The following questions are designed to test learners’ knowledge of infantile hemangioma (IH). This case was prepared by Chaocheng (Harry) Liu, a medical student at the University of Alberta, and Xiaoning (Shirley) Guan, a medical student at the University of British Columbia, with the guidance from Dr. Joseph Lam, a pediatric dermatologist practicing in Vancouver, BC, Canada.

The learning objectives for this case are:

• Describe morphology, risk factors, and natural history of IH
• Develop a focused differential diagnosis for IH
• Differentiate the types of IH
• List red flags associated with IH and criteria when to refer to a pediatric dermatologist
• List first line treatment for IH
• Discuss potential complications of IH