Hemangiomas are the most common tumors of infancy, with a prevalence of 5 to 10 percent
among one-year-olds. They are characterized by rapid growth in the first year of life, …

Congenital lipomatous overgrowth with vascular, epidermal, and skeletal anomalies (CLOVES)
is a sporadically occurring, nonhereditary disorder characterized by asymmetric somatic …

Objectives To test the hypothesis that somatic phosphatidylinositol-4,5-bisphospate 3-kinase,
catalytic subunit alpha (PIK3CA) mutations would be found in patients with more common …

PURPOSE: To determine the ultrasonographic (US) features that distinguish soft-tissue
hemangioma from vascular malformation and one type of malformation from another. …

: Children with a large vascular tumor and associated Kasabach-Merritt coagulopathy respond
inconsistently to therapy and have a high mortality rate. For this reason, we undertook a …

We define the histopathologic findings and review the clinical and radiologic characteristics
of rapidly involuting congenital hemangioma (RICH). The features of RICH are compared to …

The authors studied a rare, congenital, cutaneous vascular anomaly that grows proportionately
with the child and does not regress. A total of 53 patients were compiled from three …

: Intramuscular venous malformations are often mistaken for tumors because of a similar
presentation and improper nomenclature. This is a review of 176 patients with venous …

We describe neonatal onset of a lethal multiorgan deficiency of carnitine palmitoyltransferase
II (CPT II) associated with dysmorphic features, cardiomyopathy, and cystic dysplasia of the …

Congenital hemangioma is a rare vascular tumor that forms in utero. Postnatally, the tumor
either involutes quickly (ie, rapidly involuting congenital hemangioma [RICH]) or partially …