Dr.Smitka M works for Department neuropaediatrics, Medical Faculty Carl Gustav Carus, Dresden University of Technology, Germany. He has contributed his work on Toxic Optic Neuritis due to Isotretinoin in a Child with Neuroblastoma: A Case Report in the Journal of Clinical Toxicology and Novel frameshift mutation in the CACNA1A gene causing a mixed phenotype of episodic ataxia and familiar hemiplegic migraine in INFONA.