Ultrasonography predicts the results of labial salivary gland biopsy in patients with suspected Sjögren’s syndrome: a matrix risk model

Autor: Ying-Qian Mo, Shao-Yun Hao, Qian-Hua Li, Jin-Jian Liang, Yi Luo, Yu-Qing Lan, Jiang-Long Zhong, Jun-Wei Wang, Xue-Pei Zhang, Wen-Ke Huang, Lie Dai
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Therapeutic Advances in Musculoskeletal Disease, Vol 13 (2021)
Druh dokumentu: article
ISSN: 1759-7218
1759720X
DOI: 10.1177/1759720X211010592
Popis: Objective: Although a positive result of labial salivary gland biopsy (LSGB) is critical for the diagnosis of Sjögren’s syndrome, rheumatologists prefer assessing the non-invasive objective items and hope to learn the predicted probability of positive LSGB before referring patients with suspected Sjögren’s syndrome to receive biopsy. This study aimed to explore the predictive value of combined B-mode ultrasonography (US) and shear-wave elastography (SWE) examination on LSGB results. Methods: A derivation cohort and later a validation cohort of patients with suspected Sjögren’s syndrome were recruited. All participants received clinical assessments, B-mode US and SWE examination on bilateral parotid and submandibular glands before LSGB. Positive LSGB was defined by a focus score ⩾1 per 4 mm 2 of glandular tissue. Results: In the derivation cohort of 91 participants, either the total US scores or the total SWE values of four glands significantly distinguished patients with positive LSGB from those with negative results (area under the curve (AUC) = 0.956, 0.825, both p
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