Publications by authors named "Annamma Mathai"

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Immune system modifications in atypical parkinsonism related to autoimmunity - a case control study.
Annamma Mathai, Sudheeran Kannoth, Vivek Nambiar, Siby Gopinath, Meena Thevarkalam

Neurodegener Dis Manag· October 2025

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Seropositivity rate of IGLON 5- A retrospective laboratory based study from India.
Meena Thevarkalam, Annamma Mathai, Suprabha Panicker, Nandana Sajith, Sudheeran Kannoth

J Neuroimmunol· July 2025

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Super refractory status epilepticus secondary to autoimmune glial fibrillary acidic protein Astrocytopathy.
Mahima Sriram, Tejas Shivarthi, Sreelakshmi Narayanan, Pula Rohan, Muddana Nikhilesh, Annamma Mathai

Epileptic Disord· June 2025

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Neurofascin 155, 186 and 140 Antibodies in Patients with Multiple Sclerosis: A Pilot Prospective Exploratory Study.
Thomas Mathew, Surabhi Garg, Pritam Majumdar, Shagun Bhardwaj, Sudheeran Kannoth, Annamma Mathai

Neurol India· May 2025

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Autoimmune Atypical Parkinsonism: A 10 year follow up of the original cohort.
Sreelakshmi Sunil Kumar, Sudheeran Kannoth, Vivek Nambiar, Siby Gopinath, Anandkumar Anandakuttan, Annamma Mathai

Neurol Sci· April 2025

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Autoimmune encephalitis with autoimmune myocarditis.
Anuraag Gattu, Chirag Sunil Lalwani, Sudheeran Kannoth, Siby Gopinath, Vivek Nambiar, Annamma Mathai

BMJ Case Rep· April 2025

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MOG positive primary autoimmune meningitis mimicking tuberculous meningitis: a case series.
Tejas Shivarthi, Mahima Sriram, Muddana Nikhilesh, Sudheeran Kannoth, Vivek Nambiar, Annamma Mathai

BMJ Neurol Open· April 2025

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MOG IgG antibody positivity from laboratory to clinical practice: A real world experience.
Tejas Shivarthi, Mahima Sriram, Muddana Nikhilesh, Pula Rohan, Sai Sudeep Reddy Jinna, Annamma Mathai

Mult Scler Relat Disord· January 2025

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Clinical Manifestations of Anti-GABA-B Receptor Encephalitis: A Case Series.
Jeeva P Jiju, Sneha Santhosh, Chirag S Lalwani, Smrithi S Thampi, Sudheeran Kannoth, Annamma Mathai

Neurol India· November 2024

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Highly Relapsing Anti-GABAA Receptor Encephalitis: A Case with Four Immunotherapy-Responsive Episodes.
Bipinchandra B Bhimani, Ajit M Sowani, Himanshu H Zalawadia, Sudheeran Kannoth, Annamma Mathai

Neurol India· November 2024

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Clinical Characteristics of Double Seropositive Myasthenia Gravis.
Chirag S Lalwani, Hamsini Movva, Sudheeran Kannoth, Vivek Nambiar, Siby Gopinath, Annamma Mathai

Neurol India· September 2024

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Cerebrospinal fluid indices as predictors of treatment response in autoimmune encephalitis.
Ekaterina Popova, Annamma Mathai, Sudheeran Kannoth, Pranav Nair, Sruthi Sasikumar

Mult Scler Relat Disord· November 2023

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Neurological Manifestations of Glutamic Acid Decarboxylase Autoimmunity in Indian Patients.
Meena Thevarkalam, Sudheeran Kannoth, Vivek Nambiar, Siby Gopinath, Annamma Mathai

Ann Indian Acad Neurol· October 2023

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The prevalence and clinical phenotype of dual seropositive neuromyelitis optica spectrum disorders at a national reference center in South Asia.
Chirag Sunil Lalwani, Fida Faisal, Anjali Yadav, Sudheeran Kannoth, Vivek Nambiar, Annamma Mathai

Mult Scler Relat Disord· July 2023

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Determination of sensitivities and specificities of cerebrospinal fluid free light chains to diagnose multiple sclerosis- a multicentric case-control study.
Meena Thevarkalam, Sajitha Krishnan, Layana I Shanmughan, Annamma Mathai, Jyothi V Leelamani

Mult Scler Relat Disord· June 2023

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Autoimmune parkinsonism with faciobrachiocrural dystonic seizures: a new phenotype of leucine-rich glioma-inactivated 1 (LGI1) autoimmunity.
Sruthi Sasikumar, Jino Vincent, Siby Gopinath, Vivek Nambiar, Saraf Udit Umesh, Annamma Mathai

Acta Neurol Belg· October 2022

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First case report of anti-AMPA receptor encephalitis presenting with features of parkinsonism.
Chirag S Lalwani, I M Thushara, Sudheeran Kannoth, Anand Kumar, Annamma Mathai

Neurol Sci· September 2022

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Prozone phenomenon observed in indirect immunofluorescence assay by antibodies against neuronal antigens.
Annamma Mathai, Suprabha Panicker, Sudheeran Kannoth, Anandkumar Anandakuttan

J Neuroimmunol· December 2020

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Expanding spectrum of contactin-associated protein 2 (CASPR2) autoimmunity-syndrome of parkinsonism and ataxia.
Sudheeran Kannoth, Vivek Nambiar, Siby Gopinath, Anandkumar Anandakuttan, Annamma Mathai

Neurol Sci· March 2018

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Autoimmune atypical parkinsonism - A group of treatable parkinsonism.
Sudheeran Kannoth, Anandkumar Anandakkuttan, Annamma Mathai, Anuja Nirmala Sasikumar, Vivek Nambiar

J Neurol Sci· March 2016

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Dot-immunobinding assay (Dot-Iba).
Sumi Surendran, Annamma Mathai, Vishnampet Venkataraman Radhakrishnan

Methods Mol Biol· February 2016

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Autoimmune encephalitis: Clinical diagnosis versus antibody confirmation.
Asha Caroline Cyril, Sruthi S Nair, Annamma Mathai, Sudheeran Kannoth, Sanjeev V Thomas

Ann Indian Acad Neurol· December 2015

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Women with epilepsy and infertility have different reproductive hormone profile than others.
Sanjeev V Thomas, P S Sarma, C Nirmala, Annamma Mathai, Sara E Thomas

Ann Indian Acad Neurol· October 2013

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Serum tumor necrosis factor-alpha in Guillain-Barré syndrome and its relation to plasma exchange.
Sheela Reuben, Annamma Mathai, Sumi M George, M D Nair, V V Radhakrishnan

Neurologist· January 2002

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