نتایج جستجو برای: hemangiomas
تعداد نتایج: 2093 فیلتر نتایج به سال:
While infantile hemangiomas are a very common lesion seen in infants and young children, congenital hemangiomas are much more rare and have been only recently described. Two types of congenital hemangiomas exist: rapidly involuting congenital hemangiomas and noninvoluting congenital hemangiomas. The goal of this article is to describe rapidly involuting and noninvoluting congenital hemangiomas ...
The retrospective study investigated accuracy of quantitative evaluation of T1-weighted imaging (T1WI) with and without fat suppression (FS), chemical-shift, diffusion-weighted imaging (DWI) and enhanced imaging at 3.0 T MRI for distinguishing spinal hemangiomas from metastases. 27 patients with 33 spinal hemangiomas (15 atypical hemangiomas) and 26 patients with 71 metastases were recruited. T...
Hemangiomas are defined as soft tissue lesions in the maxillofacial or oral region. Hemangiomas of salivary glands constitute 30% of the non-epithelial tumors in major salivary glands. Benign tumors in salivary glands are located 85% in parotid gland and 13% in submandibular gland. We present a case of submandibular hemangioma in an infant patient that had some complications and a challenging ...
OBJECTIVE To describe the clinical presentation and risk of PHACE syndrome in infants with large facial hemangiomas and concomitant airway hemangiomas. DESIGN The study involved a case series of infants with cutaneous hemangiomas and airway hemangiomas extracted from a prospective multicenter cohort study. Data regarding clinical features, diagnosis, treatment, and clinical course were obtain...
Laryngeal hemangiomas are relatively rare. Laryngeal hemangiomas occur in two main forms--infantile and adult laryngeal hemangiomas. While infantile hemangiomas are usually found to occur in the subglottis, adult hemangiomas occur commonly in the supraglottic regions of the larynx. Laryngeal hemangioma with cavernous features isolated to the free edge of the vocal fold is a very rare clinical f...
QUESTION I see many children with infantile hemangiomas and have read about new therapeutic options such as propranolol. Is this medication effective and safe for treating hemangiomas in children? ANSWER Most infantile hemangiomas resolve spontaneously without any need for therapy. In many case series, propranolol has been shown to be effective and safe in treating hemangiomas that cause comp...
Periocular tumors are common in infancy. The most common periocular tumors are capillary hemangiomas, which are present in 1-2% of newborns and develop in 10%-12% of children by the age of 1 year old. Deep capillary hemangiomas may be more challenging to diagnose than superficial capillary hemangiomas and can be confused with other orbital lesions. Deep orbital hemangiomas can mimic teratoma, l...
Fluid-attenuated inversion recovery (FLAIR) imaging of hepatic hemangiomas (10 patients, 16 lesions) and hepatic cysts (8 patients, 10 lesions) was performed. All hemangiomas were hypointense on T1-weighted images and hyperintense on T2-weighted images. With Gd-DTPA (0.1 mmol/kg), all hemangiomas were enhanced but not all cysts. It was necessary to perform contrast enhanced imaging to different...
BACKGROUND The pathogenesis of infantile hemangiomas is not yet understood. Growth factors and hormonal and mechanical influences have been thought to affect the focal abnormal growth of endothelial cells in these lesions. However, these influences may represent secondary responses to an underlying primary molecular event leading to the development of hemangiomas. OBSERVATIONS We report the r...
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