Clonidine withdrawal.
D006348:Cardiac Surgical Procedures; D003000:Clonidine / Q000009:adverse effects*; D005260:Female; D006801:Humans; D006973:Hypertension / Q000209:etiology; D007022:Hypotension / Q000209:etiology; D008875:Middle Aged; D013375:Substance Withdrawal Syndrome / Q000209:etiology*
D003000:Clonidine