October 2024 in “Skin Research and Technology” Pili annulati causes zebra-striped hair but doesn't affect hair strength or quality of life.
2 citations
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August 2021 in “Skin appendage disorders” White piedra is a rare hair infection treated with oral and topical antifungals.
January 2009 in “Repositório Científico do Instituto Politécnico de Viseu (Instituto Politécnico de Viseu)” The skin lesion was diagnosed as a matrical cyst with unusual features.
December 2025 in “Portuguese Journal of Dermatology and Venereology” Erosive palmoplantar lichen planus in North-East India mainly affects the feet and often involves nails, with unique inflammatory skin changes.
4 citations
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January 2020 in “Dermatology Online Journal” Congenital atrichia with papular lesions causes permanent hair loss and skin bumps due to a gene mutation.
7 citations
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January 2014 in “International Journal of Trichology” Primary idiopathic pseudopelade of Brocq causes gradual, scarring hair loss with no effective treatment.
7 citations
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March 2019 in “Journal of The European Academy of Dermatology and Venereology” A man developed a skin reaction from metronidazole, which improved after stopping the drug and starting steroids.
3 citations
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August 2017 in “Clinical case reports” A rare skin condition causes red and dark patches on the face and limbs.
3 citations
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August 2019 in “International Journal of Dermatology” Dermoscopy is useful for diagnosing lichen planopilaris and certain features may relate to disease duration, age, and gender.
10 citations
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July 2001 in “PubMed” A new type of pachyonychia congenita may exist, caused by a different keratin mutation.
1 citations
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January 2014 in “Indian journal of dermatology, venereology, and leprology” Papular mucinosis can cause eyebrow hair loss, but treatment can lead to regrowth.
91 citations
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November 1987 in “Archives of Dermatology”
January 2021 in “Nasza Dermatologia Online” Plica polonica is a rare condition where hair becomes irreversibly tangled, and the treatment is to cut the matted hair.
February 2006 in “Journal of The American Academy of Dermatology” Most patients with anal Pemphigus Vulgaris had repeated episodes but fully recovered with treatment, without long-term problems.
7 citations
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June 2019 in “Australasian Journal of Dermatology” Elderly men with a scalp condition healed in about 26 days using specific creams and dressings, with no return of the condition in 6 months.
January 2006 in “International water power & dam construction” Nevus comedonicus can appear later in life and affect both eyelids.
November 2024 in “Cureus” Scalp edema may be a new variant of conditions reacting to scarring alopecia like LPP.
April 2018 in “Journal of Investigative Dermatology” People with palmoplantar pustulosis, especially with bone issues, have different mouth bacteria compared to healthy people.
99 citations
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January 2004 in “Journal of Biological Chemistry” Methylprednisolone helps skin cells stick together better in pemphigus vulgaris.
April 2025 in “Health Science Reports” PRP treatment improved skin pigmentation and appearance in facial lichen planus pigmentosus.
12 citations
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November 2022 in “Archives of Dermatological Research” COVID-19 can directly trigger certain skin conditions like pustular dermatoses due to an inflammatory response.
September 2025 in “Cureus” Plica neuropathica can occur with diffuse alopecia and should be considered in diagnosis.
7 citations
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October 2012 in “Anais Brasileiros de Dermatologia” A patient had both white piedra and head lice, showing their differences.
21 citations
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April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
November 2022 in “Journal of Investigative Dermatology” ILC1-like cells can cause alopecia areata by themselves.
September 2016 in “European Journal of Pediatric Dermatology/PD. European journal of pediatric dermatology” Ulerythema ophryogenes causes hair thinning and inflammation, with limited treatment options.
9 citations
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April 2020 in “Journal of Cosmetic Dermatology” Immune checkpoint inhibitors can cause scalp inflammation and hair follicle issues.
March 2023 in “International Journal of Dermatology” Non-itchy rashes can indicate serious diseases like lupus.
1 citations
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August 2021 in “Pediatrics in review” A 10-year-old girl had genital pain from a small, red, crusty mass on her labia.
39 citations
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January 2006 in “Journal of Cosmetic and Laser Therapy” Pneumatic Skin Flattening (PSF) significantly reduces pain during laser and IPL hair removal.