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category: "Brain"
documentVersionId: "259b8c88-93cc-45d6-93d8-75d279e9ead2"
imageCount: 12
isBookmarked: false
isComparable: true
isInCompareCart: false
lastUpdated: "08/05/20"
pageDescription: "CLIPPERS"
pageKeywords: "Brain, Diagnosis, Pathology-Based Diagnoses, Infectious, Inflammatory, and Demyelinating Disease, Inflammatory and Demyelinating Disease, CLIPPERS"
pageTitle: "CLIPPERS | STATdx"
enhancedTitle: "CLIPPERS"
type: "DX"
references: true
breadcrumbs:
- "Brain"
- "Diagnosis"
@@ -256,42 +254,84 @@ breadcrumbs:
0e17b374-1564-4020-a6e2-552480332e98
## References
# Selected References
1. [Li Z et al: CLIPPERS, a syndrome of lymphohistiocytic disorders. Mult Scler Relat Disord. 42:102063, 2020](http://www.ncbi.nlm.nih.gov/pubmed/?term=32234602%5Bpmid%5D)
1. [Turnquist C et al: CLIPPERS: a case report with radiology, three serial biopsies and a literature review. Clin Neuropathol. 39(1):19-24, 2020](http://www.ncbi.nlm.nih.gov/pubmed/?term=31661071%5Bpmid%5D)
1. [Taieb G et al: CLIPPERS and its mimics: evaluation of new criteria for the diagnosis of CLIPPERS. J Neurol Neurosurg Psychiatry. 90(9):1027-38, 2019](http://www.ncbi.nlm.nih.gov/pubmed/?term=31072955%5Bpmid%5D)
1. [Berzero G et al: CLIPPERS mimickers: relapsing brainstem encephalitis associated with anti-MOG antibodies. Eur J Neurol. 25(2):e16-7, 2018](http://www.ncbi.nlm.nih.gov/pubmed/?term=29356261%5Bpmid%5D)
1. [Tian D et al: Case 259: Primary central nervous system lymphomatoid granulomatosis mimicking chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids (CLIPPERS). Radiology. 289(2):572-7, 2018](http://www.ncbi.nlm.nih.gov/pubmed/?term=30332362%5Bpmid%5D)
1. [Tobin WO et al: Diagnostic criteria for chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids (CLIPPERS). Brain. 140(9):2415-25, 2017](http://www.ncbi.nlm.nih.gov/pubmed/?term=29050399%5Bpmid%5D)
1. [Taieb G et al: Punctate and curvilinear gadolinium enhancing lesions in the brain: a practical approach. Neuroradiology. 58(3):221-35, 2016](http://www.ncbi.nlm.nih.gov/pubmed/?term=26700824%5Bpmid%5D)
1. [Gul M et al: Atypical presentation of CLIPPERS syndrome: a new entity in the differential diagnosis of central nervous system rheumatologic diseases. J Clin Rheumatol. 21(3):144-8, 2015](http://www.ncbi.nlm.nih.gov/pubmed/?term=25807094%5Bpmid%5D)
1. [Dudesek A et al: CLIPPERS: chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids. Review of an increasingly recognized entity within the spectrum of inflammatory central nervous system disorders. Clin Exp Immunol. 175(3):385-96, 2014](http://www.ncbi.nlm.nih.gov/pubmed/?term=24028073%5Bpmid%5D)
1. [Pittock SJ et al: Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids (CLIPPERS). Brain. 133(9):2626-34, 2010](http://www.ncbi.nlm.nih.gov/pubmed/?term=20639547%5Bpmid%5D)
## Images
### Selected Images
![Sagittal FLAIR MR in a 56-year-old woman with weight loss and a 3-week history of diplopia and disequilibrium shows confluent and punctate hyperintensities in the pons <img src='/img/arrows/WO.png'/> and medulla <img src='/img/arrows/WS.png'/>.](images/app.statdx.com_image_thumbnail_3b810ab1-5bad-4ec7-936d-bc3cf0683b4d_annotated_true_size_900_quality_90_665175a0_20251018T122457Z.jpg)
*Sagittal FLAIR MR in a 56-year-old woman with weight loss and a 3-week history of diplopia and disequilibrium shows confluent and punctate hyperintensities in the pons <img src='/img/arrows/WO.png'/> and medulla <img src='/img/arrows/WS.png'/>.*
![Sagittal FLAIR MR in a 56-year-old woman with weight loss and a 3-week history of diplopia and disequilibrium shows confluent and punctate hyperintensities in the pons <img src='/img/arrows/WO.png'/> and medulla <img src='/img/arrows/WS.png'/>.](images/app.statdx.com_image_thumbnail_3b810ab1-5bad-4ec7-936d-bc3cf0683b4d_size_168_quality_85_8ebb6805_20251018T095255Z.jpg)
