Lidocaine and Triamcinolone vs Saline Trigger Point Injection for Treatment of Chronic Abdominal Wall Pain

Temple University

Status and phase: Withdrawn; Phase 4

Conditions: Abdominal Cutaneous Nerve Entrapment Syndrome; Chronic Abdominal Wall Pain

Treatments: Drug: Lidocaine; Drug: Triamcinolone; Other: Placebo

Study type: Interventional

Funder types: Other

Identifiers

NCT02748395

23417

Details and patient eligibility

About

The purpose of this study is to determine whether the injection of triamcinolone and lidocaine is effective in relieving chronic abdominal wall pain.

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Clinical diagnosis of chronic abdominal wall pain
• Prior ultrasound or cross-sectional imaging of the abdomen to exclude other causes
• Baseline Brief Pain Inventory score ≥ 5

Exclusion criteria

• Multiple trigger points
• Abdominal wall hernia on exam
• Weight loss
• Rectal bleeding
• Recent change in bowel habits
• Decompensated cirrhosis or recurrent ascites
• Allergy or contraindication to study medications
• Known thrombocytopenia with platelet count < 50,000
• Other diagnosis of chronic pain syndromes including fibromyalgia
• Unable to provide informed consent
• Pregnancy

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Single Group Assignment

Masking: Triple Blind

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0 participants in 2 patient groups, including a placebo group

Placebo

Placebo Comparator group

Description:

Injection of 3.5mL of normal saline into the point of maximal tenderness in the abdomen

Treatment:

Other: Placebo

Treatment

Experimental group

Description:

Injection of 20mg triamcinolone and 1% lidocaine into the point of maximal tenderness in the abdomen

Treatment:

Drug: Triamcinolone

Drug: Lidocaine