PMC6305014_01
An 8-year-old patient with small hypertelorism, mild ptosis, downslanting palpebral fissures, low-set and posteriorly angulated ears, high arched palate, short neck, and pectus excavatum.
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The clinical examination revealed classical features of this syndrome including small hypertelorism, mild ptosis, downslanting palpebral fissures, low-set and posteriorly angulated ears, high arched palate, short neck, and pectus excavatum (Figure 1).
Ultrasounds of the left knee joint showing a joint effusion with villous hyperplasia of the synovial lining.
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An ultrasound imaging showed a joint effusion with villous hyperplasia of the synovial lining in his posterior part (Figure 2).
MRI, T2 sequence of the left knee: important joint effusion.
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Diagnosis of PVS was then suspected by magnetic resonance imaging based on an important joint effusion (Figure 3) and villonodular thickening of the synovial membrane with hemosiderin deposition (Figure 4).
MRI, T1 sequence of the left knee: visible villonodular thickening of the synovial membrane with hemosiderin deposition.
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Diagnosis of PVS was then suspected by magnetic resonance imaging based on an important joint effusion (Figure 3) and villonodular thickening of the synovial membrane with hemosiderin deposition (Figure 4).
Clinical imaging showing the swelling around the elbow joint.
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Almost one year later, he developed a painless tumefaction of the anterior surface of both elbows (Figure 5).