*Sagittal FLAIR MR in a 56-year-old woman with weight loss and a 3-week history of diplopia and disequilibrium shows confluent and punctate hyperintensities in the pons <img src='/img/arrows/WO.png'/> and medulla <img src='/img/arrows/WS.png'/>.*
![Sagittal FLAIR MR in a 56-year-old woman with weight loss and a 3-week history of diplopia and disequilibrium shows confluent and punctate hyperintensities in the pons <img src='/img/arrows/WO.png'/> and medulla <img src='/img/arrows/WS.png'/>.](images/app.statdx.com_image_thumbnail_3b810ab1-5bad-4ec7-936d-bc3cf0683b4d_size_174_quality_85_f2fb8c82_20251018T095217Z.jpg)
![Sagittal FLAIR MR in a 56-year-old woman with weight loss and a 3-week history of diplopia and disequilibrium shows confluent and punctate hyperintensities in the pons <img src='/img/arrows/WO.png'/> and medulla <img src='/img/arrows/WS.png'/>.](images/app.statdx.com_image_thumbnail_3b810ab1-5bad-4ec7-936d-bc3cf0683b4d_size_174_quality_85_03245c01_20251018T122441Z.jpg)
*Sagittal FLAIR MR in a 56-year-old woman with weight loss and a 3-week history of diplopia and disequilibrium shows confluent and punctate hyperintensities in the pons <img src='/img/arrows/WO.png'/> and medulla <img src='/img/arrows/WS.png'/>.*
![Axial T1 C+ MR in the same patient shows multiple punctate and curvilinear enhancing foci &quot;peppering&quot; the pons <img src='/img/arrows/WS.png'/>. Additional lesions are present in both cerebellar peduncles, vermis, and the left cerebellar hemisphere.](images/app.statdx.com_image_thumbnail_0412a98f-922e-4e0e-8106-5bf10bac5e68_annotated_true_size_900_quality_90_1e116da8_20251018T122457Z.jpg)
*Axial T1 C+ MR in the same patient shows multiple punctate and curvilinear enhancing foci &quot;peppering&quot; the pons <img src='/img/arrows/WS.png'/>. Additional lesions are present in both cerebellar peduncles, vermis, and the left cerebellar hemisphere.*
![Axial T1 C+ MR in the same patient shows multiple punctate and curvilinear enhancing foci &quot;peppering&quot; the pons <img src='/img/arrows/WS.png'/>. Additional lesions are present in both cerebellar peduncles, vermis, and the left cerebellar hemisphere.](images/app.statdx.com_image_thumbnail_0412a98f-922e-4e0e-8106-5bf10bac5e68_size_168_quality_85_3093054b_20251018T095255Z.jpg)
*Axial T1 C+ MR in the same patient shows multiple punctate and curvilinear enhancing foci &quot;peppering&quot; the pons <img src='/img/arrows/WS.png'/>. Additional lesions are present in both cerebellar peduncles, vermis, and the left cerebellar hemisphere.*
![More cephalad T1 C+ MR scan in the same patient shows the punctate <img src='/img/arrows/WS.png'/> and curvilinear <img src='/img/arrows/WC.png'/> lesions involving the upper pons.](images/app.statdx.com_image_thumbnail_bbe0d150-9cfd-4e4c-b8ca-2d1adceadb6b_annotated_true_size_900_quality_90_8ea0b444_20251018T122457Z.jpg)
*More cephalad T1 C+ MR scan in the same patient shows the punctate <img src='/img/arrows/WS.png'/> and curvilinear <img src='/img/arrows/WC.png'/> lesions involving the upper pons.*
![More cephalad T1 C+ MR scan in the same patient shows the punctate <img src='/img/arrows/WS.png'/> and curvilinear <img src='/img/arrows/WC.png'/> lesions involving the upper pons.](images/app.statdx.com_image_thumbnail_bbe0d150-9cfd-4e4c-b8ca-2d1adceadb6b_size_168_quality_85_d66f7fff_20251018T095255Z.jpg)
*More cephalad T1 C+ MR scan in the same patient shows the punctate <img src='/img/arrows/WS.png'/> and curvilinear <img src='/img/arrows/WC.png'/> lesions involving the upper pons.*
