Portuguese Consensus on Acute Porphyrias: Diagnosis, Treatment, Monitoring and Patient Referral

Acute porphyrias are a group of rare genetic metabolic disorders, caused by a defect in one of the enzymes involved in the heme biosynthesis, which results in an abnormally high accumulation of toxic intermediates. Acute porphyrias are characterized by potentially life-threatening attacks and, for...

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Main Authors: Luís Brito Avô, Luísa Pereira, Anabela Oliveira, Filipa Ferreira, Paulo Filipe, Inês Coelho Rodrigues, Eduarda Couto, Fátima Ferreira, André Airosa Pardal, Pedro Morgado, Sónia Moreira
Format: Article
Language:English
Published: Ordem dos Médicos 2023-11-01
Series:Acta Médica Portuguesa
Subjects:
Online Access:https://actamedicaportuguesa.com/revista/index.php/amp/article/view/20323
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author Luís Brito Avô
Luísa Pereira
Anabela Oliveira
Filipa Ferreira
Paulo Filipe
Inês Coelho Rodrigues
Eduarda Couto
Fátima Ferreira
André Airosa Pardal
Pedro Morgado
Sónia Moreira
author_facet Luís Brito Avô
Luísa Pereira
Anabela Oliveira
Filipa Ferreira
Paulo Filipe
Inês Coelho Rodrigues
Eduarda Couto
Fátima Ferreira
André Airosa Pardal
Pedro Morgado
Sónia Moreira
author_sort Luís Brito Avô
collection DOAJ
description Acute porphyrias are a group of rare genetic metabolic disorders, caused by a defect in one of the enzymes involved in the heme biosynthesis, which results in an abnormally high accumulation of toxic intermediates. Acute porphyrias are characterized by potentially life-threatening attacks and, for some patients, by chronic manifestations that negatively impact daily functioning and quality of life. Clinical manifestations include a nonspecific set of gastrointestinal, neuropsychiatric, and/or cutaneous symptoms. Effective diagnostic methods are widely available, but due to their clinical heterogeneity and non-specificity, many years often elapse from symptom onset to diagnosis of acute porphyrias, delaying the treatment and increasing morbidity. Therefore, increased awareness of acute porphyrias among healthcare professionals is paramount to reducing disease burden. Treatment of acute porphyrias is centered on eliminating the potential precipitants, symptomatic treatment, and suppressing the hepatic heme pathway, through the administration of hemin or givosiran. Moreover, properly monitoring patients with acute porphyrias and their relatives is fundamental to preventing acute attacks, hospitalization, and long-term complications. Considering this, a multidisciplinary panel elaborated a consensus paper, aiming to provide guidance for an efficient and timely diagnosis of acute porphyrias, and evidence-based recommendations for treating and monitoring patients and their families in Portugal. To this end, all authors exhaustively reviewed and discussed the current scientific evidence on acute porphyrias available in the literature, between November 2022 and May 2023.
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spelling doaj.art-110d1b01417f44f29c5b52c1a1ba5e6e2023-11-02T14:29:41ZengOrdem dos MédicosActa Médica Portuguesa0870-399X1646-07582023-11-01361110.20344/amp.20323Portuguese Consensus on Acute Porphyrias: Diagnosis, Treatment, Monitoring and Patient ReferralLuís Brito Avô0Luísa Pereira1Anabela Oliveira2Filipa Ferreira3Paulo Filipe4Inês Coelho Rodrigues5Eduarda Couto6Fátima Ferreira7André Airosa Pardal8Pedro Morgado9Sónia Moreira10Serviço de Medicina Interna. Hospital CUF Tejo. Lisboa; Unidade de Doenças Raras. Hospital CUF Tejo. Lisboa; Nucleo de Estudos de Doenças Raras da Sociedade Portuguesa de Medicina Interna. Lisboa.Nucleo de Estudos de Doenças Raras da Sociedade Portuguesa de Medicina Interna. Lisboa; Unidade de Cuidados Paliativos. Hospital CUF Tejo. Lisboa.Serviço de Medicina I. Centro de Referência de Doenças Hereditárias do Metabolismo. Centro Hospitalar Universitário Lisboa Norte. Lisboa.Unidade de Rastreio Neonatal, Metabolismo e Genética. Departamento de Genética Humana. Instituto Nacional de Saúde Doutor Ricardo Jorge. Porto.Unidade de Investigação de Dermatologia. Instituto de Medicina Molecular