%0 Journal Article %T Par¨¢lisis peri¨®dica tirot¨®xica %A Duarte %A Jorge Ludwing %A Sanabria %A ¨¢lvaro %J Acta Medica Colombiana %D 2011 %I Asociacion Colombiana de Medicina Interna %X we recorded the case of a 39 year-old man who suffered two episodes of paralysis and hipokalemia associated with hyperthyroidism. this unusual entity, almost exclusively of asian countries, has been documented in western countries; therefore, we present this case to be considered in the differential diagnosis in emergency departments (acta med colomb 2011; 36: 145-148). %K thyrotoxic hypokalemic periodic paralysis %K hyperthyroidism. %U http://www.scielo.org.co/scielo.php?script=sci_abstract&pid=S0120-24482011000300007&lng=en&nrm=iso&tlng=en