The advantages over open surgery are that percutaneous surgery is simpler, more straightforward and shorter concerning the duration. It can also be done in every other examination room unlike the open surgery, which is done in an operation room. The risk nonetheless is that the digital nerve of the thumb nearby can be damaged. Epidemiology
Not much research has been done on the epidemiology of congenital trigger thumbs. There are a few reports on the incidence in their respective studies. The most recent data comes from a Japanese study by Kukichi and Ogino where they found an incidence 3.3 trigger thumbs per 1,000 live births in 1-year-old children. References


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Hyperglycinemia may refer to one of two related inborn amino acid disorders that are characterized by elevated levels of glycine in the blood. Propionic acidemia, also known as "ketotic glycinemia"
Glycine encephalopathy, also known as "non-ketotic hyperglycinemia"