Possible atypical silent heterozygotes with extremely low esterase activity.
D000368:Aged; D001049:Apnea / Q000209:etiology*; D002802:Cholinesterases / Q000097:blood*; D005260:Female; D006801:Humans; D013390:Succinylcholine / Q000009:adverse effects*
D002802:Cholinesterases; D013390:Succinylcholine