Ten procedures for thin-layer chromatography of carbohydrates in urine were compared. The procedures differ considerably in their sensitivity and ability to separate sugars of clinical importance. A procedure was developed that permitted several sugars to be identified in normal urine samples without prior desalting or concentration. Celite was used as adsorbent, anisaldehyde as location reagen...

TOPIC: Critical Care TYPE: Medical Student/Resident Case Reports INTRODUCTION: Extravasation of vesicants occurs when there is leakage from a vessel into the surrounding area, with potential to cause tissue necrosis. Common include vasopressors, alkylating chemotherapeutic agents, hyper-osmolar or hypo-osmolar and certain antibiotics (vancomycin). Dextrose, at concentrations greater than 10% (D...