Do Catastrophic Events Hinder Early Cancer Detection?

In a sobering assessment of public health impacts following major catastrophic events, recent research reveals a significant decline in colorectal cancer (CRC) diagnoses in Puerto Rico during Hurricanes Irma and Maria, as well as during the COVID-19 pandemic. This analysis highlights not only the immediate effects of such crises on health service accessibility but also the longer-term repercussions on cancer diagnosis and care. The study, led by investigators from the University of Puerto Rico, scrutinizes data from the Puerto Rico Central Cancer Registry covering a span from 2012 to 2021, illuminating the stark realities faced by patients in these turbulent times.

The backdrop of the study is a striking one, as Puerto Rico’s healthcare landscape is already riddled with challenges prior to these disasters. Infrastructure damage, overwhelmed healthcare facilities, and shortages of medical professionals are typical outcomes of such calamities, directly affecting patients’ access to vital diagnostic services. As doctors and hospitals grapple with the chaos that ensues during hurricanes or pandemics, the ability to conduct timely cancer screenings is drastically curtailed, leading to a delay in diagnosis and treatment.

Investigators meticulously analyzed the cancer registry, which has been a crucial repository of cancer data across Puerto Rico for over seven decades. The analysis revealed that 18,537 residents received their first diagnosis of CRC during the study period. A particularly concerning finding emerged when looking at the months surrounding Hurricanes Irma and Maria, which struck the island in September 2017. In this instance, the expected figure of CRC diagnoses for that month—161.4 cases—plummeted to just 82 cases, a stark representation of how disruption in healthcare services can have immediate and grave consequences for public health.

As the urgency of the pandemic compounds the previous disruptions from the hurricanes, the study noted a second notable decline in diagnoses during the lockdown period in 2020. April proved pivotal as the data indicated only 50 observed cases of CRC compared to an anticipated 162.5. This alarming discrepancy can be attributed to a range of factors, including fears regarding COVID-19 exposure that deterred individuals from seeking necessary healthcare. With measures intended to protect public health inadvertently resulting in further hindrances to cancer screenings, the long-term implications for survival rates are increasingly concerning.

The investigators identified a troubling trend in the data beyond the immediate impact of disasters. By the conclusion of the study period, numbers of patients diagnosed with early-stage CRC—as well as those aged 50 to 75, the demographic recommended for regular screening—fell short of expected levels. Conversely, late-stage diagnoses surged, alongside cases in those outside the recommended screening age range, thus compounding concerns regarding the progression of this often preventable and treatable disease.

Co-lead author Tonatiuh Suárez-Ramos articulated the grave concerns emerging from the study, noting the cascading effects that limited access to healthcare may have on cancer detection and patient outcomes. These experiences resonate urgently within the context of Puerto Rico, a region already facing significant infrastructural challenges while striving to maintain health services for its population amidst ongoing societal turmoil.

The research underscores the importance of developing healthcare systems that are more resilient and adaptive in the face of crises. As lead authors continue to advocate for improved strategies in healthcare delivery, the need for immediate policy changes that can fortify health care systems in Puerto Rico becomes apparent. This includes implementing robust disaster management protocols, ensuring the continuity of essential care even during significant disruptions, and fostering an environment where patients feel able to seek timely medical attention.

Senior author Dr. Karen J. Ortiz-Ortiz evoked a profound call to action to address the deficiencies illuminated in their findings. The overarching goal is to strengthen health care systems to mitigate health disparities that become exacerbated during and after catastrophic events. By employing a comprehensive evaluation approach to understand the impacts of such disasters, researchers aim to engage in dialogue that could lead to sustainable solutions that fortify cancer care coordination.

The implications of the study extend beyond Puerto Rico, as regions worldwide may face similar challenges during natural disasters or pandemics. The need for strong, adaptable healthcare infrastructure is imperative, emphasizing the importance of proactive policy frameworks that can sustain continuous access to essential medical services. This conversation is particularly salient as the world emerges from the grip of the COVID-19 pandemic, utilizing lessons learned to prepare systems for potential future crises.

In summary, the research reveals compelling evidence that disasters not only obstruct immediate access to healthcare but may also catalyze troubling long-term effects on cancer care and patient outcomes. The conversations ignited by the researchers’ findings are essential for laying the groundwork for resilient healthcare systems that can withstand future challenges, ensuring that life-saving screenings and treatments remain accessible, even in the throes of crisis.

Subject of Research: The impact of Hurricanes Irma and Maria and the COVID-19 pandemic on colorectal cancer diagnoses in Puerto Rico.
Article Title: Evaluating the Impact of Hurricanes and the COVID-19 Pandemic on Colorectal Cancer Incidence in Puerto Rico: An Interrupted Time-Series Analysis.
News Publication Date: April 14, 2025.
Web References: American Cancer Society
References: CANCER Journal
Image Credits: N/A

Keywords: Colorectal cancer, COVID-19, Hurricanes, Cancer screening, Health care delivery, Public health, Cancer research, Disaster management.

Tags: cancer registry data analysiscancer screening accessibility issuescatastrophic events and cancer detectioncolorectal cancer diagnosis declineCOVID-19 pandemic and cancer carehealthcare infrastructure damage in disastersimpact of hurricanes on health serviceslong-term effects of disasters on healthmedical professional shortages during crisespublic health research in Puerto RicoPuerto Rico healthcare challengestimely cancer diagnosis delays