Dr. David Nielson is a Texas based cardio-thoracic surgeon who specializes in micro-endoscopic chest surgery. Dr. Nielson is widely known as a hyperhydrosis expert and sweating specialist with his innovative, least invasive treatment for patients who suffer from (excessive sweating of the hands, face, and/or armpits, Raynaud’s Syndrome, and Facial Blushing. These conditions are all connected to an over-active sympathetic nerve chain. Micro-endoscopic thoracic sympathectomy (Micro ETS), created by Dr. Nielson, is the least invasive, most advanced surgery for people suffering from these ailments. One of the most experienced endoscopic thoracic surgeon performing ETS surgery, Dr. Nielson emphasizes that extensive ETS surgical experience is essential to eliminating excessive sweating of the hands, face, and/or armpits.