“…It has been recognized that many other systems may be involved, including the skin, cardiovascular, central nervous, and gastrointestinal systems, and the joints, together with venous thrombosis (Enoch, 1969;Mason and Barnes, 1969; Mowat and Hothersall, 1969); Francis, 1970;Kalbian and Challis, 1970;Haim, Barzilai, and Hazani, 1971). Thus, the findings may vary greatly from the triad originally described.…”