Robert S Zeiger, Kevin Y Tse, Qiaowu Li, Mary Saparudin, Sahar S Al-Salman, Eric J Puttock, Kerri Miller, Dakota Powell, Benjamin Lampson, Erin Sullivan, Wansu Chen
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引用次数: 0
Abstract
Background: Indolent systemic mastocytosis (ISM), the most frequent subtype of systemic mastocytosis, requires better understanding.
Objective: To better understand the diagnostic journey, symptom severity, impact on quality of life and work/activities, and health care utilization of ISM.
Methods: Survey data were collected from 40 adults with documented ISM meeting World Health Organization 2016 criteria, including validated questionnaires (ISM Symptom Assessment Form [ISM-SAF] and Short Form Quality of Life Survey [SF-12v1]). Spearman correlation coefficients determined the associations between the ISM-SAF Total Symptom Score (TSS) and SF-12v1 scores. ISM burden was compared based on moderate/severe compared with mild TSS scores using Kruskal-Wallis and Fisher exact tests.
Results: Patients were aged 56.0 ± 13.0 years, 65.0% female, 62.5% White, and 22.5% Hispanic patients. ISM diagnosis took >2 years in 40%, required ≥6 visits in 47.5%, and was considered moderately/extremely difficult in 50% of patients. Nearly half experienced symptoms daily and rated severity somewhat/significantly worsened since diagnosis. The overall TSS was 27.4 ± 16.2 (mean ± standard deviation). SF-12 Physical Component Summary (PCS) (46.7 ± 11.4) and Mental Component Summary (MCS) (47.6 ± 10.2) scores were lower than the general population score of 50. Moderate correlations (P < .001) were found between TSS and the PCS (ρ = -0.6406; P < .001) and MCS (ρ = -0.5104; P < .001). Compared with patients with mild severity (TSS < 28; n = 21), patients with moderate/severe severity (TSS ≥ 28; n = 19) evidenced significantly higher skin and gastrointestinal symptom scores (both, P ≤ .001). ISM's impact on ability to work for pay was associated with TSS (P = .004). Symptom-directed treatment had limited effect.
Conclusion: ISM was self-reported as a burdensome condition in half the patients that markedly affected daily living.
期刊介绍:
JACI: In Practice is an official publication of the American Academy of Allergy, Asthma & Immunology (AAAAI). It is a companion title to The Journal of Allergy and Clinical Immunology, and it aims to provide timely clinical papers, case reports, and management recommendations to clinical allergists and other physicians dealing with allergic and immunologic diseases in their practice. The mission of JACI: In Practice is to offer valid and impactful information that supports evidence-based clinical decisions in the diagnosis and management of asthma, allergies, immunologic conditions, and related diseases.
This journal publishes articles on various conditions treated by allergist-immunologists, including food allergy, respiratory disorders (such as asthma, rhinitis, nasal polyps, sinusitis, cough, ABPA, and hypersensitivity pneumonitis), drug allergy, insect sting allergy, anaphylaxis, dermatologic disorders (such as atopic dermatitis, contact dermatitis, urticaria, angioedema, and HAE), immunodeficiency, autoinflammatory syndromes, eosinophilic disorders, and mast cell disorders.
The focus of the journal is on providing cutting-edge clinical information that practitioners can use in their everyday practice or to acquire new knowledge and skills for the benefit of their patients. However, mechanistic or translational studies without immediate or near future clinical relevance, as well as animal studies, are not within the scope of the journal.