Perirolandic sign and crossed cerebellar diaschisis in POLG-Related disorder

by Karthik Muthusamy, Sayli Bidkar Umakant, Ajith Sivadasan, Vivek Mathew
Published 2022-01-01

Clinical profile, prognostic indicators, and therapeutic outcomes of pediatric opsoclonus-myoclonus-ataxia syndrome: A single-center experience from South India

by Karthik Muthusamy, Maya Thomas, Sangeetha Yoganathan, Sniya Valsa Sudhakar
Published 2019-01-01

LZTR1‐related spinal schwannomatosis and 7q11.23 duplication syndrome: A complex phenotype with dual diagnosis

by Karthik Muthusamy, Maciej M. Mrugala, Bernard R. Bendok, Radhika Dhamija
Published 2021-01-01

Ocular Features and Visual Outcome in Children with Moyamoya Disease and Moyamoya Syndrome: A Case Series

by Deepa John, Karthik Muthusamy, Bhavagna Bandla, Sniya Valsa Sudhakar, Maya Thomas
Published 2016-05-01

Subacute sclerosing panencephalitis in a child with human immunodeficiency virus (HIV) infection on antiretroviral therapy

by Karthik Muthusamy, Sangeetha Yoganathan, Maya Mary Thomas, Mathew Alexander, Valsan Philip Verghese
Published 2015-01-01

Clinicoradiographic and genetic features of cerebral small vessel disease indicate variability in mode of inheritance for monoallelic HTRA1 variants

by Karthik Muthusamy, Alejandro Ferrer, Eric W. Klee, Klaas J. Wierenga, Ralitza H. Gavrilova
Published 2021-10-01

Novel loss-of-function variants in TRIO are associated with neurodevelopmental disorder: case report

by Laura Schultz-Rogers, Karthik Muthusamy, Filippo Pinto e Vairo, Eric W. Klee, Brendan Lanpher
Published 2020-11-01

A rare treatable and under recognized cause of recurrent convexity subarachnoid hemorrhage: Lupus anticoagulant hypoprothombinemia syndrome

by Shikha Jain, Karthik Muthusamy, T S Bernice, Himanshu Pansuriya, Anu Punnen, Sathish Kumar, Maya Mary Thomas
Published 2021-01-01

A case of Erdheim Chester disease with central nervous system involvement

by Anil Kumar Patil, Karthik Muthusamy, Sanjith Aaron, Mathew Alexander, Nanda Kachare, Sunithi Mani, Sudhakar Sniya
Published 2015-01-01

Relapsing Demyelinating Syndromes in Children: A Practical Review of Neuroradiological Mimics

by Sahil Chhabda, Prateek Malik, Nihaal Reddy, Karthik Muthusamy, David Mirsky, Sniya Sudhakar, Kshitij Mankad, Kshitij Mankad
Published 2020-08-01

The Assessment of Endovascular Therapies in Ischemic Stroke: Management, Problems and Future Approaches

by Tadeusz J. Popiela, Wirginia Krzyściak, Fabio Pilato, Anna Ligęzka, Beata Bystrowska, Karolina Bukowska-Strakova, Paweł Brzegowy, Karthik Muthusamy, Tamas Kozicz
Published 2022-03-01

Adult-onset leukodystrophies: a practical guide, recent treatment updates, and future directions

by Karthik Muthusamy, Ajith Sivadasan, Luke Dixon, Sniya Sudhakar, Maya Thomas, Sumita Danda, Zbigniew K. Wszolek, Klaas Wierenga, Radhika Dhamija, Ralitza Gavrilova
Published 2023-07-01

Comorbidities and long-term outcomes in a cohort with myasthenic crisis: Experiences from a tertiary care center

by Ajith Sivadasan, Mathew Alexander, Sanjith Aaron, Vivek Mathew, Shalini Nair, Karthik Muthusamy, A T Prabhakar, Rohit N Benjamin, Atif Shaikh, Gideon Rynjah
Published 2019-01-01

Cerebrotendinous xanthomatosis: Possibility of founder mutation in CYP27A1 gene (c.526delG) in Eastern Indian and Surinamese population

by Atanu Kumar Dutta, Sumita Danda, Karthik Muthusamy, Mathew Alexander, Sniya Valsa Sudhakar, Samuel Hansdak, Rini Bandyopadhyay, G.B. Bakhya Shree, L. Rekha
Published 2015-06-01

The diagnostic value of congenital and nevoid cutaneous lesions associated with autism spectrum disorders in indian children-A case-control study

by Sirisha Varala, Renu George, Lydia Mathew, Paul Russell, Beena Koshy, Samuel P Oommen, Maya Thomas, Karthik Muthusamy, Sangeetha Yoganathan, L Jeyaseelan, Jayaprakash Muliyil
Published 2021-01-01

Developmental brain abnormalities and acute encephalopathy in a patient with myopathy with extrapyramidal signs secondary to pathogenic variants in MICU1

by Katelynn M. Wilton, Joel A. Morales‐Rosado, Duygu Selcen, Karthik Muthusamy, Sarah Ewing, Katherine Agre, Katherine Nickels, Eric W. Klee, Mai‐Lan Ho, Eva Morava
Published 2020-05-01

P185: Genome and exome sequencing to define cardiac phenotypes in diagnostic odyssey cases

by Marta Figueiral, Alessia Paldino, Matheus Wilke, Brendan Lanpher, Ralitza Gavrilova, Karthik Muthusamy, Pavel Pichurin, Radhika Dhamija, Klaas Wierenga, Myra Wick, Lisa Schimmenti, Konstantinos Lazaridis, Eric Klee, Naveen Pereira
Published 2024-01-01