NU 311 Clinical Nursing Skills Final Exam Questions And Answers A+ Guaranteed Pass! Infusion Nursing Society (INS) standards for reducing infection related to IV Therapy - ANS-• Assess the VAD catheter-skin junction site and surrounding area for redness, tenderness, swelling, and drainage by visual inspection and palpation through the intact dressing. Assess short-peripheral catheters minimally at least every 4 hours or more if clinically indicated and daily for outpatient or home ...