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Completed

NCT Number: NCT06628284

CGM as Diagnostic Tool in Observing Steroid-Induced Hyperglycemia

This study is designed to help understand how certain steroid medications affect blood sugar levels in patients undergoing pain management treatments. Patients who receive steroid injections for conditions like back pain or arthritis experience temporary high blood sugar (called steroid-induced hyperglycemia, SIH), which can sometimes lead to complications, especially in patients with diabetes. This study aims to understand this by monitoring blood glucose levels using continuous glucose monitors (Dexcom G7). The main goal of this study is to track how steroid injections impact blood sugar levels in patients.

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Key information

Age range

19 year–75 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Grand Island Pain Relief Center, Grand Island, Nebraska, United States

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About this study

Steroid injections are frequently used in pain management for conditions such as arthritis, back pain, and joint inflammation. While effective at reducing pain and inflammation, these steroids can cause temporary spikes in blood sugar, known as steroid-induced hyperglycemia. This can be a concern, especially for patients with diabetes, as poorly managed high blood sugar can lead to serious complications. This study aims to explore the effects of three commonly used steroids: dexamethasone, methylprednisolone, and triamcinolone, each administered at different doses. Participants will be fitted with a Dexcom G7 continuous glucose monitor (CGM) on their arm, which will track their blood sugar levels every 5 minutes for up to 10 days.

The study's primary objective is to determine how often steroid-induced hyperglycemia occurs, how severe it is, and how long it lasts. Study will also investigate whether certain factors-such as the type of steroid, dosage, or the patient's underlying conditions-affect blood sugar responses. Additionally, the study will assess how the use of the CGM device may improve overall patient care, reduce the need for emergency interventions, and potentially lower healthcare costs by preventing complications.

By gathering high-resolution glucose data, this research will provide valuable insights into the best practices for managing blood sugar in patients receiving steroid injections. Our goal is to improve treatment strategies, particularly for diabetic patients, ensuring safer and more effective pain management.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Adults aged 19-75 years
  • Patients meeting the medical criteria for need of interventional pain management procedure requiring corticosteroid administration.
  • Willing and able to use Dexcom's CGM device.
  • Willing to install Dexcom G7 app in their phone and register it for cloud data sharing
  • Able to understand and sign informed consent

Exclusion criteria

  • Pregnancy or lactation
  • Medically unmanaged diabetes
  • History of diabetic ketoacidosis (DKA) or hyperosmolar hyperglycemic state (HHS)
  • History of severe hypoglycemia
  • Active infection
  • History of a liver disorder (ALT > threefold of the ULN)
  • History of any renal disease
  • Immune compromised patient
  • Active illegal drug user (self-reported)
  • Under any other steroid treatment
  • Any other medical condition or treatment that would make participation in the study unsafe or infeasible.

Treatment and study plan

Dexcom G7

Device

The study will be conducted as a single-arm trial consisting of participants enrolled in the test group. Each participant will receive a G7 CGM and their blood glucose levels will be continuously transmitted to the Dexcom Clarity system for monitoring and data collection. As a observational study, the test group glucose levels will be monitored after receiving a steroid for pain management. The CGM profile of steroid-induced hyperglycemia in patients will be studied for the following corticosteroids: dexamethasone (10 mg), methylprednisolone (40 mg or 80 mg), triamcinolone (40 mg or 80 mg).

Primary outcomes

  1. Spike in blood glucose level (hyperglycemic phase)

    Time frame: From baseline (day 0) to end of monitoring (day 10)

    Hyperglycemic phase is determined based on clinically significant increase in percentage points above baseline

  2. Duration of hypo- or hyperglycemia

    Time frame: From baseline (day 0) to end of monitoring (day 10)

    minutes of blood glucose level in hypo-/hyperglycemic phase

  3. Drop in blood glucose levels (hypoglycemic phase)

    Time frame: From baseline (day 0) to end of monitoring (day 10)

    Hypoglycemic phase is determined based on clinically significant decrease in percentage points below baseline

Secondary outcomes

  1. Hospitalization rates

    Time frame: From baseline (day 0) to end of monitoring (day 10)

    Electronic health record analysis

  2. Number of phone calls to study team

    Time frame: From baseline (day 0) to end of monitoring (day 10)

    Analysis of electronic health records

Sponsors and collaborators

Lead sponsor

Mahesh Pattabiraman

Industry

Registry information

Official study title

Dexcom CGM as Preventative Diagnostic Tool in Steroid-Induced Hyperglycemia During Interventional Pain Management Procedure

Acronym: TRC-DX-1

Important dates

Study start
2024
Primary completion
2025
Study completion
2025
First posted
Oct 4, 2024
Registry last updated
Mar 26, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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