Clinical Practice Guidelines for Ultrasound-guided Breast Lesions and Lymph Nodes Biopsy: Chinese Society of Breast Surgery (CSBrS) Practice Guidelines 2021

Title: Clinical Practice Guidelines for Ultrasound-guided Breast Lesions and Lymph Nodes Biopsy: Chinese Society of Breast Surgery (CSBrS) Practice Guidelines 2021
Edition: Original
Classification: Standard guideline
Field: Diagnosis and Treatment
Countries and regions: China
Guidelines users:
Evidence classification method: The level of evidence grading system was developed by referring to the GRADE system combined with findings in clinical studies in China. The levels are classified as Category I, II, III, and IV to quantify the evaluation of the reliability of the evidence by experts on the compiling committees. I Based on high-level prospective randomized controlled clinical trials, observational studies or meta-analyses with large sample sizes, internationally-recognized current guidelines and consensus statements, published guidelines and consensus statements from national societies or associations, Chinese population-based studies of the above types published in SCI journals, MEDLINE journals, and Chinese series journals. II Based on low-level randomized clinical trials, well-designed non-controlled trials or cohort studies, inter-continental professional association guidelines and international conference expert consensus statements, published guidelines and consensus statements from national regional societies or associations, Chinese population-based studies of the above types published in PKU core journals. III Based on case-control studies or retrospective studies, published guidelines and consensus statements from national professional associations, and provincial societies or associations, Chinese population-based studies of the above types published in source journals for Chinese scientific and technical papers and citations. IV Based on case reports, scientific hypotheses, regional expert consensus statements and published guidelines and consensus statements from national local societies or associations, Chinese population-based studies of the above types published in non-aforementioned core journals.
Development unit: 中华医学会外科学分会乳腺外科学组
Registration time: 2021-06-07
Registration number: IPGRP-2021CN146
Purpose of the guideline: