Preposition: of

• origin: They can present as a pyrexia of unknown origin or hypertension.

Converse of object

• treat: Aspirin ( in adults ) and ibuprofen ( in children ) are the only nonsteroidal anti-inflammatory drugs licensed to treat pyrexia.

• include: In 1994 her persisting symptoms expanded to include intermittent pyrexia.

• have: Baby T also had pyrexia ( high temperature ), and he would have been concerned if he had known that at the time.

Adjective modifier

• maternal: Maternal pyrexia associated with the use of epidural analgesia in labor.

• transient: The individual concerned showed transient pyrexia, flu-like symptoms and sinusitis, but after antibiotic treatment made a full recovery.

• unexplained: Occasionally, gram negative septicaemia can result from colonoscopy and unexplained pyrexia or collapse should be managed with blood cultures and antibiotics.

• intermittent: In 1994 her persisting symptoms expanded to include intermittent pyrexia.

• e.g.: The usual signs of infection ( e.g. pyrexia, leucocytosis ) may be absent and infection surveillance must be rigorous.

Preposition: in

• patient: It is common for dialysis to precipitate pyrexia in apparently healthy patients in these circumstances.