Effectiveness of lymphatic cannulation in case of non-applicable intranodal lymphangiography

A 78-year-old man presented with lymphatic fluid collections in bilateral inguinal area after bilateral inguinal lymph node dissections. Because no inguinal or popliteal lymph nodes were observed under ultrasound examination, intranodal lymphangiography was not applicable. Although traditional pedal lymphangiography was required, it was difficult to perform this procedure owing to the decreasing frequency over the past 20 years and being...