i found a possible solution...
$sql = "show columns from choices like 'chartype'";
$result = mysql_query($sql);
$thisrow = mysql_fetch_array($result);
$valuestring = $thisrow[1];
$enum = str_replace("enum(", "", $res[$i]['Type']);
$enum = ereg_replace("\)$", "", $enum);
$enum = str_replace("'", "", $enum);
$enum = explode(",", $enum);
echo "<SELECT name=$name>";
for($i = 0; $i < count($enum); $j++)
echo '<OPTION value="'.$enum[$j].'">'.$enum[$j];
echo '</SELECT>';