Haem' means blood and 'arthrosis' means joint so a haemarthrosis is bleeding into a joint.

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Enclosing the articulating part of the knee joint is a water-tight capsule made of a strong fibrous material lined on the inside with a thin layer of secretory cells.

X-rays after an acute knee injury

Part 3 of a course by Mr (Dr) Adrian Wilson on assessing the severely swollen knee after an injury.

Examining the acutely injured swollen knee

Part 2 of a course by Mr (Dr) Adrian Wilson on assessing the severely swollen knee after an injury.

Assessing the severely swollen knee after an injury

On the sports field, the practitioner may have to make a quick assessment of the severity of a knee injury. This paper discusses how one might evaluate the injured knee that has suddenly filled up with blood.

Assessing the severely swollen knee after an injury - the context

Part 1 of a course by Mr (Dr) Adrian Wilson on assessing the severely swollen knee after an injury.

What are the causes of knee swelling?

How to decide if your knee swelling is serious or not.

There are two types of haemarthrosis – one is a mild one that follows surgery that has approximately 25cc in the joint - that does not need draining.

The moderate haemarthrosis where you have 50cc in the joint definitely needs draining because it will shut down your quadriceps and your...

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