119 citations
,
October 2011 in “Journal of Veterinary Internal Medicine” Rhodococcus equi causes severe pneumonia in young foals, and effective vaccines are needed due to foals' weak immune responses.
10 citations
,
January 2018 in “International journal of trichology” Eruptive vellus hair cysts are rare and often misdiagnosed, requiring biopsy for accurate diagnosis.
December 2025 in “SAS Journal of Medicine” Trichofolliculoma is a rare, benign scalp tumor that can be cured by surgical removal.
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.
2 citations
,
April 2023 in “American Journal of Dermatopathology” CCCA may involve the PD1/PDL1 pathway and increased caspase 3, leading to permanent hair loss.
Accurate diagnosis is crucial for effective treatment of similar hair loss conditions.
2 citations
,
February 1981 in “Journal of the Royal Society of Medicine” A three-year-old girl survived a rare serious infection caused by BCG vaccination, which improved after treatment with a leprosy drug.
17 citations
,
July 2013 in “Amino Acids” Increased ODC activity leads to skin tumors by recruiting stem cells, not by toxic byproducts.
February 2026 in “Cureus” Ciclosporin can cause excessive hair growth even with testosterone blockers.
4 citations
,
April 2024 in “Animals” Copaiba oil and multivitamin emulsion can effectively treat allergic dermatitis in donkeys caused by Culicoides bites.
July 1976 in “Archives of Dermatology” Sun exposure and corticosteroid use are linked to a skin condition, aseptic necrosis can happen with different wart treatments, and hair loss might be caused by hormone injections and dieting.
65 citations
,
March 2004 in “Journal of Clinical Investigation” Inhibiting ornithine decarboxylase may help prevent certain skin cancers.
October 2016 in “Veterinary record case reports” A cat had a rare skin disorder with hair loss and scaling, linked to a suspected tumor.
October 2025 in “Journal of the Endocrine Society” Rathke’s cleft cysts can rarely cause Cushing disease, and surgery can improve symptoms.
26 citations
,
December 1979 in “Journal of Cutaneous Pathology” Seborrheic keratoses may partly come from hair follicle cells.
March 2024 in “Residência Pediátrica” An infant developed excessive hair growth after a bone marrow transplant and cyclosporine treatment.
29 citations
,
September 2014 in “American Journal of Dermatopathology” Horizontal sections of scalp biopsies are good for diagnosing Central Centrifugal Cicatricial Alopecia and help customize treatment.
5 citations
,
May 2009 in “American Journal of Dermatopathology” A rare hair follicle tumor showed unusual high levels of mucin.
11 citations
,
January 2014 in “Indian journal of dermatology, venereology, and leprology” Trichosporon inkin and Trichosporon mucoides can cause white piedra on scalp hair.
12 citations
,
June 2012 in “Revista da Sociedade Brasileira de Medicina Tropical” A family had a rare fungal infection called white piedra, identified as Trichosporon inkin.
5 citations
,
April 2019 in “Veterinary Dermatology” Cats infested with Lynxacarus radovskyi can lose hair without inflammation, treatable with selamectin.
3 citations
,
January 2004 in “Journal of Wildlife Diseases” A deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.
28 citations
,
January 1986 in “International Journal of Dermatology” A pregnant woman developed a rash caused by a yeast infection, not acne.
67 citations
,
May 2019 in “British Journal of Dermatology” People with mycosis fungoides/Sézary syndrome have a much lower quality of life.
1 citations
,
May 2019 in “Veterinarski arhiv” The yeast found in a sea lion's skin lesion was almost identical to that on healthy skin, suggesting environmental factors may affect fungal growth and the cause of the lesion is unclear.
7 citations
,
December 2016 in “British Journal of Dermatology” The report suggests that hair loss in Cronkhite-Canada syndrome may be caused by alopecia areata incognita, as shown by a patient's improvement with treatment.
January 2026 in “Clinical Case Reports” A 6-year-old girl had both monilethrix and trichorrhexis nodosa, causing brittle hair, with minimal improvement from treatment.
3 citations
,
January 2017 in “Acta Dermato Venereologica” Lipid-antigen stimulation may play a role in folliculotropic mycosis fungoides.
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.
4 citations
,
February 2018 in “Annales de Dermatologie et de Vénéréologie” Onychomatricome is a benign nail tumor with specific dermoscopic features that help distinguish it from cancer.