June 2023 in “JAAD case reports” The document concludes that "hot comb alopecia" is now called "central cicatricial centrifugal alopecia" and its causes are complex.
2 citations
,
May 2014 in “PubMed” A 10-year-old boy was diagnosed with a rare scalp condition causing hair loss and treated with a topical cream.
Cicatricial alopecia can progress to complete hair loss, making diagnosis and management difficult.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that a key immune pathway protecting hair follicles is reduced in a mouse model of scarring hair loss.
September 2012 in “British Small Animal Veterinary Association eBooks” The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.
1 citations
,
January 2014 in “Rinsho Shinkeigaku” Immunological treatment improved both neuropathy and alopecia.
5 citations
,
May 2021 in “BMC surgery” A man's unusual scalp folds caused by a skin condition were treated with surgery and remained unchanged two years later.
January 2023 in “Indian Dermatology Online Journal” A 23-year-old man has a benign, non-progressive hair loss patch that doesn't respond to treatment but can be cosmetically treated.
23 citations
,
November 2014 in “Anais Brasileiros de Dermatologia” Trichoscopy helps tell apart scalp lesions in pemphigus vulgaris and pemphigus foliaceus and is useful for choosing biopsy locations.
April 2012 in “Informa Healthcare eBooks” Lichen planopilaris is a rare, chronic condition causing hair loss, mainly in middle-aged women, and early treatment is important to prevent permanent baldness.
2 citations
,
March 2020 in “Skin” Using cidofovir cream for a rare skin disease can cause skin darkening.
7 citations
,
January 2013 in “Indian dermatology online journal” A rare skin condition with dark, thick, warty patches and some hair loss was found in a newborn boy.
October 2025 in “EMJ Dermatology” Histopathology is crucial for accurately diagnosing eruptive vellus hair cysts.
9 citations
,
January 2012 in “International journal of trichology” Trichostasis spinulosa can be diagnosed with a simple skin biopsy and treated with specific gels, but lesions may return after stopping treatment.
7 citations
,
March 2023 in “Lasers in Surgery and Medicine” Ablative fractional laser treatment nearly matches the gene reduction effects of topical vismodegib in skin cancer.
2 citations
,
October 1974 in “Archives of Dermatology” The woman's skin condition persisted for 20 years despite treatments.
April 2021 in “International Journal of Research in Dermatology” A child with a rare scalp condition regrew hair after treatment.
Pseudopelade is likely an independent disease due to its distinct features.
7 citations
,
July 2017 in “The Journal of Dermatology” Hair loss can occur when pemphigus foliaceus changes to pemphigus vulgaris.
23 citations
,
March 2017 in “PTR. Phytotherapy research/Phytotherapy research” Butin is effective in treating vitiligo in mice.
A 12-year-old girl was misdiagnosed with alopecia areata but actually had a nevus sebaceus with a genetic mutation.
November 2023 in “BMJ case reports” A man in his 30s had patchy hair loss on his leg due to primary follicular mucinosis.
18 citations
,
May 2006 in “Journal of Cutaneous Medicine and Surgery” Linear lichen planopilaris can affect the trunk, not just the face.
1 citations
,
April 2022 in “HCA Healthcare Journal of Medicine” Linear cutaneous lupus erythematosus on the scalp is rare, often affects young Asians, and can be treated with specific medications.
January 2024 in “Revista Dermatológica Centro Uraga” The patient has Chronic Cutaneous Lupus, a skin condition causing plaques and hair loss.
19 citations
,
July 2009 in “Clinical and Experimental Dermatology” The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.
9 citations
,
November 2004 in “SKINmed Dermatology for the Clinician” A man with hair loss developed a condition causing scarring and inflammation in both bald and non-bald areas of his scalp.
November 2025 in “The Journal of Immunology” Different γδ T cell types have unique roles in causing alopecia areata.
September 2025 in “International Journal of Medical Informatics” A machine learning model can predict scarring in lichen planopilaris using factors like vitamin D levels and diagnostic delay.
80 citations
,
March 2000 in “Journal of cutaneous pathology” The VVG stain effectively differentiates scar tissue from normal skin and helps classify types of permanent alopecia.