29 citations
,
July 2008 in “British Journal of Dermatology” The patient had paraneoplastic pemphigus without mucosal involvement.
11 citations
,
November 2019 in “The FASEB Journal” A mutation in the MAP2 gene causes reduced hair follicle density, leading to hairlessness.
2 citations
,
July 2020 in “Giornale italiano di dermatologia e venereologia” A woman with frontal fibrosing alopecia experienced unusual hair growth after using a specific topical lotion.
1 citations
,
September 2017 in “BMJ” The man has a disease causing skin patches, thickened nerves, and mild muscle weakness.
1 citations
,
September 2015 in “Serbian Journal of Dermatology and Venereology/Serbian Journal of Dermatology and Venerology” A 19-year-old male had two rare skin conditions causing scarring and permanent hair loss.
December 2025 in “JEADV Clinical Practice” A woman with hair loss condition experienced rare hair color return, suggesting it might help diagnose the condition.
75 citations
,
September 1985 in “Archives of dermatology” Two boys had a rare skin condition needing to be differentiated from similar disorders, with unclear inheritance due to few cases.
13 citations
,
November 1985 in “International Journal of Dermatology” The study found clear differences in lesion distribution and microscopic features among trichostasis spinulosa, keratosis pilaris, and eruptive vellus hair cysts.
35 citations
,
August 2009 in “Journal of the American Academy of Dermatology” Melanocytes might be targeted by the immune system in people with alopecia areata, but more research is needed.
December 2022 in “Laboratory Animal Research” Trichoblastomas in aged house musk shrews show unique features and may involve serum amyloid A in inflammation.
24 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” SMP is a medical tattoo for hair loss, improving appearance and camouflaging scars, but requires skill and has limitations.
2 citations
,
January 2002 Melanin and melanocytes contribute to the brown pigmentation in stasis dermatitis.
March 2021 in “CRC Press eBooks” The document concludes that different patterns of hair thickness and scalp changes can help diagnose types of non-scarring hair loss.
January 2010 in “Journal of Yangzhou University” Sulfated fucans promote hair growth in mice by speeding up the growth phase and delaying the rest phase.
5 citations
,
July 2014 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Latanoprost eye drops caused excessive hair growth and eyelash whitening in a woman.
1 citations
,
October 2024 in “Indian Dermatology Online Journal” PRP injections for hair loss may cause scalp nodules that can persist but often regress on their own.
February 2022 in “Brazilian Journal of Health Review” Most cases were lichen planus pigmentosus, highlighting the need for accurate diagnosis for proper treatment.
January 2017 in “Enlighten: Publications (The University of Glasgow)” Activating β-catenin and inactivating PTEN cause follicular tumors, not papillomas, similar to those in Cowden’s Disease.
1 citations
,
June 2014 in “International Journal of Dermatology” Pregnancy can trigger follicular mucinosis, which may resolve after delivery.
105 citations
,
December 2009 in “Archives of dermatology” A specific drug can help treat Lichen Planopilaris, a condition causing permanent hair loss.
13 citations
,
June 2011 in “PubMed” The patient improved significantly after treatment, with only one small scar remaining.
September 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Some hair growth cells remain in partially bald areas of Indian men with hair loss.
March 2026 in “South Asian Research Journal of Medical Sciences” Removing keratin plugs and ingrown hairs improved scalp inflammation.
April 2012 in “Journal of evolution of medical and dental sciences” No effective treatment exists to stimulate hair growth in atrichia with papular lesions.
December 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” New cells join the hair's dermal papilla during the growth phase, possibly affecting hair thickness.
109 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.
15 citations
,
January 2012 in “International Journal of Trichology” Hair casts on the scalp may be a sign of ongoing pemphigus vulgaris and could suggest a need to adjust treatment.
11 citations
,
November 1996 in “Pediatric dermatology” Trichostasis spinulosa can look like acne but usually affects adults, not children.
19 citations
,
January 2008 in “Journal of Pharmacy and Pharmacology” Porcine hair follicles can effectively model human hair follicles for drug absorption.
7 citations
,
October 2017 in “Journal of exotic pet medicine” A guinea pig with ovarian cysts had a uterine infection and abnormal uterus lining due to a piece of hay inside it.