November 2023 in “BMJ case reports” A man in his 30s had patchy hair loss on his leg due to primary follicular mucinosis.
42 citations
,
June 2012 in “Clinical and Experimental Dermatology” Black dots under trichoscopy can appear in different hair and scalp conditions, not just in alopecia areata.
Alopecia areata causes patchy hair loss but hair can regrow on its own.
16 citations
,
February 2018 in “Journal of The American Academy of Dermatology” Scalp biopsies from dermatomyositis patients show chronic hair loss without scarring, with mucin and blood vessel changes being very common.
94 citations
,
October 2017 in “International Journal of Dermatology” Lichen planus pigmentosus causes dark skin patches and is treated by avoiding triggers and using anti-inflammatory medications.
3 citations
,
July 2022 in “Indian Journal of Dermatology” ALEP is a drug-triggered skin reaction with pustules that clears up in a week after stopping the drug.
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.
July 2025 in “Journal of Investigative Dermatology” Machine learning can help identify biomarkers for personalized Pemphigus vulgaris treatment.
21 citations
,
December 2006 in “Archives of dermatology” A kidney transplant patient developed pink skin bumps with spiny centers on her face and limbs.
34 citations
,
July 2013 in “Clinical Cosmetic and Investigational Dermatology” Erosive pustular dermatosis is a rare skin disease that's hard to treat and affects the scalp or legs.
December 2023 in “Clinical, cosmetic and investigational dermatology” The study found that white hair in vitiligo has specific patterns and structures, which vary with the stage of the disease and may be similar to another hair condition.
34 citations
,
June 2007 in “The Journal of Dermatology” Most Korean systemic lupus erythematosus patients experienced hair loss, often as non-scarring diffuse hair loss, with non-scarring patch alopecia also common.
1 citations
,
June 2020 in “IP Indian journal of clinical and experimental dermatology” Yellow dots were the most common sign of alopecia areata found using trichoscopy.
21 citations
,
January 2008 in “Indian Journal of Dermatology Venereology and Leprology”
January 2014 in “Pathology” Non-scarring hair loss can be diagnosed with two 4mm punch biopsies, one cut vertically and the other transversely.
22 citations
,
December 2003 in “Veterinary clinical pathology” The Persian cat has a skin infection caused by a fungus, treatable with antifungal medication.
4 citations
,
January 2010 in “Journal of Veterinary Medical Science” The analyses helped identify different skin diseases in the two dogs.
January 2026 in “Advances in Dermatology and Allergology” Alopecia areata may be linked to changes in small blood vessels.
1 citations
,
January 2020 in “Skin Appendage Disorders” Treatment with methotrexate and prednisolone led to complete hair regrowth and no relapse for 2 years.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
34 citations
,
December 2011 in “The Journal of Dermatology” A unique type of lupus panniculitis causes reversible hair loss on the scalp in East Asians.
36 citations
,
December 2004 in “British Journal of Dermatology” The cyst had unusual keratin spherules and resembled bone marrow.
4 citations
,
January 2012 in “Springer eBooks” The document concludes that signs of male and female pattern baldness include uneven hair thickness, yellow spots, skin discoloration around hair follicles, more thin and soft hairs, and many hair follicles with just one hair.
April 2023 in “Dermatologica Sinica” The Pemphigus Disease Area Index and Autoimmune Bullous Skin Disorder Intensity Score are the best tools for assessing pemphigus severity.
September 2024 in “Dermatologica Sinica” Ponatinib can cause a rare skin reaction that resolves with topical treatment and temporary drug discontinuation.
76 citations
,
June 2008 in “Journal of the American Academy of Dermatology” The conclusion is that certain scalp tissue changes are characteristic of lichen planopilaris, with mucinous perifollicular fibroplasia being a new feature for diagnosis.
April 2024 in “International Journal of Women’s Dermatology” Lichen planopilaris should be considered in diagnosing scarring hair loss in Black women.
A rare case of a benign hair follicle tumor with unusual skin changes highlights the need for timely diagnosis to prevent potential cancer.
5 citations
,
February 2005 in “Journal of the American Academy of Dermatology” Focal palmoplantar callosities may help diagnose non-Herlitz junctional epidermolysis bullosa.
March 2025 in “American Journal of Medical Genetics Part A” A rare genetic variant linked to skin cysts was found in blood DNA, suggesting its role in cyst formation.