Laser therapy is sometimes used to treat individuals with lymphatic malformations that involve the skin or mucous membranes. Multiple treatments spaced out over time may be required, and laser therapy is usually used in combination with other treatment options.
There is an article that describes two architectural subtypes of microcystic lesions: open-cell and closed-cell, suggesting the success of sclerotherapy with OK-432 in microcystic lesions may vary depending on the subtype. Here is link to the abstract in pubmed: Article Lymphatic Malformation Architecture: Implications for Treatm...