A 19-year-old man with no known medical history died after collapsing during sexual intercourse from hemopericardium due to aortic dissection with associated polycystic kidney disease; the relationship between the two conditions is uncertain, but PKD may be an associated finding and possibly a predisposing factor rather than a direct cause.
Key Findings
Results
A 19-year-old Caucasian male with no known past medical history died after collapsing during sexual intercourse, and post-mortem examination found hemopericardium due to aortic dissection together with polycystic kidney disease.
The report describes a single death (case report, n=1).
Post-mortem examination revealed hemopericardium with an aortic dissection, which was associated with PKD.
The heart and great vessels were sent to the authors' place of practice for detailed cardiovascular pathology examination.
Background
The simultaneous presence of aortic dissection and polycystic kidney disease is rare and has been infrequently reported.
Aortic dissection is described as a rare and often fatal condition arising from aortic wall weakening.
PKD is described as a rare condition with multiple renal cysts, caused by genetic abnormalities with autosomal dominant or autosomal recessive inheritance.
The authors state the presentation of both pathologies simultaneously is rare.
Discussion
The relationship between aortic dissection and PKD in this case remains uncertain, but PKD may be an associated finding and possibly a predisposing factor rather than a direct causal mechanism.
The authors explicitly state the relationship is uncertain.
They suggest PKD may be associated and possibly predisposing, not directly causal.
Co-occurrence raises the likelihood of an underlying predisposition to vascular pathology.
Conclusions
The co-occurrence may have implications for screening and clinical evaluation of surviving blood relatives.
The authors link the possible underlying predisposition to vascular pathology to relatives' evaluation.
No screening results or family data are reported in the abstract.
Conclusions
The case underscores the need for a meticulous approach to determining cause of death in young individuals, since extremely uncommon manifestations can occur.
The authors address this reminder to forensic and clinical pathologists.
Detailed cardiovascular pathology examination of the heart and great vessels was used in this case.
What This Means
This case report describes the death of a healthy-seeming 19-year-old man who collapsed during sexual intercourse. The autopsy showed that his aorta, the body's main artery, had torn (an aortic dissection) and caused bleeding around the heart. He also had polycystic kidney disease, an inherited condition in which many cysts form in the kidneys. He had no known medical history before his death.
Each of these conditions is uncommon, and having both together has rarely been reported. The authors could not say whether the kidney disease contributed to the aortic tear. They suggest it may be an associated finding and possibly a factor that made him more vulnerable, rather than a direct cause. They propose that having both conditions could point to an underlying inherited tendency toward blood vessel problems.
This research suggests that sudden deaths in young people deserve careful, thorough examination, and that when such a combination is found, relatives might need evaluation. Because this is a single case, it cannot show that one condition causes the other or establish how often they occur together.
Raj G, Westaby J, Sheppard M. (2026). Co-occurrence of aortic dissection and polycystic kidney disease: a case report.. Journal of medical case reports. https://doi.org/10.1186/s13256-026-06658-9