Research & Academia
My academic interests span clinical dermatology, procedural dermatology and evidence-based patient care, with a particular focus on acne and acne scarring, lasers, pigmentary disorders, pediatric dermatology, hair disorders, chronic urticaria and eczema.
Peer-reviewed research
01Journal of Cosmetic and Laser Therapy · 2026
A comparative clinical study evaluating fractional CO₂ laser alone versus fractional CO₂ laser combined with subcision for the treatment of atrophic facial acne scars.
The study originated from my MD Dermatology thesis and was recognized with the IADVL PG Thesis Award Paper 2025.
Johnson RA, Viswanath V.
cosmoDerma
Johnson RA, Prithviraj HT, Swaroop MR, Monisha R, Karthick KS, Poornima SH.
IP Indian J Clin Exp Dermatol. 11(1):33-8 · 2025
Yogesh D, Johnson RA, Panigrahi S, Reddy HK, Thomas R, Kumar KKS, Govindaraju N, Hosmani J.
IP Indian J Clin Exp Dermatol. 11(2):278-283 · 2025
Focus areas
Clinical and procedural approaches to acne and atrophic acne scars, including combination treatment strategies and optimization of outcomes.
Fractional CO₂ laser, Q-switched Nd:YAG laser and other procedure-based approaches in acne scarring, pigmentation and aesthetic dermatology.
Clinical evaluation and evidence-based management of hyperpigmentation, melasma and other disorders of pigmentation.
Genodermatoses, inflammatory dermatoses and challenging dermatological presentations in children.
Clinical evaluation and management of alopecia and other disorders affecting the hair and scalp.
Academic interests include chronic urticaria, eczema and contact dermatitis, with an emphasis on practical, evidence-based and accessible patient care.
Ongoing work
My ongoing academic work includes clinical research, case-based publications and academic projects across procedural dermatology, pediatric dermatology, chronic urticaria, eczema and uncommon dermatological presentations.