Publications by authors named "P A Kowacs"

Objective: To present the first Brazilian real-world results with galcanezumab and provide a consensus expert opinion on the prophylactic treatment of cluster headache (CH) in Brazil.

Methods: The first part of the study (real-world results) was observational, prospective, uncontrolled, and descriptive. A sample of 44 consecutive patients with episodic or chronic CH were evaluated and treated in a traditional tertiary clinic from March 2020 to June 2024.

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Article Synopsis
  • MOGAD encephalitis and ADEM present similar symptoms to autoimmune encephalitis (AE) linked with anti-neuronal antibodies, but their treatment and outcomes vary, and testing for anti-MOG antibodies is not routine.
  • In a study of 481 patients with suspected AE, only 3.5% had anti-MOG antibodies, with a higher prevalence in children compared to adults.
  • Patients with MOGAD exhibited fewer behavioral and movement disorders compared to those with AE, but had more symptoms related to demyelination, highlighting the need to consider MOGAD as a differential diagnosis in cases of possible AE.
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Article Synopsis
  • - The phase 3 NEURO-TTRansform trial demonstrated that eplontersen significantly reduced transthyretin (TTR) levels and halted the progression of neuropathy impairment in patients with hereditary TTR-mediated amyloidosis after 65 weeks of treatment.
  • - The study involved patients initially receiving inotersen, who then switched to eplontersen, resulting in a greater reduction of TTR levels and stabilized quality of life and nutritional status during the eplontersen treatment.
  • - Patients who switched to eplontersen experienced fewer treatment-emergent adverse events, restored platelet counts, and overall better tolerability, indicating a favorable benefit-risk profile for this treatment strategy. *
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Migraine is one of the most prevalent and disabling diseases in the world. Migraine attack treatments and prophylactic treatments of this disease are essential to lessen its individual, social, and economic impact. This is a narrative review of the main drugs used for treating migraine, as well as the experimental models and the theoretical frameworks that led to their development.

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Background: The frequency of antibodies in autoimmune encephalitis (AIE) may vary in different populations, however, data from developing countries are lacking. To describe the clinical profile of AIE in Brazil, and to evaluate seasonality and predictors of AIE in adult and pediatric patients.

Methods: We evaluated patients with possible AIE from 17 centers of the Brazilian Autoimmune Encephalitis Network (BrAIN) between 2018 and 2022.

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