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But Squirt had a wonky jaw — a malocclusion, possibly from the fall — and Brian had to clip his teeth every week or so.

Mr. Friedman was told he had a skeletal malocclusion, which severely limited his airways.

He told me that he would examine specimens in museums, and from this he deduced that jaw deficiencies and malocclusion — a misaligned bite — were nonexistent in the archaeological and animal records.

"In addition, children who are breast-fed are less likely to use a pacifier, which is considered a risk factor for malocclusion."

Given the long-term growth projection of about 18%, an uptrend in earnings estimates and strong potential in the malocclusion market, Align Technology appears to have bright prospects ahead.