Lichen planus (LP) is a chronic, immune-mediated dermatosis, clinically characterized by the classic “5 P’s”: pruritic, purplish, polygonal, planar papules, and plaques. While typically LP is idiopathic, the Koebner phenomenon may trigger LP by trauma, infections, medications, or foreign substances such as, in this case, tattoo pigments. A 27-year-old Filipino male presented with a 10-month history of intensely pruritic papules and plaques involving both tattooed and adjacent nontattooed regions of the forearms. Lesions initially appeared as papules along the tattoo margins approximately 1 year after tattoo placement and subsequently, spreading to form confluent plaques. Despite multiple courses of high-potency topical corticosteroids, symptoms persisted with progressive lesion thickening. Dermoscopy was performed, but the findings did not conclusively indicate LP; therefore, a biopsy was done to confirm LP. Owing to the extent of involvement and lack of steroid response, the therapy was transitioned to tacrolimus 0.1% ointment applied twice daily. The patient experienced a marked reduction in pruritus, flattening of papules, residual postinflammatory erythema, and no reported adverse effects within 2 weeks. This case highlights the therapeutic potential of topical calcineurin inhibitors in managing LP, particularly in cases where there is resistance to corticosteroids. Tacrolimus 0.1% ointment may present a safe and effective alternative for disseminated or steroid-refractory LP, warranting consideration in clinical practice.

Human ; Male ; Adult: 25-44 Yrs Old ; Adrenal Cortex Hormones ; Inflammation ; Lichen Planus ; Tacrolimus ; Treatment ; Tattoo

Objectives: In the Philippines, there has been a lack of information on the concordance between classifications of Hansen’s disease or leprosy clinically, histopathologically, and with AFS results. The study ultimately aimed to determine the concordance between the clinical diagnosis, histopathological results, and AFS results of patients with leprosy seen at the Dr. Jose N. Rodriguez Memorial Hospital and Sanitarium (DJNRMHS). Methods This is a descriptive, retrospective, single-center study conducted at the DJNRMHS, a tertiary government hospital and one of the last remaining sanitaria in the country located in northern Metro Manila in the Philippines. The study reviewed and included all the patient records from the years 2017-2019 which included skin biopsy results and slit-skin smear with AFS. Leprosy patients were then classified based on the following classifications: World Health Organization (WHO) and Ridley-Jopling classifications; and the concordance of clinical diagnosis vs the histopathologic findings and clinical diagnosis vs AFS results were determined using kappa testing.
Leprosy ; Biopsy

Objectives: In the Philippines, there has been a lack of information on the concordance between classifications of Hansen’s disease or leprosy clinically, histopathologically, and with AFS results. The study ultimately aimed to determine the concordance between the clinical diagnosis, histopathological results, and AFS results of patients with leprosy seen at the Dr. Jose N. Rodriguez Memorial Hospital and Sanitarium (DJNRMHS). Methods This is a descriptive, retrospective, single-center study conducted at the DJNRMHS, a tertiary government hospital and one of the last remaining sanitaria in the country located in northern Metro Manila in the Philippines. The study reviewed and included all the patient records from the years 2017-2019 which included skin biopsy results and slit-skin smear with AFS. Leprosy patients were then classified based on the following classifications: World Health Organization (WHO) and Ridley-Jopling classifications; and the concordance of clinical diagnosis vs the histopathologic findings and clinical diagnosis vs AFS results were determined using kappa testing.
Leprosy ; Biopsy

This is the case of a 71-year-old Filipino female from Caloocan with a history of Hansen’s disease, treated (1980) who presented with generalized crusted plaques. Clinical and histopathological examination revealed crusted (Norwegian) scabies. Crusted scabies is a rare condition and diagnosis is often delayed; this condition is treated with systemic broad spectrum antiparasitic agents. Despite the common prevalence of scabies, its atypical forms are often overlooked and neglected which oftentimes does affect the patients' well-being. Keywords: infection; skin diseases; leprosy; parasitic; crusted scabies; case report
Infections ; Skin Diseases ; Leprosy