KTS is a cutaneous vascular malformation caused by ARteriovenous malformation. its present since birth. it can cause a finger, a part or a whole limb to enlarge. child might present with cellulitis, pain and swelling of limbs along with a strawberry or a cavernous venous dilatations.complications that can occur include thrmboflebitis, heart failure, gangrene of hand, sepsis and infection. treatment includes percutaneous sclerotherapy guided by colour doppler ECHO, compression bandages for vericosities and corrective orthopedic surgeries for significant leg length discrepancy. treatment is palliative and symptomatic. no definite treatment available.