Posterior Reversible Encephalopathy Syndrome Following Chemotherapy and Immune Checkpoint Inhibitor Combination in a Patient with Small-Cell Lung Cancer

Posterior reversible encephalopathy syndrome (PRES) is a rare neurological complication that occurs following a sudden blood pressure increase. We report the case of a 64-year-old patient presenting PRES several hours after the administration of a combination of chemotherapy and a checkpoint inhibit...

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Main Authors: Cécile Evin, Nathalie Lassau, Corinne Balleyguier, Tarek Assi, Samy Ammari
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Diagnostics
Subjects:
Online Access:https://www.mdpi.com/2075-4418/12/6/1369
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author Cécile Evin
Nathalie Lassau
Corinne Balleyguier
Tarek Assi
Samy Ammari
author_facet Cécile Evin
Nathalie Lassau
Corinne Balleyguier
Tarek Assi
Samy Ammari
author_sort Cécile Evin
collection DOAJ
description Posterior reversible encephalopathy syndrome (PRES) is a rare neurological complication that occurs following a sudden blood pressure increase. We report the case of a 64-year-old patient presenting PRES several hours after the administration of a combination of chemotherapy and a checkpoint inhibitor (carboplatin-etoposide-atezolizumab) for small-cell lung cancer. He presented consciousness disorders associated with partial epileptic seizure secondarily generalized. His arterial blood pressure was elevated and brain imaging showed multiple bilateral subcortical parietal, temporal, occipital and cerebellar T2 high signals, predominantly in the posterior region. There were no abnormal T1 signals nor bleeding but a left apparent diffusion coefficient restriction was noted. On arterial spin labelling perfusion sequences, there was an increased perfusion within the left temporo-parieto-occipital, left thalamic and right cerebellar regions. Finally, the neurological symptoms completely regressed after several days of optimal antihypertensive and antiepileptic treatment. The clinical context and radiological features, as well as the progressive resolution of the neurological symptoms, were all in favor of PRES. PRES can occur after the administration of chemotherapy and/or immunotherapy. Prompt diagnosis is crucial through a spectrum of suspicious clinical and radiological characteristics that must be rapidly recognized to quickly anticipate the optimal therapeutic strategy and avoid unnecessary complications.
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spelling doaj.art-000c293dc22d4752b60f684337f0bb792023-11-23T16:17:01ZengMDPI AGDiagnostics2075-44182022-06-01126136910.3390/diagnostics12061369Posterior Reversible Encephalopathy Syndrome Following Chemotherapy and Immune Checkpoint Inhibitor Combination in a Patient with Small-Cell Lung CancerCécile Evin0Nathalie Lassau1Corinne Balleyguier2Tarek Assi3Samy Ammari4Department of Imaging, Gustave Roussy, Université Paris-Saclay, 94805 Villejuif, FranceDepartment of Imaging, Gustave Roussy, Université Paris-Saclay, 94805 Villejuif, FranceDepartment of Imaging, Gustave Roussy, Université Paris-Saclay, 94805 Villejuif, FranceDepartment of Oncology, Gustave Roussy, Université Paris-Saclay, 94805 Villejuif, FranceDepartment of Imaging, Gustave Roussy, Université Paris-Saclay, 94805 Villejuif, FrancePosterior reversible encephalopathy syndrome (PRES) is a rare neurological complication that occurs following a sudden blood pressure increase. We report the case of a 64-year-old patient presenting PRES several hours after the administration of a combination of chemotherapy and a checkpoint inhibitor (carboplatin-etoposide-atezolizumab) for small-cell lung cancer. He presented consciousness disorders associated with partial epileptic seizure secondarily generalized. His arterial blood pressure was elevated and brain imaging showed multiple bilateral subcortical parietal, temporal, occipital and cerebellar T2 high signals, predominantly in the posterior region. There were no abnormal T1 signals nor bleeding but a left apparent diffusion coefficient restriction was noted. On arterial spin labelling perfusion sequences, there was an increased perfusion within the left temporo-parieto-occipital, left thalamic and right cerebellar regions. Finally, the neurological symptoms completely regressed after several days of optimal antihypertensive and antiepileptic treatment. The clinical context and radiological features, as well as the progressive resolution of the neurological symptoms, were all in favor of PRES. PRES can occur after the administration of chemotherapy and/or immunotherapy. Prompt diagnosis is crucial through a spectrum of suspicious clinical and radiological characteristics that must be rapidly recognized to quickly anticipate the optimal therapeutic strategy and avoid unnecessary complications.https://www.mdpi.com/2075-4418/12/6/1369PRESchemotherapyimmunotherapystatus epilepticusdiaschisis
spellingShingle Cécile Evin
Nathalie Lassau
Corinne Balleyguier
Tarek Assi
Samy Ammari
Posterior Reversible Encephalopathy Syndrome Following Chemotherapy and Immune Checkpoint Inhibitor Combination in a Patient with Small-Cell Lung Cancer
Diagnostics
PRES
chemotherapy
immunotherapy
status epilepticus
diaschisis
title Posterior Reversible Encephalopathy Syndrome Following Chemotherapy and Immune Checkpoint Inhibitor Combination in a Patient with Small-Cell Lung Cancer
title_full Posterior Reversible Encephalopathy Syndrome Following Chemotherapy and Immune Checkpoint Inhibitor Combination in a Patient with Small-Cell Lung Cancer
title_fullStr Posterior Reversible Encephalopathy Syndrome Following Chemotherapy and Immune Checkpoint Inhibitor Combination in a Patient with Small-Cell Lung Cancer
title_full_unstemmed Posterior Reversible Encephalopathy Syndrome Following Chemotherapy and Immune Checkpoint Inhibitor Combination in a Patient with Small-Cell Lung Cancer
title_short Posterior Reversible Encephalopathy Syndrome Following Chemotherapy and Immune Checkpoint Inhibitor Combination in a Patient with Small-Cell Lung Cancer
title_sort posterior reversible encephalopathy syndrome following chemotherapy and immune checkpoint inhibitor combination in a patient with small cell lung cancer
topic PRES
chemotherapy
immunotherapy
status epilepticus
diaschisis
url https://www.mdpi.com/2075-4418/12/6/1369
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