FRI364 A Case Of Carcinoid Syndrome Symptoms Masked By Niacin Use

Disclosure: S. Yang: None. R. Sharag Eldin: None. D. Teves Qualler: None. Case Presentation: A 72 male presented with worsening of facial flushing and diarrhea for 10 years. The patient described episodic feeling of hotness in the face associated with red- purplish discoloration of his facial skin l...

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Bibliographic Details
Published in:Journal of the Endocrine Society 2023-10, Vol.7 (Supplement_1)
Main Authors: Yang, Sophia, Eldin, Randa Sharag, Qualler, Dennis Teves
Format: Article
Language:English
Subjects:
Neuroendocrinology And Pituitary
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Summary:Disclosure: S. Yang: None. R. Sharag Eldin: None. D. Teves Qualler: None. Case Presentation: A 72 male presented with worsening of facial flushing and diarrhea for 10 years. The patient described episodic feeling of hotness in the face associated with red- purplish discoloration of his facial skin lasting for 2 to 3 minutes. He has had 5 to 6 episodes per day. The patient reported the use of Niacin in the past and it was believed that it was the cause of his flushing episodes despite its persistence for years after stopping it. The patient also suffered from long standing diarrhea which started around the same time of the flushing. Diarrhea has been watery or loose and he has 5 to 6 bowel movements a day. His symptoms were concerning for Carcinoid syndrome and a 24-hour urine collection for HIAA showed elevated HIAA to 108.7 mg/24 hour (
ISSN:2472-1972
2472-1972
DOI:10.1210/jendso/bvad114.1296