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Updated: May 7, 2026

Comprehensive Autopsy Program for Individuals with Multiple Sclerosis
Published on: July 19, 2019
Multiple sclerosis in a 4-year-old boy: a case report and literature review
Ula Arkar1, Tina Vipotnik Vesnaver2, Damjan Osredkar1,3
1Department of Child, Adolescent and Developmental Neurology, University Children's Hospital, University Medical Centre Ljubljana, Ljubljana, Slovenia.
Abstract:
Pediatric onset multiple sclerosis (POMS) in the very young is a very rare entity and presents a difficult diagnostic challenge due to overlapping signs and symptoms with other diseases. We present a 4-year-old boy who initially presented with right-sided hemiparesis and demyelinating lesions on MRI. Follow-up MRI examinations 3 and 6 months later revealed new demyelinating lesions. Ten months after initial presentation, he presented with right-sided hemiparesis, central facial nerve palsy on the right side and new demyelinating lesions on MRI. Two clinical events and new MRI lesions on follow-up MRIs confirmed the diagnosis of POMS. He was treated with rituximab and experienced no further relapses or radiological progression during the follow-up period.
Insights
Pediatric onset multiple sclerosis (POMS) is rare and challenging to diagnose in young children. This case study details a 4-year-old boy diagnosed with POMS, treated successfully with rituximab, showing no further disease progression.
Area of Science:
- Neurology
- Pediatrics
- Immunology
Background:
- Pediatric onset multiple sclerosis (POMS) is rare in very young children.
- POMS presents diagnostic challenges due to overlapping symptoms with other conditions.
- Early diagnosis and treatment are crucial for managing POMS.

