Table 1 Hemangiomas versus vascular malformations

Histology

High volume of endothelial cells

Normal endothelium

Presence at birth

Rarely present

Present

Clinics

Appearing within 6–8 weeks after birth

Growth phase: 1–2 years

Spontaneous involution

Growth depends on the individual

Diagnosis

Clinical history

Images (Magnetic Resonance Imaging, Computerized Axial Tomography, Ultrasound, angiography)

Treatment

Observation if involution is incomplete

Large lesions: surgery, steroids, or gamma-interferon

Depending on location, size, and symptoms.

Laser, sclerotherapy, surgery