![Coronal T1 C+ FS MR in the same patient shows the lesions &quot;peppering&quot; the pons. Note cephalad extension into the cerebral peduncles <img src='/img/arrows/WO.png'/> and inferior extension into the medulla <img src='/img/arrows/WC.png'/> and upper cervical cord <img src='/img/arrows/WS.png'/>. DSA (not shown) was negative. The lesions resolved with corticosteroids, so this is a presumed case of CLIPPERS.](images/app.statdx.com_image_thumbnail_014b1c32-e926-4656-987e-d8311c674576_annotated_true_size_900_quality_90_8455b9a1_20251018T122457Z.jpg)
*Coronal T1 C+ FS MR in the same patient shows the lesions &quot;peppering&quot; the pons. Note cephalad extension into the cerebral peduncles <img src='/img/arrows/WO.png'/> and inferior extension into the medulla <img src='/img/arrows/WC.png'/> and upper cervical cord <img src='/img/arrows/WS.png'/>. DSA (not shown) was negative. The lesions resolved with corticosteroids, so this is a presumed case of CLIPPERS.*
![Coronal T1 C+ FS MR in the same patient shows the lesions &quot;peppering&quot; the pons. Note cephalad extension into the cerebral peduncles <img src='/img/arrows/WO.png'/> and inferior extension into the medulla <img src='/img/arrows/WC.png'/> and upper cervical cord <img src='/img/arrows/WS.png'/>. DSA (not shown) was negative. The lesions resolved with corticosteroids, so this is a presumed case of CLIPPERS.](images/app.statdx.com_image_thumbnail_014b1c32-e926-4656-987e-d8311c674576_size_168_quality_85_e2ebbeb7_20251018T095255Z.jpg)
*Coronal T1 C+ FS MR in the same patient shows the lesions &quot;peppering&quot; the pons. Note cephalad extension into the cerebral peduncles <img src='/img/arrows/WO.png'/> and inferior extension into the medulla <img src='/img/arrows/WC.png'/> and upper cervical cord <img src='/img/arrows/WS.png'/>. DSA (not shown) was negative. The lesions resolved with corticosteroids, so this is a presumed case of CLIPPERS.*
### Additional Images
![Sagittal FLAIR in a 52-year-old man with diplopia, dysarthria, and facial numbness shows confluent hyperintensity in the pons <img src='/img/arrows/WS.png'/>.](images/app.statdx.com_image_thumbnail_b7924d60-22a9-44a8-8eab-a122a8fabee9_annotated_true_size_900_quality_90_e520a898_20251018T122457Z.jpg)
*Sagittal FLAIR in a 52-year-old man with diplopia, dysarthria, and facial numbness shows confluent hyperintensity in the pons <img src='/img/arrows/WS.png'/>.*
![Sagittal FLAIR in a 52-year-old man with diplopia, dysarthria, and facial numbness shows confluent hyperintensity in the pons <img src='/img/arrows/WS.png'/>.](images/app.statdx.com_image_thumbnail_b7924d60-22a9-44a8-8eab-a122a8fabee9_size_168_quality_85_afe982f1_20251018T095255Z.jpg)
*Sagittal FLAIR in a 52-year-old man with diplopia, dysarthria, and facial numbness shows confluent hyperintensity in the pons <img src='/img/arrows/WS.png'/>.*
![Axial T1 C+ MR shows scattered, faint, punctate enhancing foci <img src='/img/arrows/WS.png'/> as well as larger confluent, nodular <img src='/img/arrows/WO.png'/>, and partial ring-enhancing <img src='/img/arrows/WC.png'/> lesions in the pons.](images/app.statdx.com_image_thumbnail_54794f9e-0cff-4b09-8514-3f0c0f658cbd_annotated_true_size_900_quality_90_3d84ec59_20251018T122457Z.jpg)
*Axial T1 C+ MR shows scattered, faint, punctate enhancing foci <img src='/img/arrows/WS.png'/> as well as larger confluent, nodular <img src='/img/arrows/WO.png'/>, and partial ring-enhancing <img src='/img/arrows/WC.png'/> lesions in the pons.*
![Axial T1 C+ MR shows scattered, faint, punctate enhancing foci <img src='/img/arrows/WS.png'/> as well as larger confluent, nodular <img src='/img/arrows/WO.png'/>, and partial ring-enhancing <img src='/img/arrows/WC.png'/> lesions in the pons.](images/app.statdx.com_image_thumbnail_54794f9e-0cff-4b09-8514-3f0c0f658cbd_size_168_quality_85_ca6dda0c_20251018T095255Z.jpg)
*Axial T1 C+ MR shows scattered, faint, punctate enhancing foci <img src='/img/arrows/WS.png'/> as well as larger confluent, nodular <img src='/img/arrows/WO.png'/>, and partial ring-enhancing <img src='/img/arrows/WC.png'/> lesions in the pons.*
