Non-multiple-Sclerosis-Related Typical and Atypical White Matter Disorders: Our Experience in the Last 2 Years in Both Children and Adults From a Tertiary Care Center in India.

Introduction: White matter signal changes are common in wide spectrum of disorders other than primary demyelinating diseases. Knowledge into their characteristics is of great relevance as treatment options are available in most cases, if diagnosed early. Patient and methods: Patients both children and adults who showed radiological evidences of leukoencephalopathy which was not due to primary demyelinating disorders were evaluated in detail. Results: There were a total of 55 patients in the last 2 years. 58% patients were <10 years, 16% were <20 years, 9% were <30 years and the rest of the patients were 40 and above. Commonest condition was ALD, followed by SSPE and Unclassified group. There were 3 cases each of MLD, Krabbe's, Vanishing White Matter Disease and Hypomyelination. Discussion and Conclusion: White matter disorders belong to a wide spectrum of illnesses which varies from degeneration to a spectrum of other disorders. Correlating the clinical, radiological and other laboratory data are mandatory for proper diagnosis. Those who belong to older age with shorter duration and uncharacterized radiological features suffered from acquired treatable causes.