João Lobo Antunes. Lisboa.Serviço de Gastrenterologia. Centro Hospitalar e Universitário de Lisboa Norte. Lisboa.Departamento de Medicina Interna. Serviço de Hematologia Clínica. Centro Hospitalar Póvoa de Varzim - Vila do Conde. Póvoa de Varzim. Serviço de Hematologia Clínica. Centro Hospitalar e Universitário de São João. Porto.Serviço de Hematologia Clínica. Centro Hospitalar Universitário de São João. Porto. Instituto de Investigação em Ciências da Vida e Saúde. Escola de Medicina. Universidade do Minho. Braga; Laboratório Associado do Governo Português ICVS/3B’s. Braga/Guimarães; Serviço de Psiquiatria. Hospital de Braga. Braga.Nucleo de Estudos de Doenças Raras da Sociedade Portuguesa de Medicina Interna. Lisboa; Serviço de Medicina Interna. Centro de Referência de Doenças Hereditárias do Metabolismo. Centro Hospitalar e Universitário de Coimbra. Coimbra; Faculdade de Medicina. Universidade de Coimbra. Coimbra.  Acute porphyrias are a group of rare genetic metabolic disorders, caused by a defect in one of the enzymes involved in the heme biosynthesis, which results in an abnormally high accumulation of toxic intermediates. Acute porphyrias are characterized by potentially life-threatening attacks and, for some patients, by chronic manifestations that negatively impact daily functioning and quality of life. Clinical manifestations include a nonspecific set of gastrointestinal, neuropsychiatric, and/or cutaneous symptoms. Effective diagnostic methods are widely available, but due to their clinical heterogeneity and non-specificity, many years often elapse from symptom onset to diagnosis of acute porphyrias, delaying the treatment and increasing morbidity. Therefore, increased awareness of acute porphyrias among healthcare professionals is paramount to reducing disease burden. Treatment of acute porphyrias is centered on eliminating the potential precipitants, symptomatic treatment, and suppressing the hepatic heme pathway, through the administration of hemin or givosiran. Moreover, properly monitoring patients with acute porphyrias and their relatives is fundamental to preventing acute attacks, hospitalization, and long-term complications. Considering this, a multidisciplinary panel elaborated a consensus paper, aiming to provide guidance for an efficient and timely diagnosis of acute porphyrias, and evidence-based recommendations for treating and monitoring patients and their families in Portugal. To this end, all authors exhaustively reviewed and discussed the current scientific evidence on acute porphyrias available in the literature, between November 2022 and May 2023. https://actamedicaportuguesa.com/revista/index.php/amp/article/view/20323ConsensusPorphyria, Acute Intermittent/diagnosisPorphyria, Acute Intermittent/therapyPorphyrias/diagnosisPorphyrias/therapyPortugal
spellingShingle Luís Brito Avô
Luísa Pereira
Anabela Oliveira
Filipa Ferreira
Paulo Filipe
Inês Coelho Rodrigues
Eduarda Couto
Fátima Ferreira
André Airosa Pardal
Pedro Morgado
Sónia Moreira
Portuguese Consensus on Acute Porphyrias: Diagnosis, Treatment, Monitoring and Patient Referral
Acta Médica Portuguesa
Consensus
Porphyria, Acute Intermittent/diagnosis
Porphyria, Acute Intermittent/therapy
Porphyrias/diagnosis
Porphyrias/therapy
Portugal
title Portuguese Consensus on Acute Porphyrias: Diagnosis, Treatment, Monitoring and Patient Referral
title_full Portuguese Consensus on Acute Porphyrias: Diagnosis, Treatment, Monitoring and Patient Referral
title_fullStr Portuguese Consensus on Acute Porphyrias: Diagnosis, Treatment, Monitoring and Patient Referral
title_full_unstemmed Portuguese Consensus on Acute Porphyrias: Diagnosis, Treatment, Monitoring and Patient Referral
title_short Portuguese Consensus on Acute Porphyrias: Diagnosis, Treatment, Monitoring and Patient Referral
title_sort portuguese consensus on acute porphyrias diagnosis treatment monitoring and patient referral
topic Consensus
Porphyria, Acute Intermittent/diagnosis
Porphyria, Acute Intermittent/therapy
Porphyrias/diagnosis
Porphyrias/therapy
Portugal
url https://actamedicaportuguesa.com/revista/index.php/amp/article/view/20323
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