Acute aortic syndrome and in particular aortic dissection (AAD) persists as a cause of significant morbidity and mortality despite improvements in surgical management. This clinical review aims to explore the risks of misdiagnosis, outcomes associated with misdiagnosis and evaluate current diagnostic methods for reducing its incidence.Due to the nature of the pathology, misdiagnosing the condition and delaying management can dramatically worsen patient outcomes. Several diagnostic challenges exist, including low prevalence, rapidly propagating pathology, non-discrete symptomatology, non-specific signs, analogy with other acute conditions and lack of management infrastructure. A similarity to acute coronary syndromes is a specific concern and risks patient maltreatment. AAD with malperfusion syndromes are both a cause of misdiagnosis and marker of disease complication, requiring specifically tailored management plans from the emergency setting.Despite improvements in diagnostic measures, including imaging modalities and biomarkers, misdiagnosis of AAD remains commonplace and current guidelines are relatively limited in preventing its occurrence. This paper recommends the early use of AAD risk scoring, focused echocardiography and most importantly, fast-tracking patients to cross-sectional imaging where the suspicion of AAD is high. This has the potential to improve the diagnostic process for AAD and limit the risk of misdiagnosis. However, our understanding remains limited by the lack of large patient datasets and an adequately audited processes of emergency department practice.
Mediastinal paragangliomas are exceedingly rare neuroendocrine tumors of chromaffin cell origin. They are rarely endocrinologically functional, but complications often arise due to mass effect within the mediastinal cavity. We present a case of a 67‐year‐old gentleman referred to our unit for excision of a large mediastinal mass, thought to be thymic in origin, but without confirmatory preoperative histological diagnosis. Intra‐operatively it became clear that the tumor was intra‐pericardial, originating from aortic tissue, mandating pericardectomy, and ascending aortic replacement on cardiopulmonary bypass for its complete excision. Histopathological evaluation later confirmed the mass to be an aorticopulmonary paraganglioma.
Sarcomatoid carcinomas are a rare type of prostate cancer and are associated with a poor prognosis. We present the case of an 80-year-old gentleman who presented with rectal bleeding and his CT scan revealed an incidental pelvic cystic mass. He initially underwent attempted ultrasound-guided drainage and transurethral resection for this. Definitive management was a radical surgery. Histological findings confirmed that the morphological features favoured a sarcomatoid prostate cancer rather than a primary sarcoma, as was thought. Unusual presentations of pathologies may be encountered during our practice and present a challenge. A methodological approach is required to ensure positive outcomes.
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