Easily misdiagnosed complex Klippel-Trenaunay syndrome: A case report

Figure 1 Physical examination. A and B: There was a mild enlargement in the right arm and the right fingers; C: Varicose veins was observed on the right forearm (black arrows); D-H: There were several map-like port wine stains on the left lower extremity, hip, and trunk (E); there was an obvious enlargement in the left hip (F-H); there was an obvious enlargement in the left extremity with atypical varicose (Servelle veins) veins outside the leg (G, black arrows); the left toe was extremely enlarged and deformed (H).

Figure 2 Abdominal computed tomography plain scan + enhancement. A: The spleen is large with multiple low-density shadows (hemangioma); B: The left iliac vein is thickened; C: The left ovarian vein is thickened with a filling defect area (thrombosis); D: The rectal wall is unevenly thickened. The bladder wall is slightly thickened and venous stones can be observed.

Figure 3 Left lower extremity magnetic resonance imaging plain scan + enhancement. A-C: Obvious enlargement, swelling, and extensive reticular signal abnormality can be seen in the left lower extremity (Lymphadenopathy). The subcutaneous varicose veins can be noted on the left leg.

Figure 4 X-ray of both the lower extremities. The spine showing a compensatory slight deviation to the left. The soft tissues of the left lower extremity were thickened with a nonuniform density.

Figure 5 Colonoscopy. A and B: The intestinal mucosal veins are displayed and varicosed. The intestinal wall can be observed in cyan.