Pelger- Huët anomaly is a benign hereditary condition recognized by the bilobed nucleus of most neutrophils. The cells appear to function normally.
Pseudo– Pelger-Huët is the term used to describe the acquired anomaly resembling Pelger- Huët . “The pseudo- Pelger-Huët anomaly is often acquired in the course of acute or chronic myelogenous leukemia and is a premonitory finding in myelodysplastic syndromes
Source: http://www.wadsworth.org/chemheme/heme/cytoheme/ans381.htm