Sukhdeep Singh

• MD DNB MNAMS MRCP SCE Dermatology
• Senior Resident at Post Graduate Institute of Medical Education and Research

CosmoDerma 2024 • 4(137) | 1 is is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-Share Alike 4.0 License, which allows others to remix, transform, and build upon the work non-commercially, as long as the author is credited and the new creations are licensed under the identical terms. Dear Sir...

Chronic inducible urticaria (CIndU) is characterized by wheals and/or angioedema for longer than 6 weeks induced by specific triggers. The data regarding epidemiology of CIndU is scarce with limited available literature on urticaria severity, investigations, and treatment responses in CIndU compared to CSU. We performed a retrospective chart review...

We present the case of a female in her 70s who presented with a solitary verrucous plaque on her left leg accompanied by painful oral erosions. Various differential diagnoses were considered, like lichen simplex chronicus, hypertrophic lichen planus, and chromoblastomycosis. We diagnosed pemphigus vegetans (PVeg) on a nonintertriginous site through...

CosmoDerma 2024 • 4(65) | 1 is is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-Share Alike 4.0 License, which allows others to remix, transform, and build upon the work non-commercially, as long as the author is credited and the new creations are licensed under the identical terms. A 24-year...

Our case presents a rare case of verrucous discoid lupus erythematosus in a pediatric patient, with a focus on clinical and histopathological features. Our manuscript also discusses differential diagnoses, including papulonecrotic tuberculid, verrucous psoriasis, and pityriasis rubra pilaris, with a focus on histopathological clues for differentiat...

Background Drug reaction with eosinophilia and systemic symptoms (DRESS) is an idiosyncratic severe cutaneous adverse reaction that may be potentially life‐threatening. Recently, a simple scoring system for the early screening of DRESS patients was derived by combining hsCRP levels, the eosinophil count, and the total body surface area (CET score)....

We describe a rare case of severe dermatitis multiple allergies and metabolic wasting (SAM) syndrome with a novel mutation in dsg1 with histology showing psoriasiform pattern. The study underscores the importance of genetic testing for conclusive diagnosis. Treatment challenges, including unresponsiveness to acitretin and subsequent use of cyclospo...

Dear Editor, Leprosy, primarily affecting skin and nerves, is a slowly progressing infectious disease caused by Mycobacterium leprae and Mycobacterium lepromatosis.¹ Diagnosis is typically based on WHO cardinal signs, including hypopigmented or erythematous lesions with sensory loss, nerve thickening with impaired function, and acid fast bacilli (A...

This letter discusses an unusual presentation of Papillon–Lefèvre syndrome (PLS) in a 23-year-old male, featuring recalcitrant pyoderma gangrenosum-like ulcers, a symptom not previously associated with PLS. Genetic testing identified a novel homozygous pathogenic variant in the Cathepsin C (CTSC) gene responsible for PLS, highlighting the importanc...

A woman in her 40 s presented with bluish discoloration of palms for 4 years. She also had multiple large joint pains (shoulders and knees) and stiffness of back limiting her mobility. Another woman in her 40 s who presented with bluish discolouration of palms and soles, progressive backache and knee, ankle and shoulder joint pains for 9 years.

This Athena is about a 45-year-old man who presented with a 1-year-history of recurrent tense fluid filled lesions over his both forearms, hands, feet and face associated with scarring and pigmentary changes. He had history of regular alcohol intake (>3 units/week). A biopsy for histopathology and direct immunofluorescence (DIF) of the lesion revea...

Background Erythema nodosum leprosum (ENL) is an immunologically mediated phenomenon complicating the course of leprosy. Reverse Koebner phenomenon is the term used to describe the sparing of previously injured or diseased skin by new skin lesions of the disease. Methods A middle-aged woman with a known case of lepromatous leprosy for the past yea...