Effect of Topical Anesthesia on Patient's Pain Discomfort and Radial Artery Spasm in Transradial Catheterization

Effect of Topical Anesthesia on Patient's Pain Discomfort and Radial Artery Spasm in Transradial Catheterization

This study evaluate topical anaesthesia application for 30 minutes before tranradial catheterization during cardiac catheterization can reduce pain and decrease radial artery spasm

The incidence of Radial artery spasm (RAS) has varied from 5-30% RAS refers to friction between the artery and wires or guide catheters accompanied by a subjective feeling of pain.

EMLA anesthetic ointment (AO-Astra Zeneca) is an emulsion of lidocaine 2.5% and prilocaine 2.5% in a ratio of 1:1 by weight Previous study showed that EMLA cream can increase the success rate of femoral cannulation in children.

Inclusion Criteria:

• Patients age >18 years.
• Patients who was schedule to performed coronary angiogram

Exclusion Criteria:

Previous ipsilateral transradial approach Raynaud's syndrome ESRD History of sensitivity to local anesthetics Non-palpable redial pulse Abnormal Barbeau's test Local site infection Patient's refusal