[Sickle cell anemia in 2 Spanish white girls]. / Drepanocitosis en dos niñas españolas de raza blanca.

The investigation of a chronic hemolytic anemia in a white girl reveals the presence of Hb SS (sickle cell anemia in its classic form), that carries out the same unsuspected diagnosis in her sister and the realization of both parents as carriers of the sickle cell anemia trait. Some remarks about its epidemiology and scarcity in the white race era done. We consider the essential for the diagnosis.