Results 71 to 80 of about 1,644 (213)

Liver Transplantation and Other Hepatically Directed Therapies Do Not Change the Biochemical Phenotype nor Halt Progression of Leukodystrophy due to Biallelic HMBS Variants: A Case Report

open access: yesJIMD Reports, Volume 67, Issue 1, January 2026.
ABSTRACT Leukodystrophy due to biallelic HMBS variants is a rare condition distinct from acute intermittent porphyria (AIP). It is characterised by progressive leukoencephalopathy rather than acute attacks of neurovisceral symptoms. We report the ongoing clinical progression of a patient with leukodystrophy due to homozygous variants in HMBS [c.251C>A,
Jeremy Clark   +6 more
wiley   +1 more source

Liver Cirrhosis Induced by Porphyria Cutanea Tarda: A Case Report and Review

open access: yesGut and Liver, 2010
Porphyria cutanea tarda (PCT) is a metabolic disorder that results in a decrease in uroporphyrinogen decarboxylase activity. It is characterized by photosensitivity, bullae formation, and skin pigmentation. There are four types of PCT: acquired, familial,
doaj   +1 more source

Therapeutic Monitoring of Patients With Hereditary Tyrosinemia Type 1—A Belgian Monocentric Experience

open access: yesJIMD Reports, Volume 67, Issue 1, January 2026.
ABSTRACT Hereditary tyrosinemia type I (HT‐1) is a rare metabolic disorder treated by NTBC, requiring careful therapeutic and nutritional monitoring. While follow‐up traditionally relies on urinary succinylacetone, plasma NTBC and plasma amino acids, dried blood spot (DBS) methods have introduced alternative monitoring options.
Anne‐Sophie Adam   +7 more
wiley   +1 more source

Post- Partum Acute Intermittent Porphyria - A Case Report

open access: yesThe Indian Anaesthetists' Forum, 2010
Porphyrias are inherited disorders, each involving a specific enzyme in heme biosynthetic pathways. Acute intermittent porphyria, one of the hepatic porphyria is the most severe form of the disease, with gastrointestinal and neuropsychiatric ...
Gaurav Tomar   +3 more
doaj  

Gallbladder Dysfunction Diagnosed by Cholescintigraphy with a Fatty Meal

open access: yesGut and Liver, 2010
Porphyria cutanea tarda (PCT) is a metabolic disorder that results in a decrease in uroporphyrinogen decarboxylase activity. It is characterized by photosensitivity, bullae formation, and skin pigmentation. There are four types of PCT: acquired, familial,
doaj   +1 more source

Current and innovative emerging therapies for porphyrias with hepatic involvement

open access: yes, 2019
Porphyrias are rare inherited disorders caused by specific enzyme dysfunctions in the haem synthesis pathway, which result in abnormal accumulation of specific pathway intermediates.
Avila, M.A. (Matías Antonio)   +3 more
core  

The association between chemical-induced porphyria and hepatic cancer

open access: yes, 2018
The haem biosynthetic pathway is of fundamental importance for cellular metabolism both for the erythroid and nonerythroid tissues. There are several genetic variants of the pathway in the human population that cause dysfunction of one or other of the ...
John R. Foster (4057870)   +1 more
core   +3 more sources

Pilot study of mitochondrial bioenergetics in subjects with acute porphyrias [PDF]

open access: yes, 2019
Background and aimsThe acute porphyrias are characterized by defects in heme synthesis, particularly in the liver. In some affected patients, there occurs a critical deficiency in a regulatory heme pool within hepatocytes that leads to up-regulation of 5-
Bonkovsky, Herbert L   +7 more
core   +1 more source

CHARACTERIZATION OF THE FUNCTIONAL ROLE OF NEW VARIANTS INVOLVED IN VARIEGATE PORPHYRIA AND HIPSC DERIVED HEPATOCYTE LIKE CELLS TO MODEL HEPATIC PORPHYRIAS [PDF]

open access: yes, 2018
Porphyrias are a group of inherited metabolic disorders of heme biosynthesis. Each porphyria derives from an alteration in the heme biosynthetic pathway resulting in a specific accumulation of heme precursors.
V. Fiorentino
core   +1 more source

Acute hepatic porphyria: when to perform liver transplantation?

open access: yesMedicina, 2021
Acute hepatic porphyrias (AHPs) are inborn errors of hemebiosynthesis and its most common and severe type is the acute intermittent porphyria (AIP). AIP is an hereditary autosomal dominant disease caused by accumulated porphobilinogen deaminase (PBG) and
Maria Eugênia Carinhani de Cico   +4 more
doaj  

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