| Namespace | MPheno.ontology | Obsolete | false |
| description | any structural anomaly of the transient and highly migratory group of cells that delaminate in early embryonic development from the dorsal neural tube and give rise to a variety of differentiated cell types, including (1) the neurons and glial cells of the sensory, sympathetic, and parasympathetic nervous systems, (2) the epinephrine-producing (medulla) cells of the adrenal gland, (3) the pigment-containing cells of the epidermis, and (4) many of the skeletal and connective tissue components of the head |