“…However, we highlight that failure to identify an antibody marker should not exclude a paraneoplastic process [ 22 , 23 ], particularly if resolution of the neurologic syndrome follows the removal of the tumor. Of the 22 cases of paraneoplastic neurologic syndromes associated with RCC, 10 patients were not screened for paraneoplastic antibodies and 8 were negative for all antibodies tested [ 2 , 4 , 9 , 15–17, 19 , 20 ]. Of those who tested positive, all were nonspecific including 3 that were positive for antinuclear antibody at 1: 80 [ 21 , 24 , 25 ] and 1 who was positive for anti-GAD [ 14 ].…”