Difficult Venous Access: Clinical Challenges, Causes, and Advanced Techniques
1. Introduction to Difficult Venous Access Difficult venous access is a well-recognized clinical scenario characterized by multiple failed attempts to insert an intravenous cannula or draw blood from a patient’s peripheral veins. Establishing reliable venous access is one of the most fundamental and frequently performed procedures in modern medicine, essential for administering life-saving medications, intravenous … Read more