<prompt> A pt presented with pulsating varicose veins of the lower limb. Most probable diagnosis isKlippel Trenaunay syndromeTricuspid regurgitationDVTRight ventricular failure  <response>: Ans. is a ie Klippel-Trenaunay Syndrome Klippel- Trenaunay Syndrome :is characterized byCongenital AV fistulasCutaneous hemangiomasVaricose veinsHyperophy of involved extremityAbsence of deep venous system so pathological superficial veins should not be removed without evidence of an intact deep systemAnother syndrome closely associated with A-V malformations is:Kasabach-Merritt syndrome characterised by:- thrombocytopenia and- hemorrhagic manifestation - dt trapping destruction of platelets within the AV malformations. 