1. Supra condylar fracture of humerus bone / Tight plaster

2. Due to supra condylar fracture / tight plaster brachial artery damage (artery compress, tear)

3. Blood flow decrease (Ischaemia) – Volkmann’s ischaemia

4. If Ischaemia persist for long time – It cause muscle necrosis

5. Contracture (short and hard) and fibrosis of muscle – Volkmann’s Ischaemia Contracture (also called volkmann’s contracture)

6. Deformity in muscle