Acute hyperammonemic encephalopathy after 5-fluorouracil based chemotherapy

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Acute hyperammonemic encephalopathy after 5-fluorouracil based chemotherapy.

5-Fluorouracil (5-FU) based chemotherapy has been commonly used to treat metastatic or advanced colon cancer as an adjuvant chemotherapy. Although the side effects of 5-FU such as gastrointestinal problems and neutropenia and thrombocytopenia are common, not many cases of 5-FU related encephalopathy are reported. Hyperammonemic encephalopathy is a rare central nervous system toxicity following ...

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Acute hyperammonemic encephalopathy after fluoropyrimidine-based chemotherapy

Acute hyperammonemic encephalopathy induced by fluoropyrimidines (FPs) is a rare complication. Its pathophysiology remains unclear, especially given the currently used regimens, including intermediate-doses of 5-fluorouracil (5-FU) or oral FP agents. We aimed to characterize the clinical manifestations in cancer patients who developed hyperammonemic encephalopathy after receiving FP-based chemo...

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Acute hyperammonemic encephalopathy in adults: imaging findings.

BACKGROUND AND PURPOSE Acute hyperammonemic encephalopathy has significant morbidity and mortality unless promptly treated. We describe the MR imaging findings of acute hyperammonemic encephalopathy, which are not well-recognized in adult patients. MATERIALS AND METHODS We retrospectively reviewed the clinical and imaging data and outcome of consecutive patients with documented hyperammonemic...

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A Case of Wernicke's Encephalopathy Following Fluorouracil-based Chemotherapy

The pyrimidine antimetabolite 5-fluorouracil (5-FU) is a chemotherapeutic agent used widely for various tumors. Common side effects of 5-FU are related to its effects on the bone marrow and gastrointestinal epithelium. Neurotoxicity caused by 5-FU is uncommon, although acute and delayed forms have been reported. Wernicke's encephalopathy is an acute, neuropsychiatric syndrome resulting from thi...

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The use of valproic acid (VPA) (also known as Depakote, Depakene, and others) frequently results in elevated plasma ammonia. In some people, hyperammonemia may be clinically significant, resulting in hyperammonemic encephalopathy, which may be severe. Valproic acid-induced hyperammonemic encephalopathy may occur in people with normal liver function, despite normal doses and serum levels of VPA....

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ژورنال

عنوان ژورنال: Annals of Surgical Treatment and Research

سال: 2016

ISSN: 2288-6575,2288-6796

DOI: 10.4174/astr.2016.90.3.179