Dunphy's sign is a

medical sign Signs and symptoms are diagnostic indications of an illness, injury, or condition. Signs are objective and externally observable; symptoms are a person's reported subjective experiences. A sign for example may be a higher or lower temperature ...

characterized by increased abdominal pain with coughing. It may be an indicator of

appendicitis Appendicitis is inflammation of the Appendix (anatomy), appendix. Symptoms commonly include right lower abdominal pain, nausea, vomiting, fever and anorexia (symptom), decreased appetite. However, approximately 40% of people do not have these t ...

. Named after Osborne Joby Dunphy (1898–1989), a British-American physician.Small V (2008) Surgical emergencies. In ''Dolan B and Holt L (eds) Accident and Emergency: Theory into Practice, 2nd edition''. Elsevier.

References

Medical signs {{med-diagnostic-stub