definition
Absence of the hair from areas where it is normally present. Baldness or the loss of hair.
UMLS
Alopecia, Alopecia NOS, Alopecia unspecified, Alopecia, NOS, Alopecia, unspecified, Alopecias, ATRICHIA, Atrichia, NOS, ATRICHOSIS, BALDING, Baldness, Hair falling out, Hair loss, Hair loss disorder, Loss of hair, Loss, hair