Recurrent rectal bleeding in a teenager caused by a cavernous haemangioma of the sigmoid colon

Affiliations

• ¹ Department of Emergency Service, University Hospital Puerta de Hierro Majadahonda, Majadahonda, Madrid, Spain.
• ² Department of Emergency Service, University Hospital Puerta de Hierro Majadahonda, Majadahonda, Madrid, Spain. Electronic address: apinedatorcuato@gmail.com.
• ³ Department of General Surgery, University Hospital Puerta de Hierro Majadahonda, Majadahonda, Madrid, Spain.
• ⁴ Department of Gastroenterology, University Hospital Puerta de Hierro Majadahonda, Majadahonda, Madrid, Spain.
• ⁵ Department of Pathological Anatomy, University Hospital Puerta de Hierro Majadahonda, Majadahonda, Madrid, Spain.
• ⁶ Department of Radiology, University Hospital Puerta de Hierro Majadahonda, Majadahonda, Madrid, Spain; Department of Radiology, Universidad Autónoma de Madrid, Madrid, Spain.