Wide/Weblike neck, low-set ears, broad chest with widely spaced nipples, high&narrow roof of the mouth, arms that turn outward at the elbows, fingernails/toenails that are narrow and turned upward, swelling of the hands/feet (esp. at birth), slightly smaller than average height at birth, slowed growth, cardiac defects low hairline at the back of the head, receding or small lower jaw, short fingers/toes