Ectopic ACTH-Mediated Cushing Syndrome (CS) from Sporadic Medullary Thyroid Cancer (MTC): An Immunohistochemical (IHC) Confirmation Study

2011 ◽  
pp. P3-66-P3-66
Author(s):  
Venkata G Budharaju ◽  
James R Howe ◽  
Patricia Kirby ◽  
Robert A Robinson ◽  
Kalman Kovacs ◽  
...  
2016 ◽  
Vol 62 (4) ◽  
pp. 45-49
Author(s):  
Evgenia I. Marova ◽  
Ludmila Ya. Rozhinskaya ◽  
Iya A. Voronkova ◽  
Oleg V. Remizov ◽  
Anna I. Zavalishina ◽  
...  

Medullary thyroid cancer with ectopic ACTH production - the disease is extremely rare. The literature describes only a few cases of this disease. Rare ectopic ACTH syndrome caused by medullary thyroid cancer, and the diversity of the clinical picture are responsible for numerous diagnostic errors leading to ineffective treatment. In this regard, we consider it expedient to share our own experience in this area.


2014 ◽  
Vol 99 (9) ◽  
pp. 3055-3059 ◽  
Author(s):  
A. A. Nella ◽  
M. B. Lodish ◽  
E. Fox ◽  
F. M. Balis ◽  
M. M. Quezado ◽  
...  

2019 ◽  
Author(s):  
Tanja Režić ◽  
Ana Matijaca ◽  
Tanja Škorić Polovina ◽  
Srećko Marušić ◽  
Vlatka Pandžić Jakšić

Author(s):  
Ayanthi A Wijewardene ◽  
Sarah J Glastras ◽  
Diana L Learoyd ◽  
Bruce G Robinson ◽  
Venessa H M Tsang

Summary Medullary thyroid cancer (MTC) is a rare neuroendocrine tumour that originates from the parafollicular cells of the thyroid gland. The most common presentation of MTC is with a single nodule; however, by the time of diagnosis, most have spread to the surrounding cervical lymph nodes. Cushing’s syndrome is a rare complication of MTC and is due to ectopic adrenocorticotrophic hormone (ACTH) secretion by tumour cells. Cushing’s syndrome presents a challenging diagnostic and management issue in patients with MTC. Tyrosine kinase inhibitors (TKI) previously used for the management of metastatic MTC have become an important therapeutic option for the management of ectopic ACTH in metastatic MTC. The article describes three cases of ectopic ACTH secretion in MTC and addresses the significant diagnostic and management challenges related to Cushing’s syndrome in metastatic MTC. Learning points: Medullary thyroid cancer (MTC) is a rare neuroendocrine tumour. Cushing’s syndrome is a rare complication of MTC that has a significant impact on patients’ morbidity and mortality. Tyrosine kinase inhibitors (TKI) provide an important therapeutic option for the management of ectopic ACTH in metastatic MTC.


2018 ◽  
Vol 24 ◽  
pp. 273-274
Author(s):  
Corin Badiu ◽  
Mara Baet ◽  
Ruxandra Dobrescu ◽  
Andra Caragheorgheopol ◽  
Corneci Cristina

1986 ◽  
Vol 25 (06) ◽  
pp. 227-231 ◽  
Author(s):  
Chr. Eilles ◽  
W. Spiegel ◽  
W. Becker ◽  
W. Börner ◽  
Chr. Reiners

The monoclonal anti-CEA F(ab’)2 fragment MAb BW 431/31, labelled with 123I or111 In, was used for immunoscintigraphy (IS) in 9 patients with medullary cancer of the thyroid (CCC). The results of 11 studies lead to the following conclusions: 1) When using radioiodine as a label for MAb in IS, potassium iodide is absolutely necessary to block the thyroid which is of special importance in patients with thyroid cancer; 2) Preinjection of “cold” MAb reduces the relatively high unspecific uptake (especially in bone marrow) of MAb BW 431/31, which is of special importance for the antibody labelled with 111 In; 3) IS with MAb BW 413/31 in patients with CCC and elevated serum CEA is positive only in cases with large secondaries; and 4) In patients with CCC and several manifestations of secondaries, only a single (large) metastasis may be apparent.


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