Klippel-Trenaunay syndrome (KTS) is a rare complex vascular with limb hypertrophy. KTS diagnosed if at least two of the three features capillary malformation, venous and soft tissue and/or bone overgrowth are present. Of these, malformation (i.e., port-wine stain) most commonly observed feature but may be absent in atypical KTS. We herein report case unilateral

Port-wine stain (PWS) is one of the representative cutaneous vascular malformations. Pulse dye laser (PDL) a traditional treatment method to treat PWS. A newly developed potassium-titanyl-phosphate (KTP) laser, DermaV, can be irradiated with single pulse, or pulse divided into several sub-pulses in length 0.3ms 1.5ms. This study aimed investigate skin response KTP and PDL according different du...