![Coronal T1 C+ MR in the same patient shows large, confluent, patchy enhancing lesions <img src='/img/arrows/WS.png'/> in the pons. Differential diagnosis included lymphoma, lymphomatoid granulomatosis, vasculitis, and CLIPPERS. The patient improved on steroids.](images/app.statdx.com_image_thumbnail_179e89fa-d5c6-4f10-b298-b1179723c303_annotated_true_size_900_quality_90_df3edd4b_20251018T122457Z.jpg)
*Coronal T1 C+ MR in the same patient shows large, confluent, patchy enhancing lesions <img src='/img/arrows/WS.png'/> in the pons. Differential diagnosis included lymphoma, lymphomatoid granulomatosis, vasculitis, and CLIPPERS. The patient improved on steroids.*
![Coronal T1 C+ MR in the same patient shows large, confluent, patchy enhancing lesions <img src='/img/arrows/WS.png'/> in the pons. Differential diagnosis included lymphoma, lymphomatoid granulomatosis, vasculitis, and CLIPPERS. The patient improved on steroids.](images/app.statdx.com_image_thumbnail_179e89fa-d5c6-4f10-b298-b1179723c303_size_168_quality_85_f7ef21fc_20251018T095255Z.jpg)
*Coronal T1 C+ MR in the same patient shows large, confluent, patchy enhancing lesions <img src='/img/arrows/WS.png'/> in the pons. Differential diagnosis included lymphoma, lymphomatoid granulomatosis, vasculitis, and CLIPPERS. The patient improved on steroids.*
![Sagittal FLAIR in the same patient obtained a year later when symptoms relapsed off steroids shows multiple punctate hyperintensities &quot;peppering&quot; the pons <img src='/img/arrows/WS.png'/> and medulla <img src='/img/arrows/WC.png'/>. Note extension into upper spinal cord <img src='/img/arrows/WO.png'/>.](images/app.statdx.com_image_thumbnail_6b5d2b9c-b124-4a6a-beba-fe65179bd0b6_annotated_true_size_900_quality_90_fc0ab4e1_20251018T122457Z.jpg)
*Sagittal FLAIR in the same patient obtained a year later when symptoms relapsed off steroids shows multiple punctate hyperintensities &quot;peppering&quot; the pons <img src='/img/arrows/WS.png'/> and medulla <img src='/img/arrows/WC.png'/>. Note extension into upper spinal cord <img src='/img/arrows/WO.png'/>.*
![Sagittal FLAIR in the same patient obtained a year later when symptoms relapsed off steroids shows multiple punctate hyperintensities &quot;peppering&quot; the pons <img src='/img/arrows/WS.png'/> and medulla <img src='/img/arrows/WC.png'/>. Note extension into upper spinal cord <img src='/img/arrows/WO.png'/>.](images/app.statdx.com_image_thumbnail_6b5d2b9c-b124-4a6a-beba-fe65179bd0b6_size_168_quality_85_07b4c70d_20251018T095255Z.jpg)
*Sagittal FLAIR in the same patient obtained a year later when symptoms relapsed off steroids shows multiple punctate hyperintensities &quot;peppering&quot; the pons <img src='/img/arrows/WS.png'/> and medulla <img src='/img/arrows/WC.png'/>. Note extension into upper spinal cord <img src='/img/arrows/WO.png'/>.*
![Axial T1 C + FS MR in the same patient shows small, punctate foci of enhancement <img src='/img/arrows/WS.png'/> &quot;peppering&quot; the pons, cerebellar peduncles.](images/app.statdx.com_image_thumbnail_f849c125-5528-4f44-943a-db3c921f3a9b_annotated_true_size_900_quality_90_1b2921c8_20251018T122500Z.jpg)
*Axial T1 C + FS MR in the same patient shows small, punctate foci of enhancement <img src='/img/arrows/WS.png'/> &quot;peppering&quot; the pons, cerebellar peduncles.*
![Axial T1 C + FS MR in the same patient shows small, punctate foci of enhancement <img src='/img/arrows/WS.png'/> &quot;peppering&quot; the pons, cerebellar peduncles.](images/app.statdx.com_image_thumbnail_f849c125-5528-4f44-943a-db3c921f3a9b_size_168_quality_85_7fa9d5c0_20251018T095255Z.jpg)
*Axial T1 C + FS MR in the same patient shows small, punctate foci of enhancement <img src='/img/arrows/WS.png'/> &quot;peppering&quot; the pons, cerebellar peduncles.*