enchondromas of the limbs in association with venous and lymphaticovenous malformation; propensity to develop other benign or malignant tumors. The ipsilateral lower limb is usually involved, but the ipsilateral upper extremity or (rarely) a contralateral lower limb (usually isolated) may be included. Abdomen, flank, and back may rarely be included.
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Examples: glitazone, GI cocktail, etc.