Cryolipolysis is a noninvasive cosmetic procedure that eliminates excess fat by freezing it. But a complication called paradoxical adipose hyperplasia (PAH) -a hardened area of localized fat developing after cryolipolysis – may be more common than previously thought, suggests a paper in the July issue of Plastic and Reconstructive Surgery, the official medical journal of the American Society of Plastic Surgeons (ASPS).

While PAH can be treated successfully with liposuction, patients must wait a few months before treatment, according to the study