A case of paraneoplastic cerebellar degeneration associated with small cell lung cancer showing marked response to intravenous immunoglobulin

Masanori Kawakami, Masashi Bando, Naoko Mato, Takakiyo Nakaya, Shoji Ohno, Yukihiko Sugiyama

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

BACKGROUND: Paraneoplastic cerebellar degeneration (PCD), one of the paraneoplastic neurological syndromes (PNS), develops a subacute cerebellar dysfunction and its neurological prognosis is poor in most cases. Because it is considered to be immune-mediated, immunosuppressive therapy may be effective, but its past outcomes are not constant. CASE: A 59-year-old woman presented with deteriorating cerebellar manifestations such as ataxic gait, nausea, and dysarthria. Chest CT revealed a nodule in the upper lobe of the right lung, and small cell lung cancer was diagnosed by transbronchoscopic lung biopsy and sputum cytology. Although known antineuronal antibodies were not detected, no other causative diseases were recognized, so PCD associated with SCLC was diagnosed. The cerebellar manifestations improved remarkably with immediate intravenous immunoglobulin (IVIG) therapy. SCLC showed complete response (CR) after chemoradiotherapy, and the neurological symptoms have not worsened at present. CONCLUSION: Treatment with IVIG at the early stage may lead to the improvement of PCD and is worth attempting.

Original languageEnglish (US)
Pages (from-to)325-330
Number of pages6
JournalNihon Kokyūki Gakkai zasshi = the journal of the Japanese Respiratory Society
Volume46
Issue number4
StatePublished - Apr 2008

ASJC Scopus subject areas

  • General Medicine

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