Multifocal mesenchymal hamartoma of the chest wall in a newborn

Abstract

Mesenchymal hamartoma of the chest wall is an extremely rare, benignchondro-osseous chest wall tumor which originates from one or more ribs,in newborns or infants. It usually appears as a solitary lesion but morerarely can be multifocal and bilateral. Sometimes it may mimic chest wallmalignant tumors because of its destructive radiological nature. Herein, weaim to present the imaging characteristics of a 4-day-old boy with multifocalmesenchymal hamartoma of the chest wall.