Abstract
Background
Psoriasis is a chronic skin condition with systemic manifestations that have a detrimental impact on a patient’s quality of life, affecting social, psychological, and sexual aspects of life. Complete clearance of lesions is a meaningful end goal of treatment; however, it is often difficult for patients to achieve. In this literature review, we summarized past studies that compared patients who achieved complete clearance to those who were almost clear to highlight the effect of complete clearance on psychological distress, social stigma, self-esteem, and interpersonal relationships in adult patients with psoriasis.
Methods
A literature search was performed through the PubMed database using the keywords “clearance of psoriasis”, “complete clearance of psoriasis”, “psychological impact psoriasis”, “social impact psoriasis”, and “stigma of psoriasis”. Age (< 18) and language (only articles written in English were included) were the only exclusion criteria to include adult patients only. The information was then collected and evaluated to compare complete clearance and almost complete clearance of psoriasis.
Results
Of the patients with complete skin clearance (sPGA of 0), 61.4–91.1% reported a Dermatology Life Quality Index (DLQI) of 0, indicating no detectable impact of psoriasis on quality of life, compared to 45.7–48.3% who were almost clear. Patients who were completely clear felt psoriasis had less of an effect on their leisure activities and daily living compared to patients who were almost clear. Patient perceptions of disease severity also differed between the two groups, with the majority (65.5%) of those achieving complete clearance reporting a Psoriasis Symptom Inventory (PSI) of 0, which is consistent with their disease being “not at all severe”, compared to 32.6% of those who were almost but not completely clear. While patients with complete clearance achieve a DLQI of 0 at a higher rate than those who have only almost complete clearance, the difference in the mean DLQI between patients with sPGA of 0 (completely clear) and sPGA of 1 (almost clear) is less than the minimal clinically important difference (MCID of 3–5) of the DLQI.
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NB wrote the main manuscript text and EB, MC, and SF contributed by editing the manuscript. MC prepared Tables 1, 2 and NB, EB, and SF contributed by editing. All authors reviewed the manuscript for submission.
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Feldman has received research, speaking and/or consulting support from Eli Lilly and Company, GlaxoSmithKline/Stiefel, AbbVie, Janssen, Alovtech, vTv Therapeutics, Bristol-Myers Squibb, Samsung, Pfizer, Boehringer Ingelheim, Amgen Inc, Dermavant, Arcutis, Novartis, Novan, UCB, Helsinn, Sun Pharma, Almirall, Galderma, Leo Pharma, Mylan, Celgene, Valeant, Menlo, Merck & Co, Qurient Forte, Arena, Biocon, Accordant, Argenx, Sanofi, Regeneron, the National Biological Corporation, Caremark, Advance Medical, Suncare Research, Informa, UpToDate and the National Psoriasis Foundation. He is also the founder and majority owner of www.DrScore.com [drscore.com] and the founder and part owner of Causa Research. Nicole D. Boswell, Esther A. Balogh and Madison K. Cook have no conflicts to disclose.
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Boswell, N.D., Cook, M.K., Balogh, E.A. et al. The impact of complete clearance and almost complete clearance of psoriasis on quality of life: a literature review. Arch Dermatol Res 315, 699–706 (2023). https://doi.org/10.1007/s00403-022-02420-5
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DOI: https://doi.org/10.1007/s00403-022-02420-5