en Botulism with bilateral papiledema and venous sinus thrombosis: A case report عمومى General پژوهشي Research <span style="font-weight: bold">Background:</span> Food-born botulism is caused by ingestion of contaminated food with clostridium botulinum neurotoxin. <br><span style="font-weight: bold">Case: </span>In food-born botulism, due to acetylcholine release blockade, neuromuscular signs and symptoms are common, but in this case report we present a food-born botulism with papiledema and venous sinus thrombosis. <br><span style="font-weight: bold">Conclusion:</span> Papiledema and fever could not rule out the diagnosis of botulism. Botulism, sinus thrombosis Botulism, sinus thrombosis 354 356 http://ijt.arakmu.ac.ir/browse.php?a_code=A-10-2-34&slc_lang=en&sid=1 Keyvan Ghassamy کیوان قاسمی 10031947532846003299 10031947532846003299 No Department of Neurology, Arak University of Medical Sciences, Arak, Iran Department of Neurology, Arak University of Medical Sciences, Arak, Iran Shirin Pazuki شیرین پازوکی 10031947532846003300 10031947532846003300 No Department of Anesthesiology, Arak University of Medical Sciences, Arak, Iran Department of Anesthesiology, Arak University of Medical Sciences, Arak, Iran Masoomeh Sofian معصومه صوفیان ma_sofian@yahoo.com 10031947532846003301 10031947532846003301 Yes Department of Infectious Diseases, Tuberculosis and Pediatric Infection Disease Research Center, Arak University of Medical Sciences, Arak, Iran Department of Infectious Diseases, Tuberculosis and Pediatric Infection Disease Research Center, Arak University of Medical Sciences, Arak, Iran Payam Mehrian پیام مهریان 10031947532846003302 10031947532846003302 No Arak University of Medical Sciences, Arak, Iran Arak University of Medical Sciences, Arak, Iran