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Published on: January 23, 2026
Adult presentation of symptomatic left lung agenesis
Omer Kaya1, Bozkurt Gulek1, Cengiz Yilmaz1
1Department of Radiology, Adana Numune Teaching and Research Hospital, Ege Bagatur Boulevard, 01240, Yuregir, Adana, Turkey.
Insights
Pulmonary agenesis, a rare congenital anomaly, affects approximately 1 in 100,000 births. This case highlights its diagnosis in adulthood, often due to the absence of associated anomalies.
Area of Science:
- Medical Genetics
- Pediatric Pulmonology
- Congenital Anomalies
Background:
- Pulmonary agenesis is a rare congenital anomaly with an incidence of approximately 1 in 100,000 births.
- It frequently co-occurs with other system anomalies, present in nearly half of affected individuals.
- Diagnosis is typically established in childhood, but can be delayed into adulthood.
Observation:
- This report details a case of pulmonary agenesis.
- The diagnosis was made in adulthood.
- The patient presented without significant comorbid anomalies, contributing to the delayed diagnosis.
Findings:
- Pulmonary agenesis can remain undiagnosed until adulthood, particularly when isolated.
- The absence of associated congenital anomalies can mask the condition.
- Late diagnosis necessitates tailored clinical management and follow-up.
Implications:
- Highlights the importance of considering pulmonary agenesis in adults with unexplained respiratory symptoms.
- Emphasizes the need for advanced imaging and diagnostic approaches in suspected cases.
- Informs clinical practice regarding the spectrum of presentation and diagnostic challenges of pulmonary agenesis.
Abstract:
Pulmonary agenesis is a rarely encountered congenital anomaly, and its average prevalence is about 1 in 100,000 births. Anomalies of the cardiovascular, musculoskeletal, gastrointestinal, or genitourinary systems may accompany in nearly half of the cases. The diagnosis of pulmonary agenesis is usually made during childhood, but the diagnosis may be delayed until adulthood in case of an absence of comorbid anomalies . Herein, we present a case of pulmonary agenesis that was diagnosed during adulthood.
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