Intracystic Glucose Measurement for On-Site Differentiation Between Mucinous and Non-Mucinous Pancreatic Cystic Lesions

2024

Measuring Glucose in Pancreatic Cyst Fluid to Differentiate Cysts

Sample size: 50 publication 10 minutes Evidence: high

Author Information

Author(s): Bruni Angelo, Eusebi Leonardo Henry, Lisotti Andrea, Ricci Claudio, Maida Marcello, Fusaroli Pietro, Barbara Giovanni, Sadik Riadh, Pagano Nico, Hedenström Per, Marasco Giovanni

Primary Institution: IRCCS Azienda Ospedaliero Universitaria di Bologna

Hypothesis

Can on-site glucose measurement accurately differentiate between mucinous and non-mucinous pancreatic cystic lesions?

Conclusion

On-site glucose measurement using a glucometer is a highly accurate and cost-effective method for differentiating mucinous from non-mucinous pancreatic cystic lesions.

Supporting Evidence

Glucose levels below 50 mg/dL were found to be highly accurate in identifying mucinous pancreatic cystic lesions.
The study demonstrated a sensitivity of 93.2% and specificity of 76.5% for glucose testing.
On-site glucose measurement is a rapid and cost-effective diagnostic tool.
Patients with glucose levels <50 mg/dL had a higher prevalence of mucinous cysts (81%) compared to those with levels ≥50 mg/dL (23%).
The median CEA level was significantly higher in the <50 mg/dL group compared to the ≥50 mg/dL group.

Takeaway

Doctors can use a simple glucose test on fluid from pancreatic cysts to tell if they are harmful or not, which helps in deciding the right treatment.

Methodology

This was a prospective multicenter study where patients undergoing EUS-FNA for pancreatic cysts had their cyst fluid glucose levels measured using a glucometer.