Abstract

Background:Venolymphatic malformation s (VLM)are combination of venous and lymphatic components of low flow type of category.These malformations do not connect to the main channels directly. These present in the form of swelling and other characteristics as per the type of malformation. The diagnostic evaluation become more baffling if the overlying skin is normal. Case presentation:We present a 55-years old female who had swelling on the medial part of the knee which was causing some pain only during movements.The evaluation of the entity was done by ultrasound (US),color flow imaging (CFI) and magnetic resonance imaging (MRI).The diagnosis of venolymphatic malformation of vastus medialis was confirmed.Conclusion: VLM swellings of extremities can be diagnosed with confidence with CFI and MRI modalities.

Key words: venolymphatic malformations; low flow; ultrasound, CFI, MRI.