Recognizable phenotype with common occurrence of microcephaly, psychomotor retardation, but no spontaneous bone fractures in autosomal recessive cutis laxa type IIB due to PYCR1 mutations

2011 ◽  
Vol 155 (9) ◽  
pp. 2331-2332 ◽  
Author(s):  
Dorus Kouwenberg ◽  
Thatjana Gardeitchik ◽  
Ron A Wevers ◽  
Johannes Häberle ◽  
Eva Morava
2013 ◽  
Vol 110 (3) ◽  
pp. 352-361 ◽  
Author(s):  
Aikaterini Dimopoulou ◽  
Björn Fischer ◽  
Thatjana Gardeitchik ◽  
Phillipe Schröter ◽  
Hülya Kayserili ◽  
...  

PEDIATRICS ◽  
1993 ◽  
Vol 91 (5) ◽  
pp. 995-996
Author(s):  
ANGELA E. SCHEUERLE ◽  
ROBERT MCVIE ◽  
ARTHUR L. BEAUDET ◽  
STUART K. SHAPIRA

Arginase catalyzes the conversion of arginine to ornithine and urea in the final step of the urea cycle. The enzyme deficiency disease, argininemia, is a rare autosomal recessive disorder which presents with progressive psychomotor retardation, growth failure, seizures, and spasticity affecting the lower extremities more than the upper.1 It does not, however, commonly have the severe hyperammonemia seen with other urea cycle disorders.1,2 We describe two unrelated patients, previously thought to have cerebral palsy, who were later found to have arginase deficiency. This suggests that the condition may be underdiagnosed because of its relatively mild symptoms. CASE REPORTS Patient 1, a 9-year-old boy, was born at term after an uncomplicated pregnancy to nonconsanguineous African-American parents.


Author(s):  
Hubert Scharnagl ◽  
Winfried März ◽  
Markus Böhm ◽  
Thomas A. Luger ◽  
Federico Fracassi ◽  
...  

2014 ◽  
Vol 1 ◽  
pp. 203-212 ◽  
Author(s):  
D. Bahena-Bahena ◽  
J. López-Valdez ◽  
K. Raymond ◽  
R. Salinas-Marín ◽  
A. Ortega-García ◽  
...  

2009 ◽  
Vol 17 (9) ◽  
pp. 1099-1110 ◽  
Author(s):  
Éva Morava ◽  
Maïlys Guillard ◽  
Dirk J Lefeber ◽  
Ron A Wevers

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