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Death from phaeochromocytoma: lessons from a post-mortem survey
J K Platts1, P J Drew, J N Harvey
1Academic Unit, University of Wales College of Medicine, Maelor Hospital, Wrexham.
Journal of the Royal College of Physicians of London
|July 1, 1995
Summary
Diagnosing phaeochromocytoma is challenging, often presenting with non-classical symptoms like abdominal pain or hypotension. Delays in diagnosis and treatment, especially during surgery, contributed to mortality in this retrospective study.
Area of Science:
- Endocrinology
- Oncology
- Pathology
Background:
- Phaeochromocytoma diagnosis remains challenging despite advancements in imaging and biochemical tests.
- A significant number of deaths attributed to phaeochromocytoma occur due to diagnostic delays and complications during surgical intervention.
Purpose of the Study:
- To analyze the diagnostic pitfalls and causes of mortality in phaeochromocytoma cases.
- To identify factors contributing to delayed diagnosis and recommend improvements in clinical practice.
Main Methods:
- Retrospective survey of 62 death certificates listing phaeochromocytoma between 1981 and 1989.
- Analysis of clinical presentations, diagnostic procedures, and circumstances of death.
Main Results:
- A substantial proportion of cases presented with non-classical symptoms (abdominal pain, vomiting, dyspnea, heart failure, hypotension).
- Diagnosis was often delayed, even with classical symptoms. Undiagnosed phaeochromocytoma led to death in 16 out of 62 cases, particularly during anesthesia and surgery.
- Biochemical tests like 24-hour urinary vanillyl mandelic acid yielded contradictory results, highlighting limitations in predictive power.
Conclusions:
- Improvement in diagnostic accuracy for phaeochromocytoma is crucial.
- Clinical awareness of non-classical presentations and careful consideration of family history are essential.
- Limitations of biochemical tests should be recognized to avoid misdiagnosis or delayed treatment.