Is There Justification for Total Thyroidectomy in Low-Risk Papillary Thyroid Carcinoma? A Decision-Analysis Model

2015 ◽  
Vol 39 (11) ◽  
pp. 2707-2717 ◽  
Author(s):  
Sagit Stern ◽  
Ohad Hilly ◽  
Einav Horowitz ◽  
Moshe Leshno ◽  
Raphael Feinmesser
2019 ◽  
Vol 12 (2) ◽  
pp. 120
Author(s):  
Han Song Park ◽  
Hyoung Shin Lee ◽  
Jung Hwa Sung ◽  
Hyun Jung Hwang ◽  
Sung Won Kim ◽  
...  

Swiss Surgery ◽  
2003 ◽  
Vol 9 (2) ◽  
pp. 63-68
Author(s):  
Schweizer ◽  
Seifert ◽  
Gemsenjäger

Fragestellung: Die Bedeutung von Lymphknotenbefall bei papillärem Schilddrüsenkarzinom und die optimale Lymphknotenchirurgie werden kontrovers beurteilt. Methodik: Retrospektive Langzeitstudie eines Operateurs (n = 159), prospektive Dokumentation, Nachkontrolle 1-27 (x = 8) Jahre, Untersuchung mit Bezug auf Lymphknotenbefall. Resultate: Staging. Bei 42 Patienten wurde wegen makroskopischem Lymphknotenbefall (cN1) eine therapeutische Lymphadenektomie durchgeführt, mit pN1 Status bei 41 (98%) Patienten. Unter 117 Patienten ohne Anhalt für Lymphknotenbefall (cN0) fand sich okkulter Befall bei 5/29 (17%) Patienten mit elektiver (prophylaktischer) Lymphadenektomie, und bei 2/88 (2.3%) Patienten ohne Lymphadenektomie (metachroner Befall) (p < 0.005). Lymphknotenrezidive traten (1-5 Jahre nach kurativer Primärtherapie) bei 5/42 (12%) pN1 und bei 3/114 (2.6%) cN0, pN0 Tumoren auf (p = 0009). Das 20-Jahres-Überleben war bei TNM I + II (low risk) Patienten 100%, d.h. unabhängig vom N Status; pN1 vs. pN0, cN0 beeinflusste das Überleben ungünstig bei high risk (>= 45-jährige) Patienten (50% vs. 86%; p = 0.03). Diskussion: Der makroskopische intraoperative Lymphknotenbefund (cN) hat Bedeutung: - Befall ist meistens richtig positiv (pN1) und erfordert eine ausreichend radikale, d.h. systematische, kompartiment-orientierte Lymphadenektomie (Mikrodissektion) zur Verhütung von - kurablem oder gefährlichem - Rezidiv. - Okkulter Befall bei unauffälligen Lymphknoten führt selten zum klinischen Rezidiv und beeinflusst das Überleben nicht. Wir empfehlen eine weniger radikale (sampling), nur zentrale prophylaktische Lymphadenektomie, ohne Risiko von chirurgischer Morbidität. Ein empfindlicherer Nachweis von okkultem Befund (Immunhistochemie, Schnellschnitt von sampling Gewebe oder sentinel nodes) erscheint nicht rational. Bei pN0, cN0 Befund kommen Verzicht auf 131I Prophylaxe und eine weniger intensive Nachsorge in Frage.


BMC Surgery ◽  
2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Zhichao Xing ◽  
Yuxuan Qiu ◽  
Zhe Li ◽  
Lingyun Zhang ◽  
Yuan Fei ◽  
...  

Abstract Background To investigate the association between postoperative lymph nodes (LNs) recurrence and distinct serum thyroglobulin (Tg) levels in patients with papillary thyroid carcinoma (PTC). Methods This study included PTC patients who underwent total thyroidectomy (TT) with at least central neck dissection and then re-operated due to recurrence of LNs between January 2013 and June 2018. These patients were grouped by negative or positive serum Tg levels according to the American Thyroid Association guidelines. Results Of the 60 included patients, 49 underwent radioactive iodine (RAI) treatment. Maximum unstimulated Tg (uTg) ≥ 0.2 ng/mL were associated with larger diameter of recurrent LNs (P = 0.027), and higher rate of metastatic LNs (P < 0.001). Serum-stimulated Tg (off-Tg) ≥ 1 ng/mL (P = 0.047) and unstimulated Tg (on-Tg) ≥ 0.2 ng/Ml (P = 0.013) were associated with larger diameter of recurrent LNs. Number of metastatic LNs ≥ 8 was an independent predictor for postoperative maximum uTg ≥ 0.2 ng/mL (OR = 8.767; 95% CI = 1.392–55.216; P = 0.021). Ratio of metastatic LNs ≥ 25% was an independent predictor for off-Tg ≥ 1 ng/mL (OR = 20.997; 95% CI = 1.649–267.384; P = 0.019). Conclusion Postoperative Tg-positive status was associated with larger size of recurrent LNs. Number of metastatic LNs ≥ 8 and ratio of metastatic LNs ≥ 25% were independent predicators for uTg-positive and off-Tg-positive status, respectively.


Oral Oncology ◽  
2021 ◽  
Vol 118 ◽  
pp. 4-5
Author(s):  
Kefalogianni Thiresia ◽  
Klonaris Dionysios ◽  
Oikonomou Dimitris ◽  
Psomadaki Lydia ◽  
Mastorakis Georgios ◽  
...  

Author(s):  
Anello Marcello Poma ◽  
David Viola ◽  
Elisabetta Macerola ◽  
Agnese Proietti ◽  
Eleonora Molinaro ◽  
...  

Abstract Purpose Recent diagnostic criteria updates of the tall cell variant of papillary thyroid carcinoma (TCPTC) by the World Health Organization (WHO) have determined the inclusion of tumours with 30-49% of tall cells. However, the impact of tall cell percentage on papillary thyroid carcinoma (PTC) patients’ prognosis is still debated. We aimed to evaluate whether tall cell percentage affects patients’ outcome in the absence of aggressive features. Methods Rates of aggressive features, recurrence-free survival (RFS) and distant RFS (DRFS) (5-year median follow-up) were compared among tumours with less than 30%, 30-49% and at least 50% of tall cells. We also evaluated the impact of the new tall cell cut-off on patient management. Results Overall, 3092 tumours (15.7% of all PTC) were collected: 792 PTC had less than 30%, 503 had 30-49%, and 1797 had 50% or more tall cell areas. With the new definition of WHO, the number of TCPTC increased by 28%. There were no differences in recurrence rates according to tall cell percentage. The coexistence of BRAF and TERT promoter mutations predicted a worse RFS. Considering the new definition of TCPTC, the level of risk according to the American Thyroid Association increased from low to intermediate in 4.2% of cases. However, the recurrence rate within this subgroup was comparable to low-risk. Conclusions TCPTC and PTC with tall cell areas can be considered as a unique group with similar recurrence risk. However, whenever aggressive features are absent, tumors have a low risk of recurrence independently of tall cell percentage.


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