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This case report identified a distinct pattern of scarring alopecia with folliculocentric noncaseating granulomas, linked with granulomatous dermatitis in the breast, as a potential cutaneous manifestation of rheumatoid arthritis.

Upadacitinib effectively treats pyoderma gangrenosum.

In this study, a 5-year-old Angus bull experienced systemic granulomatous disease and vasculitis potentially associated with grazing on hairy vetch, but other bulls in the same pasture showed no symptoms, suggesting variability in disease manifestation from similar exposures.

An elderly man with skin amyloidosis and abnormal blood proteins was monitored without finding widespread disease after 18 months.

A benign tumor developed at a girl's BCG vaccination site, not previously linked to the vaccine.

This case report details an instance of Wolf's isotopic response, where a 76-year-old patient developed keloids at the site of a previous herpes zoster infection, highlighting the unclear pathogenesis and theoretical explanations for such occurrences.

This review examines trichodysplasia spinulosa, a rare virus-linked skin condition in immunosuppressed individuals, noting its clinical features and highlighting antiviral treatment efficacy, without new clinical results.

This report describes the first documented case of bullous pyoderma gangrenosum developing on a cesarean section scar, which improved rapidly with oral prednisolone.

This study focused on equine sarcoid, the most common tumor in horses, and described its types, clinical signs, and histopathological characteristics such as hyperkeratosis and changes in the hair follicle and dermis.

This study concluded that myositis in the reported case was caused by T-cell large granular lymphocytic leukemia, not dermatomyositis.

In this case report, a 64-year-old Thai woman with a history of misdiagnosed eczema or folliculitis was ultimately found to have granular parakeratosis of the eccrine ostium, leading to significant symptom improvement once accurately diagnosed and advised to avoid excessive heat and moisture.

This study found that while the combination of oral propranolol and intradermal injections in guinea pigs led to psoriasiform changes, it did not fully mimic psoriasis.

This study found that 90% of African pygmy hedgehogs at Golden Dhonje Farm in Bogor District were affected by potential zoonotic fungi, including Scopulariopsis sp. and Penicillium sp.

Granuloma faciale can occur on the scalp, especially in people with advanced hair loss, and may improve with treatment.

This case report describes a 35-year-old man with Malassezia folliculitis occurring alongside granuloma annulare and alopecia areata, which had not been previously documented together.

This source reports a rare case of a 10-year-old child developing periorbital milia as an unusual cutaneous manifestation of chronic graft-versus-host disease following allogeneic stem cell transplantation, suggesting that immune-mediated epidermal disruption may lead to milia formation.

This report observed a case of pilomatrixoma appearing at the COVID-19 vaccination site of a 65-year-old man, aligning with previous findings that suggest a potential association between vaccination sites and this benign tumor.

This study found that intrathymic injection of recipient-type splenocytes into donor rats, combined with antilymphocyte antiserum, effectively prevented graft-versus-host disease for up to 300 days.

This case report describes a 9‐year‐old red panda with progressive hair loss linked to bilateral granulosa cell tumors, suggesting an underlying endocrine abnormality.

This case report describes a 78-year-old farmer with idiopathic pulmonary fibrosis who developed cutaneous Alternaria alternata infections, which improved with reduced prednisolone and itraconazole treatment, with no recurrence after two years.

This study presents a case of a 67-year-old immunocompromised woman with ulcerated genital and perianal lesions diagnosed as herpesvirus-induced dermatovirosis, highlighting the importance of considering viral infections in differential diagnoses and the potential for resistance to typical antiviral treatments.

This case report describes an unusual instance of eruptive syringomas in a 25-year-old man, persisting for about 10 years, which is atypical given the patient's sex and the condition's usual presentation.

This study describes a functional disorder in the ovary, known as stromal hyperplasia, characterized by the proliferation of ovarian stroma and luteinization of stromal cells, which is linked to excessive androgen production and elevated testosterone levels.

This article reports on a typical case of lichen planopilaris with foreign-body granulomas around hair shaft material, suggesting these may be an additional criterion for diagnosing late-stage LPP/FFA.

In this report, a case of a bullous lesion developed at the injection site in a patient treated with PEG-IFN-α-2a for chronic hepatitis C was described.

This study describes a case where immunochemotherapy, including chlorambucil and rituximab, successfully reversed agranulocytosis and other Waldenström's macroglobulinemia symptoms, indicating a possible connection between the two.

In this report, a 46-year-old woman's sudden diffuse hair loss was diagnosed as granulomatous alopecia areata, with spontaneous hair regrowth observed after two months. This case highlights that granulomatous inflammation should not exclude the diagnosis of alopecia areata, emphasizing the importance of clinicopathological correlation.

In this case report, a 56-year-old man developed acute granulomatous interstitial nephritis following Moderna Covid-19 vaccination, with his kidney function improving after steroid treatment but declining upon cessation; the report suggests a vaccine-related cause given his atypical clinical course.

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In this case report, researchers described a rare association of Pyoderma Gangrenosum with Neurofibromatosis, noting the occurrence of bone marrow suppression and acute Telogen Effluvium after treatment with Azathioprine, underlining the importance of monitoring for myelosuppression.