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Multiple cranial neuritis associated with large granular lymphocytosis
1Department of Neurology and Gerontology, Kyoto Prefectural University of Medicine, Japan.
Acta Haematologica
|January 1, 1994
Summary
A rare case of large granular lymphocytosis (LGL) with cranial nerve involvement is presented. This unique CD4+ LGL condition highlights diagnostic challenges in neurology and hematology.
Area of Science:
- Hematology
- Neuroscience
- Immunology
Background:
- Large granular lymphocytosis (LGL) is a rare condition characterized by an overproduction of large granular lymphocytes.
- Cranial neuritis, affecting multiple cranial nerves, can manifest with symptoms like facial weakness, diplopia, and dysarthria.
Observation:
- A patient presented with symptoms of multiple cranial neuritis, including facial weakness, diplopia, and dysarthria.
- Elevated levels of large granular lymphocytes (LGLs) were detected in the patient's blood, cerebrospinal fluid (CSF), and bone marrow.
Findings:
- The LGLs exhibited a unique CD4+ phenotype (CD2+ CD3+ CD4+ CD8- CD16- CD56- CD57-).
- A notable abundance of LGLs was observed in the CSF, alongside their presence in blood and bone marrow.
Implications:
- This case underscores the importance of considering LGL lymphocytosis in the differential diagnosis of unexplained cranial neuritis.
- The distinct CD4+ phenotype and CSF LGL prominence offer insights into the pathophysiology of LGL-associated neurological disorders.
- Further research into LGL subtypes and their neurological manifestations is warranted.