Korean Medical Science” A rare adrenal tumor in a 14-year-old girl caused male-like symptoms and was successfully removed.
10 citations
,
January 2011 in “Annals of Dermatology” A rare scalp tumor involving two hair follicles was successfully removed with surgery, with no recurrence after 7 months.
4 citations
,
August 1991 in “The Journal of Dermatology” The tumor on the man's nose was a rare type called pedunculated follicular hamartoma.
1 citations
,
December 2021 in “Kathmandu University medical journal” Adult earlobe can have a benign cyst that is usually removed by surgery.
5 citations
,
May 2009 in “American Journal of Dermatopathology” A rare hair follicle tumor showed unusual high levels of mucin.
3 citations
,
January 2012 in “Internal Medicine” A Rathke's cleft cyst caused hormonal imbalances and symptoms in a 68-year-old woman.
35 citations
,
September 2006 in “American Journal Of Pathology” Odontogenic keratocysts are caused by abnormal Hedgehog signaling and can lead to tooth and bone issues.
29 citations
,
February 1989 in “Journal of Cutaneous Pathology” A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
Tricholemmoma is linked to Cowden syndrome and can be benign or malignant.
November 2023 in “International surgery journal” A man's neck lump was a trichilemmal cyst, not cancer, and should be fully removed due to rare risk of becoming malignant.
10 citations
,
November 2007 in “Annals of Diagnostic Pathology” A rare benign tumor with hair follicle features was found on a man's trunk.
Benign ovarian tumors can cause excess male hormones and related conditions in postmenopausal women.
July 2019 in “Journal of the ASEAN Federation of Endocrine Societies” The woman had a rare adrenal tumor removed, and she recovered well with no signs of the tumor returning.
7 citations
,
January 2014 in “Case reports in endocrinology” A woman's excessive hair growth was caused by a rare benign tumor in her adrenal gland, which was successfully removed.
January 2026 in “In Vivo” People with hidradenitis suppurativa have a higher risk of kidney stones.
8 citations
,
September 2023 in “Skin Research and Technology” High-frequency ultrasound improves diagnosis accuracy for most subcutaneous lesions.
26 citations
,
September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
1 citations
,
January 2022 in “Clinical dermatology review” A young man's cheek papule was identified as a benign hair follicle tumor using a skin surface microscope.
57 citations
,
February 2006 in “Journal of Investigative Dermatology” Cylindromas likely originate from hair follicle stem cells, not sweat glands.
July 2022 in “International journal of surgery science” An elderly man had a rare, large skin cyst on his lower back, which was removed by surgery.
18 citations
,
April 2002 in “Journal of cutaneous pathology” Tiny infundibular cysts are the main lesions in chloracne, not comedones.
January 2003 in “Linchuang pifuke zazhi” A benign skin tumor was removed from a man's leg, and it didn't come back after 9 months.