Publications by authors named "Pinto-Rojas A"

Geleophysic dysplasia (GD) is a rare genetic disorder characterized by acromelic dysplasia. Geleophysic dysplasia type 1 (MIM 231050) is autosomal recessive and is caused by homozygous or compound heterozygous mutation in the ADAMTSL2 (a disintegrin and metalloproteinase with thrombosponding repeats-like 2) gene. Geleophysic dysplasia type 2 (MIM 614185) is autosomal dominant and is caused by heterozygous mutation in the fibrillin 1 (FBN1) gene.

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Gaucher disease is an autosomal recessive disorder resulting from deficient activity of the lysosomal enzyme glucocerebrosidase (GBA, E.C.3.

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Perinatal Lethal Gaucher Disease (PLGD) is a rare form of Gaucher disease and is often considered a distinct form of type 2 Gaucher disease. The authors report on an infant who presented with progressive hepatosplenomegaly, ichthyosis, generalized skin edema and neonatal encephalopathy and died at 6 h of age. Autopsy revealed massive hepatosplenomegaly, ichthyosis, a diffuse collodion picture and histological evidence of infiltration by Gaucher cells in the liver, spleen, lung, thymus, lymph node and bone marrow.

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Surgery for pheochromocytoma differs from that of other tumors owing to the potential release of catecholamines, which may lead to severe intraoperative hemodynamic changes. The present standard of care for resection of adrenal pheochromocytoma has become a laparoscopic approach for surgical excision. Extra-adrenal pheochromocytoma is a very rare entity, especially in the pediatric age group; the utility of the laparoscopic approach is not established in this population.

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Liver involvement in Langerhans cell histiocytosis (LCH) typically presents with hepatomegaly and other signs of liver dysfunction. We present an 11-month-old child having only minimally elevated liver enzymes as an indication of liver involvement. Using sonography as the initial diagnostic tool followed by MRI, LCH of the liver was revealed.

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Pediculosis capitis is a worldwide public health concern. Infestation occurs most commonly in children, with a peak incidence between 5 to 11 years of age. The condition is more common in girls and less common in Black children.

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