Physiology and pathophysiology of organic acids in cerebrospinal fluid

GF Hoffmann, W Meier‐Augenstein… - Journal of inherited …, 1993 - Wiley Online Library
Concentrations of organic acids in cerebrospinal fluid (CSF) appear to be directly dependent
upon their rate of production in the brain. There is evidence that the net release of short …

L‐2‐hydroxyglutaric acidemia: A novel inherited neurometabolic disease

PG Barth, GF Hoffmann, J Jaeken… - Annals of …, 1992 - Wiley Online Library
Routine screening for organic acids revealed increased and isolated urinary excretion of l‐2‐
hydroxyglutaric acid in 8 mentally retarded patients from five unrelated families, including …

CT and MR of the brain in the diagnosis of organic acidemias Experiences from 107 patients

J Brismar, PT Ozand - Brain and Development, 1994 - Elsevier
The results of CT and/or MRI of the brain in 107 patients with different types of organic
acidemia are presented. The CSF spaces were wide in more than two-thirds of the patients …

Neurological manifestations of organic acid disorders

GF Hoffmann, KM Gibson, FK Tretz, WL Nyhan… - European journal of …, 1994 - Springer
Neurological manifestations are very common and can be the leading and/or presenting
feature in organic acid disorders, sometimes in the absence of metabolic derangement …

White matter disease in cerebral organic acid disorders: clinical implications and suggested pathomechanisms

S Kölker, E Mayatepek, GF Hoffmann - Neuropediatrics, 2002 - thieme-connect.com
White matter abnormalities (including dys-, hypo-, demyelination and delayed myelation) are
frequently found in cerebral organic acid disorders, a recently delineated subgroup of …

Glutaric aciduria: clinical and laboratory findings in two brothers

N Gregersen, NJ Brandt, E Christensen, I Grøn… - The Journal of …, 1977 - Elsevier
In two siblings with dystonic cerebral palsy the urinary metabolic profiles of organic acids
were dominated by glutaric acid, a metabolite not normally present in urine. The excretion of …

The aetiology of neurological complications of organic acidaemias—a role for the blood–brain barrier

S Kölker, SW Sauer, RAH Surtees… - Journal of inherited …, 2006 - Springer
The blood–brain barrier (BBB) metabolically isolates the central nervous system (CNS) from
the circulation and protects it against fluctuations of hydrophilic nutrients in plasma and from …

Topical Review Article: Organic Acidurias: A Review. Part 1

PT Ozand, GG Gascon - Journal of child neurology, 1991 - journals.sagepub.com
Organic acidemias are disorders of intermediary metabolism that lead to accumulation of
organic acids in biologic fluids, disturb acid-base balance, and derange intracellular …

D‐2‐Hydroxyglutaric aciduria: Biochemical marker or clinical disease entity?

MS Van der Knaap, C Jakobs… - Annals of Neurology …, 1999 - Wiley Online Library
Abstract d‐2‐Hydroxyglutaric aciduria has been observed in patients with extremely variable
clinical symptoms, creating doubt about the existence of a disease entity related to the …

l-2-Hydroxyglutaric aciduria: Neuropathological correlations and first report of severe neurodegenerative disease and neonatal death

E Chen, WL Nyhan, C Jakobs, CM Greco… - Journal of inherited …, 1996 - Springer
Summary l-2-Hydroxyglutaric aciduria is a rare organic aciduria associated with
neurological and particularly cerebellar abnormalities. These abnormalities developed in …