What Is Purulent Drainage: A Clinical Guide 2026

You're standing at the bedside with a dressing in your hand and a note still open. The wound has gone from “draining” to clearly infected, but the hard part isn't spotting that something's wrong. The hard part is describing it precisely enough that treatment makes sense, the culture is worth sending, and the claim doesn't […]

A Clinician’s Guide to Purulent Drainage Color and Meaning

When you see purulent drainage, the wound is trying to tell you something important. The specific color—be it yellow, green, or brown—offers a vital clue about what’s happening beneath the surface, especially which bacteria might be causing trouble. This thick, cloudy fluid is one of the classic signs of infection, and learning to interpret what […]

Is Pus a Sign of Infection? A Guide for Clinicians

When you see pus in a wound, the first question that probably pops into your head is: is this an infection? It’s a natural assumption, but the answer isn't a simple yes or no. While pus is a clear signal of an intense inflammatory response where bacteria are present, it doesn't automatically mean you're dealing […]