The number of participants fell from 18 to 15 teams. 1951 began the crisis of many teams, which either suspended temporarily or disappeared completely. Huracán and Independiente Medellín no longer participated. Independiente Medellín returned in 1954, Huracán disappeared completely. Deportes Caldas and Once Deportivo merged to form Deportivo Manizales, a new predecessor of Once Caldas .