High Pressure Injection Injuries Wheeless

Description: - high pressure grease and paint guns are most common cause of injury, & site of injury is often the pad od the thumb or index finger;
- severity of injury is often underestimated due to the small punctate entrance wound;
- injected substance passes rapidly thru the subcutaneous tissue and enters the flexor tendon sheath;
- from there it passes into one or more of the deep spaces of the hand
Wheeless' Textbook of Orthopaedics