Hemangioma of soft tissue Wheeless

Description: Discussion: - a benign, vascular tumor that occurs in children, usually in limbs or trunk; - hemangioma may be congenital, appearing as solitary tumor that infiltrates local tissue & adjacent neurovascular structures; - most common form of hemangioma has infiltrative margins composed of both large and small vessels; - most common soft tissue lesions in children are vascular in origin; - despite their vascular origin, hemangiomas do not metastisize or undergo malignant transformation; - with age, growth of hemangioma will slow and in many cases regress by ages 5-7 years; - Kasabach-Merritt syndrome: - life threatening syndrome in which hemangiomas occur with thrombocytopenia;