60 citations
,
August 2009 in “Journal of the American Academy of Dermatology” The term "porokeratotic adnexal ostial nevus" is proposed to unify overlapping skin conditions involving eccrine and hair follicles.
36 citations
,
July 1988 in “Archives of Dermatological Research” Pili annulati is caused by a protein metabolism disorder affecting hair structure.
January 2025 in “Dermatology Online Journal” The man's hair loss and skin papules were diagnosed as atrichia with papular lesions, not alopecia areata universalis.
August 2023 in “British journal of dermatology/British journal of dermatology, Supplement” Rubbing or pressing on the face can cause small bumps, and changing posture along with certain creams can improve them.
April 2020 in “International journal of research in dermatology” An 8-year-old girl has a rare, irreversible hair loss condition caused by a genetic mutation.
February 2013 in “Journal of the American Academy of Dermatology” 5 citations
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October 2019 in “JAAD Case Reports” These hair loss conditions might be part of a spectrum, not separate issues.
13 citations
,
January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
49 citations
,
September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
14 citations
,
August 2006 in “Clinical and Experimental Dermatology” A girl with no hair neglect developed plica neuropathica in the hospital, lost all her hair, but it grew back.
October 2025 in “EMJ Dermatology”
September 2022 in “JAAD case reports” The man has a genetic skin condition called pachyonychia congenita.
March 2022 in “JAAD case reports” A man had a non-cancerous, fast-growing skin lump on his arm that was removed with surgery.
January 2022 in “Journal of clinical and diagnostic research” A rare skin bump with tiny hairs was successfully removed from a man's face.
69 citations
,
May 2002 in “Journal of Investigative Dermatology” Congenital atrichia with papular lesions is often misdiagnosed, and new diagnostic criteria can improve accuracy.
7 citations
,
October 2013 in “International Journal of Dermatology” Post-waxing folliculitis is common on arms and forearms, and further biopsies are needed to understand it better.
81 citations
,
August 1979 in “Archives of Dermatology” Trichofolliculomas can sometimes be more aggressive than thought.
January 2017 in “European Journal of Dermatology” Excessive facial hair growth can indicate an underlying cancer.
6 citations
,
January 2015 in “Indian Dermatology Online Journal” PEODDN is a rare skin disorder with limited treatment options, best treated with laser therapy.
37 citations
,
September 2008 in “The American journal of surgical pathology” Hair follicle hyperplasia is common in both benign and malignant skin lymphoproliferative disorders, with a proposed new term "pseudolymphomatous adnexitis."
5 citations
,
May 2009 in “American Journal of Dermatopathology” A rare hair follicle tumor showed unusual high levels of mucin.
January 2018 in “Skin appendage disorders” A woman's hair loss was correctly diagnosed as Lichen planopilaris after initial misdiagnosis, highlighting the usefulness of trichoscopy in diagnosing hair disorders.
23 citations
,
September 2014 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Laser treatments are the most effective for porokeratotic adnexal ostial nevus.
7 citations
,
January 2017 in “International Journal of Trichology” Chemotherapy and certain hair care practices can cause severe hair matting.
1 citations
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September 2021 in “CRC Press eBooks” Frontal Fibrosing Alopecia is a hair loss condition mainly affecting postmenopausal women, with unclear causes and various clinical patterns.
17 citations
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January 2015 in “International Journal of Trichology” Frontal fibrosing alopecia may affect nails and could be a type of lichen planus, treatable with certain medications.
Early diagnosis and treatment of frontal fibrosing alopecia are crucial to prevent permanent hair loss.
26 citations
,
April 2007 in “Journal of clinical oncology”
January 2009 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with alopecia may indicate myasthenia gravis.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.