Ultrasound in cervical traumatic neuromas after neck dissection in thyroid carcinoma patients: descriptive analysis and diagnostic accuracy
Arch. endocrinol. metab. (Online)
; 67(5): e000633, Mar.-Apr. 2023. tab, graf
Article
em En
|
LILACS-Express
| LILACS
| ID: biblio-1439252
Biblioteca responsável:
BR1.1
ABSTRACT
ABSTRACT Objective:
Cervical traumatic neuromas (CTNs) may appear after lateral neck dissection for metastatic thyroid carcinoma. If they are misdiagnosed as metastatic lymph nodes (LNs) in follow-up neck ultrasound (US), unnecessary and uncomfortable fine-needle aspiration biopsy are indicated. The present study aimed to describe US features of CTNs and to assess the US performance in distinguishing CTNs from abnormal LNs. Subjects andmethods:
Retrospective evaluation of neck US images of 206 consecutive patients who had lateral neck dissection as a part of thyroid cancer treatment to assess CTN's US features. Diagnostic accuracy study to evaluate US performance in distinguishing CTNs from abnormal LNs was performed.Results:
Eight-six lateral neck nodules were selected foranalysis:
38 CTNs and 48 abnormal LNs. CTNs with diagnostic cytology were predominantly hypoechogenic (100% vs. 45%; P = 0.008) and had shorter diameters than inconclusive cytology CTNs short axis (0.39 cm vs. 0.50 cm; P = 0.03) and long axis (1.64 cm vs. 2.35 cm; P = 0.021). The US features with the best accuracy to distinguish CTNs from abnormal LNs were continuity with a nervous structure, hypoechogenic internal lines, short/long axis ratio ≤ 0.42, absent Doppler vascularization, fusiform morphology, and short axis ≤ 0.48 cm.Conclusion:
US is a very useful method for assessing CTNs, with good performance in distinguishing CTNs from abnormal LNs.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
LILACS
Tipo de estudo:
Diagnostic_studies
Idioma:
En
Revista:
Arch. endocrinol. metab. (Online)
Assunto da revista:
ENDOCRINOLOGIA
/
METABOLISMO
Ano de publicação:
2023
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Brasil