After ETS there a very few side-effects. Occasionally there is some numbness near the incisions, which is always self-limiting, and disappears. Compensatory sweating or sweating in other regions of the body is the most common side-effect after ETS. The way that Dr. Gorenstein performs ETS has been shown to limit the frequency and severity of compensatory sweating. Success rate which we measure by patient satisfaction exceeds 98% at our center.